CN106942102A - A kind of anti-river snail infects the cultural method of pipe strongylid - Google Patents

A kind of anti-river snail infects the cultural method of pipe strongylid Download PDF

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CN106942102A
CN106942102A CN201710026697.3A CN201710026697A CN106942102A CN 106942102 A CN106942102 A CN 106942102A CN 201710026697 A CN201710026697 A CN 201710026697A CN 106942102 A CN106942102 A CN 106942102A
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parts
river snail
culturing pool
feed
days
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陈更新
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Lu Chuan County A Product Breeding Cooperatives
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Lu Chuan County A Product Breeding Cooperatives
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/06Coniferophyta [gymnosperms], e.g. cypress
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/12Asteraceae or Compositae [Aster or Sunflower family], e.g. daisy, pyrethrum, artichoke, lettuce, sunflower, wormwood or tarragon
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/20Fabaceae or Leguminosae [Pea or Legume family], e.g. pea, lentil, soybean, clover, acacia, honey locust, derris or millettia
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/24Lauraceae [Laurel family], e.g. laurel, avocado, sassafras, cinnamon or camphor
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/28Myrtaceae [Myrtle family], e.g. teatree or clove
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/34Rosaceae [Rose family], e.g. strawberry, hawthorn, plum, cherry, peach, apricot or almond
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/38Solanaceae [Potato family], e.g. nightshade, tomato, tobacco or chilli pepper
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K36/00Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
    • A61K36/18Magnoliophyta (angiosperms)
    • A61K36/185Magnoliopsida (dicotyledons)
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K36/00Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
    • A61K36/18Magnoliophyta (angiosperms)
    • A61K36/185Magnoliopsida (dicotyledons)
    • A61K36/48Fabaceae or Leguminosae (Pea or Legume family); Caesalpiniaceae; Mimosaceae; Papilionaceae
    • A61K36/489Sophora, e.g. necklacepod or mamani
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K36/00Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
    • A61K36/18Magnoliophyta (angiosperms)
    • A61K36/185Magnoliopsida (dicotyledons)
    • A61K36/73Rosaceae (Rose family), e.g. strawberry, chokeberry, blackberry, pear or firethorn
    • A61K36/739Sanguisorba (burnet)
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish
    • Y02A40/818Alternative feeds for fish, e.g. in aquacultures

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Abstract

The invention discloses the cultural method that a kind of anti-river snail infects pipe strongylid, comprise the following steps:(1) culturing pool is managed:The soil for cultivating bottom of pond portion is ploughed deeply into 15 22cm, by 800 1000g/m2Consumption in one layer of fumigant of earth surfaces place mat, light fumigant and smoulder the 22min of soil 15;(2) management is put in a suitable place to breed:Injecting height is 32 42cm water in culturing pool, and medium-height grass pack is placed in the water inlet of culturing pool, then puts the Cipangopaludina chinensis that weight range is 3 5g in a suitable place to breed in culturing pool;(3) management is fed:Feed river snail 180 200 days, the every 13 days 500g of sprinkling plant sterilization liquid 300 feed the 1000g of feed 800 for every 23 days, feed within every 57 days 800 1000g of blue or green feeding.River snail yield that the present invention is cultivated is high, the incidence of infection pipe strongylid is low, and river snail meat is high, with large market promotional value.

Description

A kind of anti-river snail infects the cultural method of pipe strongylid
【Technical field】
The present invention relates to the cultivation field of river snail, more particularly to a kind of anti-river snail infects the cultural method of pipe strongylid.
【Background technology】
River snail refers to the mollusk of Viviparidae, belongs to Mollusca Gastropoda Probranchia Viviparidae.River snail is in State the greater part is distributed.River snail requires higher to water quality, and yield is few.It can be caught in summer, autumn.River snail is a kind of Ovoviviparous animal, its mode of reproduction is unique, and the embryonic development of river snail and young spiral shell are developed and completed in parent.From embryonated egg to son The generation of spiral shell, takes around and one-year age is bred in parent.River snail starts breeding annual March-April to lay eggs in batches, in production While going out young spiral shell, female, male close spiral shell mating fertilization, while breeding the next year young spiral shell to be produced in parent again.One female spiral shell is complete Year about output 100-150 only young spiral shells.
River snail is often lived in lake, marsh, paddy field and ditch port.Like perching in the more water environment of soil humus In, higher to water quality requirement, happiness lives in that water quality is pure and fresh, and oxygen-containing sufficient waters misses potter and has been clustered in miniflow water, water level 30cm or so place.Viviparus omnivorousness, natural bait mainly has phytoplankton, moss and organic debris etc.;Man-made feeds There are green vegetables, rice bran, discarded fish and other plucks etc..Because river snail with radula licks food feed, so should before bait feeding Fed again after first using water logging soft.
Angiotrongylosis is a kind of infecting both domestic animals and human parasitic disease, and pipe strongylid is its original of causing a disease, category Strongylida, rear round wires Worm section, rear strongylid subfamily, Angiostrongylus.Adult is colonized in pulmonary arterial vascular, and larva intrusion central nervous system can be caused Eosinophilia's property meningoencephalitis, the parasite is colonized in the cerebrospinal fluid of people, causes headache, dizziness, heating, neck stiff Firmly, the symptom such as facial paralysis, severe patient can cause dementia etc..The intermediate host of pipe strongylid is mainly snail and slug.Whole place Main is mainly rodent.In recent years, due to a large amount of cultivation and edible, its scope being distributed expansion, disease of river snail and Pomacea canaliculata People, which also has, increases trend, and gradually spreads from south to north.Therefore, reduce aquatic breeding field snail during pipe colubriformis infection generation Rate, can reduce the generation of angiotrongylosis, and then have wide marketing to the development of river snail consumption market from source Prospect.
【The content of the invention】
Present invention aims at a kind of cultural method of anti-river snail infection pipe strongylid is provided, the technology passes through in culturing pool Culturing pool soil is smouldered, then medium-height grass pack and daily spray is placed in culturing pool water inlet under 10-20 DEG C of low temperature condition The technological means of plant sterilization liquid is spilt, reduction river snail infects the incidence of pipe strongylid, improves river snail meat;The present invention is also led to Cross to river snail feed for nursing and nutrient powder, the common yield for improving river snail.River snail yield that the present invention is cultivated is high, infection Guan Yuan The incidence of nematode is low, and river snail meat is high, with vast promotional value.
To reach above-mentioned purpose, the technical solution adopted in the present invention is:A kind of anti-river snail infects the cultivation of pipe strongylid Method, comprises the following steps:
(1) culturing pool is managed:Depth is deep-cut for 65-80cm, length is 30-40m, width is 20-25m culturing pool, so The soil for cultivating bottom of pond portion is ploughed deeply into 15-22cm afterwards, by 800-1000g/m2Consumption in one layer of fumigant of earth surfaces place mat, Light fumigant to smoulder after soil 15-22min, the soil after smouldering is covered in and smouldered on rear remaining ashes, injecting height Soaked 40-52 days for 8-13cm water;
(2) management is put in a suitable place to breed:Injecting height is 32-42cm water in culturing pool, and it is 10-20 DEG C, pH value to keep water temperature It is 12-20dm for 7.0-7.8 and water velocity3/ min, surrounding placement is anti-escape in culturing pool blocks, in the water inlet of culturing pool Place medium-height grass pack, then put the Cipangopaludina chinensis that weight range is 3-5g in a suitable place to breed in culturing pool, breeding density be 55-80/ m2
(3) management is fed:Feed river snail 180-200 days, per 1-3 days sprinkling plant sterilization liquid 300-500g, thrown per 2-3 days Feeding material 800-1000g, per blue or green feeding 800-1000g is fed within 5-7 days, when creatorrhea after the contraction of river snail lid, 30-60g is sought Foster flour all mash feeds river snail together.
In the present invention, as further illustrating, the plant sterilization liquid described in step (3) is prepared by following methods:By weight Number meter is measured, is shredded after 50-76 parts of leaves of Chinese ilex, 23-36 parts of kuh-sengs and 33-40 parts of Radix Sangusorbaes are mixed, in 300-400 parts of quality Fraction for 60-72% ethanol solution in soak 2-4h, then power be 300-500W under conditions of ultrasound 30-47min, so All it is put into afterwards in refluxing extraction device in 70-86 DEG C of refluxing extraction 8-12h, obtains leaching liquor, the pH value of regulation leaching liquor is 5-7, then adds after 20-40 parts of petroleum ethers, standing and filters, concentrated with Rotary Evaporators after filtrate 3-5h, obtain plant sterilization Liquid.
In the present invention, as further illustrating, the fumigant described in step (1) is by being 35-60 by weight:12-25: 10-23:6-11 tobacco leaf, wild wormwood artemisia, joss powder and cassia twig are mixed.
In the present invention, as further illustrating, the medium-height grass pack described in step (2) is prepared by following methods:By weight Number meter, by 34-60 parts of fresh eucalyptus leaveses, 15-23 parts of Folium Pterocaryaes, 20-35 portions of cordate houttuynias, 10-17 parts of coltsfoots and 6-11 portions of chrysanthemums After flower mixing, chopping is fallen to hammer into shape after 5-8min, is fitted into gauze filter bag, obtains medium-height grass pack with bruisher.
In the present invention, as further illustrating, the medium-height grass pack described in step (2) is changed once daily.
In the present invention, as further illustrating, the feed described in step (3) is prepared by following methods:By weight Meter, by 15-30 parts of rice brans, 5-10 portions of wheat bran, 20-26 portions of rape cakes, 5-8 portions of sorghum flours, 6-9 portions of germ cakes, 5-8 portions of Ipomoea batatas Powder, 8-10 part shaddock leaf, 3-6 parts of dried peppermint leaves, 5 parts of bacterium tail mushrooms, 1 part of phytase, 1 part of yeast and 15-30 parts of aqueous phase mixing, Sealing and fermenting is after 3-5 days at 18-25 DEG C, the granulating and forming in comminutor, and 10-15h is finally dried at 50-60 DEG C, is raised Material.
In the present invention, as further illustrating, the blue or green feeding described in step (3) is in black stonewort, green cup plant and green alga One or more.
In the present invention, as further illustrating, the nutrient powder described in step (3) is by being 10-16 by weight:8-13: 7-11 bone meal, stone flour and shrimp powder is mixed.
The function introduction of part material is as follows:
Leaf of Chinese ilex, also known as Folium Ilicis Purpureae.Leaf is containing two kinds of antipathogenic compositions, and one of them is protocatechuic acid, separately containing volatile oil, Huang Ketone.In the present invention, leaf of Chinese ilex is used as the primary raw material for preparing plant sterilization liquid.
Kuh-seng, kuh-seng has good heat-clearing and damp-drying drug, wind dispelling insecticide, antipruritic effect.Kuh-seng sterilization bolt is also mainly to be used for Treat damp-heat dysentery, the disease such as pruritus vulvae.In the present invention, kuh-seng is used as the primary raw material for preparing plant sterilization liquid.
Radix Sangusorbae, is the plant of rose family burnet.It is that garden burnet is exactly health product, Radix Sangusorbae contains a large amount of tannins, there is stronger Convergence and pressor effect, it is possible to decrease the permeability of blood vessel, reduce inflammatory and ooze out, while there is obvious sterilized make With.In the present invention, Radix Sangusorbae is used as the primary raw material for preparing plant sterilization liquid.
Petroleum ether, is a kind of liquid of water white transparency, there is the mixture of kerosene smell, predominantly pentane and hexane.It is insoluble Yu Shui, is dissolved in most organic solvents such as absolute ethyl alcohol, benzene, chloroform, oils.It is mainly used as solvent and grease processing.In the present invention In, petroleum ether is used as precipitating polar substances in plant sterilization liquid is prepared.
Tobacco leaf, tobacco is warm-natured sweet, poisonous, with detumescence, removing toxic substances, desinsection the effects such as, be mainly used in furuncle swelling toxin, head Tinea, tinea alba, the favus of the scalp, the disease such as venomous snake bite can also treat the diseases such as a subcutaneous ulcer, carbuncle on the back, wind phlegm, crane knee.In the present invention, tobacco leaf is used as Prepare the primary raw material of fumigant.
Wild wormwood artemisia, the alias of argy wormwood, its stem, leaf all contain volatile aromatic oil.Peculiar fragrance produced by it, can mosquito repellent Fly, worm ant, purify air.It is also sterilization, the epidemic method passed on from generation to generation that folium artemisiae argyi cigarette, which is smoked,.In the present invention, wild wormwood artemisia is used as preparing The raw material of fumigant.
Joss powder, the powder that cedarwood is prepared from, the aroma gases sent have clearing heat and detoxicating, removing dampness and destroying parasites work With.Its main component is ancient name for Chinese cabbage terpene, lemon terpene, and these natural materials can not only kill bacterium, virus, purify air, and to people With unbending sb.'s mind, the effect set the mind at rest.In the present invention, joss powder is used as the raw material for preparing fumigant.
Cassia twig, is born in evergreen broadleaf forest but mostly cultivates, cultivate in sand dune or slope mountain region, be Lauraceae aiphyllium The dry twig of plant Chinese cassia tree.In the present invention, cassia twig is used as the raw material for preparing fumigant.
Eucalyptus leaves, eucalyptus oil and Eucalyptus globulus Labill leaf preserved material are still used for some skin diseases, and are rushed as the surface of a wound, ulcer, fistula Lotion.There is drive hookworm effect after eucalyptus oil is for oral administration, its tannic acid has hypostypsis property, and its volatile oil has wind dispelling effect, volatile oil Absorbed from alimentary canal, partly by respiratory excretion.In addition, eucalyptus oil can be used as the antalgesic of deodorant and neuralgia patient, have People thinks that Eucalyptus globulus Labill leaf has local anaesthesia effect.In the present invention, eucalyptus leaves is used as the primary raw material for preparing medium-height grass pack.
Folium Pterocaryae, taste bitter and cold is nontoxic, and leaf bitter is cool in nature, nontoxic, and rash, diuresis detoxicating functions are oozed with heat-clearing.At this In invention, Folium Pterocaryae is used as the raw material for preparing medium-height grass pack.
Cordate houttuynia, pungent, cold nature;Return lung, bladder, large intestine channel.With clearing heat and detoxicating, resolving sputum removing pus and relieving carbuncle, diuresis disappears Swollen treating stranguria effect.In the present invention, cordate houttuynia is used as the raw material for preparing medium-height grass pack.
Coltsfoot, flower is containing sterols, rutin, hyperin, triterpenoid saponin, tannin, wax, volatile oil and Pus such as faradiols The yellow matter of public English.In the present invention, coltsfoot is used as the raw material for preparing medium-height grass pack.
Chrysanthemum, glucoside containing chrysanthemum, choline, stachydrine, amino acid and mcg vitamin etc., to Escherichia coli, golden yellow Portugal Grape coccus, A type and beta streptococcus etc. have killing action.In the present invention, chrysanthemum is used as the raw material for preparing medium-height grass pack.
Contain fat, a large amount vitamin, pohytol, dietary fiber, amino acid and mineral matter etc. in rice bran, rice bran.Therefore, Rice bran replaces the addition of the raw materials such as corn in animal animal and fowl fodder, reduces feed cost and increases economic efficiency.In the present invention In, rice bran is the raw material for preparing river snail feed.
Wheat bran, i.e. wheat skin, wheat processing milling by products, wheat yellow, sheet or powdery.Mainly fiber, aleuron, some Minerals and vitamins nature and flavor are sweet cool, can restrain sweat.Rich in cellulose and vitamin, main application have it is edible, be used as medicine, feed Raw material, wine brewing etc..In the present invention, wheat bran is the raw material for preparing river snail feed.
Rape cake, containing higher protein, amino acid composition is relatively balanced, and sulfur amino acid content is high, arginine content Relatively low, lysine content is low.Crude fiber content is higher, and calcic is also higher.Micro- iron content is relatively enriched.In the present invention, dish Seedcake is the raw material for preparing river snail feed.
Sorghum flour, main component be starch, account for the 61-63% of weight, cellulose and hemicellulose account for 6-7%, egg White matter accounts for 9.4-10.5%.In addition, sorghum is also containing micro substances such as inorganic salts, fat.In the present invention, sorghum flour is system The raw material of standby river snail feed.
Germ cake, protein and lipid content are more than 20%, and Amino Acids in Proteins composition is more balanced, in lipid Natural VE is 200-300mg/100g, and wherein aliphatic acid 70% is above is unrighted acid, and containing abundant micro Element and mineral matter.In the present invention, germ cake is the raw material for preparing river snail feed.
Sweet potato powder, is the powder that Ipomoea batatas grinds to form, the nutriment needed containing a variety of human bodies.In the present invention, sweet potato powder To prepare the raw material of river snail feed.
Shaddock leaf, shaddock leaf contains flavonoids, helps vim and vigour running, anti-aging, anti-inflammatory etc..In the present invention, shaddock leaf is Prepare the raw material of river snail feed.
Dried peppermint leaf, is the leaf of plant peppermint, and taste is refrigerant.Dried peppermint leaf has luxuriant lotus leaf, jintan grass, rising Yang grass, Bu He title Peppermint, mainly containing the composition such as peppermint oil, menthol and menthones, isomenthone, Rosmarinic acid.Can with stomach invigorating wind-dispelling, dispel Phlegm, cholagogic and anti-spasm.In the present invention, dried peppermint leaf is the raw material for preparing river snail feed.
Phytase, as a kind of enzyme preparation produced by microbial fermentation, can decompose natural organic in animal feed Phosphorus.In the present invention, phytase natural organophosphor in other feeds are decomposed during preparing river snail feed, promotes river snail pair The absorption of phosphorus.
Yeast, is some unicellular fungis, not the unit of phylogeny classification.Saccharomycete is extensive in distributed in nature, It is main to be grown in the moist environment containing sugar of slant acidity.In the present invention, yeast is used for during river snail feed is prepared Other raw materials in feed are fermented and degraded macromolecular, promote absorption of the river snail to feedstuff composition.
The blue or green feeding as river snail in the present invention of black stonewort, green cup plant and green alga, is river snail to reduce the consumption of feed Enough vitamin and trace element is provided, promotes the absorption and growth of river snail.
Bone meal, it is rich in bone meal containing abundant mineral matter, most importantly hydroxyapatite crystals and unformed calcium monohydrogen phosphate Rich calcium and phosphorus is macro minerals element needed by human, and their ratio (Ca: P=2: 1) is body absorption calcium phosphorus Optimal proportion.In the present invention, bone meal is the raw material for preparing nutrient powder.
Stone flour, containing abundant calcium carbonate, in the present invention, stone flour is the raw material for preparing nutrient powder.
Shrimp powder, is the powder ground with dried small shrimp.In the present invention, fish meal is the raw material for preparing nutrient powder.
The invention has the advantages that:
1. the breeding of the enough efficient killer tube strongylid of plant sterilization liquid energy prepared by the present invention, reduction river snail infection pipe round wires The incidence of worm.The flavone compound in leaf of Chinese ilex in plant sterilization liquid prepared by the present invention is inserted into pipe strongylid Between nucleic acid base, influence hydrogen bond formation and protein synthesis, while in killer tube strongylid cell DNA and RNA conjunction Into the growth of killer tube strongylid;Matrine in kuh-seng can the required energy of killer tube strongylid activity and carbon valency and The completion of reducing power, the energetic supersession of blocking tube strongylid, and then influence pipe round wires in the breeding of pipe strongylid, reduction culturing pool The quantity of worm, is greatly reduced the infection rate that river snail infects pipe strongylid;Tannin in Radix Sangusorbae can be with the egg in pipe strongylid White matter and lipid produce reciprocation, so as to change the mobility of film, the integrality of cell membrane, makes intracellular in destruction pipe strongylid Composition is revealed, and is influenceed the nutrient absorption of cell, is caused dysfunction to carry out the growth of killer tube strongylid.This three is from different principle The growth course of pipe strongylid is influenceed with different angles, the growth of killer tube strongylid, reduce the number of pipe strongylid Amount, so that the incidence that river snail infects pipe strongylid is greatly reduced, total effect that this three produces is far longer than single composition Produced effect sum.
2. feed prepared by the present invention not only rich in abundant protein, vitamin and trace element, meets river snail in life To the demand of nutrient in growth process, and the feed prepared is the feed after handling by fermentation, can be difficult river snail to inhale The protein macromolecule of receipts is converted into small molecule, promotes the absorption of river snail, and then improve the yield of river snail.Used in the present invention Rice bran, wheat bran, sorghum flour, rape cake, germ cake and sweet potato powder all have abundant protein;Rape cake and germ cake not only contain There is abundant amino acid, the shortcoming of sorghum flour, sweet potato powder, wheat bran and rice bran for the shortage of amino acid is compensate for, also containing big The trace element of amount, promotes the growth of river snail;And the menthones in the flavonoids and dried peppermint leaf in shaddock leaf can improve river snail Resistance against diseases, and then increase river snail survival rate, further improve river snail yield;Phytase is preparing the mistake of river snail feed Natural organophosphor in other feeds is decomposed in journey, promotes absorption of the river snail to organophosphor;And the technological means for the fermentation taken can So that the protein macromolecule that the river snail in raw material is difficult to digest is converted into the small molecule that river snail easily absorbs, promote the suction of river snail Receive, and then improve the yield of river snail.Sum it up, above-mentioned taken various raw materials and each technological means cooperate, Mutually promote, it is progressive, it is indispensable, improve the yield of river snail jointly, total effect of generation be significantly larger than it is single into Point and single technological means obtained by effect simple plus and.
3. the present invention sets medium-height grass pack in water inlet, using the impulsive force at water source that the herbal medicine in medium-height grass pack is slow Release, can be by the herbal substances, as current are dissolved in after culturing pool, enable after substance decomposition in herbal medicine bag in herbal medicine bag Even release, effect of traditional Chinese medicine ingredients can be improved to greatest extent, the germ in water is killed, and improved the water quality of culturing pool, carried The immunity and premunition of high river snail, promote the growth of river snail.The Cineole in eucalyptus leaves in one side medium-height grass pack, chrysanthemum In flavonoids, the tannin of Folium Pterocaryae and coltsfoot as compound disinfectant, can efficiently kill the bacterium in water, and eucalyptus leaves In eucalyptus oil can local anaesthesia pipe strongylid, the growth of killer tube strongylid, so reduce pipe strongylid infection;Cordate houttuynia In decanoy acetaldehyde can improve the antibacterial activity of flavonoids, tannin and Cineole, improve sterilized efficiency, moreover it is possible to efficiently kill Pipe strongylid in water, improves the water quality and microbial environment of culturing pool, improves the premunition of river snail.Medium-height grass in medium-height grass pack Medicine improves the germicidal efficiency of herbal medicine with different aspect from different perspectives, efficiently kills pipe strongylid, improves the resistance against diseases of river snail, The incidence that river snail infects pipe strongylid is reduced, the effect of generation is far longer than the summation for the resistance against diseases that single composition is produced.
4. the present invention smoulders culturing pool soil using fumigant, it can not only be killed using the volatile matter of sootiness in soil Harmful bacteria, the environment in purifying aquaculture pond, reduction river snail infects the incidence of pipeline worm;And the infiltration of the soil after smouldering Rate, porosity, cation exchange capacity (CEC) are significantly improved, and the nutrient such as available nitrogen, phosphorus, potassium increased, and available nutrient has also increased Plus, it can be used as base manure administration;Along with the burned rear plant ash formed of fumigant, after long-time immersion is rotted, can be Soil provides abundant trace element, and substantial amounts of nutriment is provided for the growth of river snail, promotes river snail growth, improves river snail production Amount.
【Embodiment】
Embodiment 1:
1. early-stage preparations:
Plant sterilization liquid is prepared by following methods:Count by weight, by 50 parts of leaves of Chinese ilex, 23 parts of kuh-sengs and 33 parts of dried rhizome of rehmannia Shredded after elm mixing, 2h is soaked in 300 parts of mass fractions is 60% ethanol solutions, then under conditions of power is 300W Ultrasonic 30min, is then all put into refluxing extraction device in 70 DEG C of refluxing extraction 8h, obtains leaching liquor, regulation leaching liquor PH value is 5, then adds after 20 parts of petroleum ethers, standing and filters, is concentrated with Rotary Evaporators after filtrate 3h, obtain plant sterilization Liquid.
The preparation of fumigant:Count by weight, 35 parts of tobacco leaves, 12 parts of wild wormwood artemisias, 10 parts of joss powders and 6 parts of cassia twig are mixed Close, obtain fumigant.
The preparation of Chinese herbal medicine:Count by weight, by 34 parts of fresh eucalyptus leaveses, 15 parts of Folium Pterocaryaes, 20 portions of cordate houttuynias, 10 parts After coltsfoot and 6 parts of chrysanthemum mixing, chopping is fallen to hammer into shape after 5min, is fitted into gauze filter bag, obtains medium-height grass pack with bruisher.
The preparation of feed:Count by weight, by 15 parts of rice brans, 5 parts of wheat bran, 20 parts of rape cakes, 5 parts of sorghum flours, 6 parts of embryos Bud cake, 5 parts of sweet potato powders, 8 parts of shaddock leafs, 3 parts of dried peppermint leaves, 5 parts of bacterium tail mushrooms, 1 part of phytase, 1 part of yeast and 15 parts of aqueous phase mixing, Sealing and fermenting is after 3 days at 18 DEG C, the granulating and forming in comminutor, and 10h is finally dried at 50 DEG C, feed is obtained.
The preparation of nutrient powder:Count by weight, 10 parts of bone meal, 8 parts of stone flours and 7 parts of shrimp powders are mixed, nutrition is obtained Powder.
The material that above-mentioned early stage is prepared is used for following cultural methods.
2. a kind of anti-river snail infects the cultural method of pipe strongylid, comprise the following steps:
(1) culturing pool is managed:Depth is deep-cut for 65cm, length is 30m, and width is 20m culturing pool, then by culturing pool The soil of bottom ploughs deeply 15cm, by 800g/m2Consumption in one layer of fumigant of earth surfaces place mat, light fumigant and smoulder soil After 15min, the soil after smouldering is covered in and smouldered on rear remaining ashes, injecting height soaks 40 days for 8cm water;
(2) management is put in a suitable place to breed:Injecting height is 32cm water in culturing pool, and to keep water temperature be 10 DEG C, pH value is 7.0 and Water velocity is 12dm3/ min, surrounding placement is anti-escape in culturing pool is blocked, and medium-height grass pack is placed in the water inlet of culturing pool, Medium-height grass pack is changed once daily, then puts the Cipangopaludina chinensis that weight range is 3-5g in a suitable place to breed in culturing pool, and breeding density is 55/m2
(3) management is fed:Feed river snail 180 days, plant sterilization liquid 300g was sprayed per 1-3 days, it is every to feed feed within 2-3 days 800g, per black stonewort 800g is fed within 5-7 days, when creatorrhea after the contraction of river snail lid, 30g nutrition flour all mash is thrown together Feed river snail.
Embodiment 2:
1. early-stage preparations:
Plant sterilization liquid is prepared by following methods:Count by weight, by 52 parts of leaves of Chinese ilex, 27 parts of kuh-sengs and 37 parts of dried rhizome of rehmannia Shredded after elm mixing, 2.5h is soaked in 320 parts of mass fractions is 65% ethanol solutions, then in the condition that power is 350W Lower ultrasonic 34min, is then all put into refluxing extraction device in 73 DEG C of refluxing extraction 9h, obtains leaching liquor, adjusts leaching liquor PH value be 5.5, then add 33 parts of petroleum ethers, filter after standing, concentrated with Rotary Evaporators after filtrate 3.5h, obtain plant Bactericidal liquid.
The preparation of fumigant:Count by weight, 38 parts of tobacco leaves, 22 parts of wild wormwood artemisias, 17 parts of joss powders and 10 parts of cassia twig are mixed Close, obtain fumigant.
The preparation of Chinese herbal medicine:Count by weight, by 50 parts of fresh eucalyptus leaveses, 18 parts of Folium Pterocaryaes, 33 portions of cordate houttuynias, 12 parts After coltsfoot and 8 parts of chrysanthemum mixing, chopping is fallen to hammer into shape after 6min, is fitted into gauze filter bag, obtains medium-height grass pack with bruisher.
The preparation of feed:Count by weight, by 25 parts of rice brans, 6 parts of wheat bran, 23 parts of rape cakes, 7 parts of sorghum flours, 7 parts of embryos Bud cake, 5 parts of sweet potato powders, 8.5 parts of shaddock leafs, 4 parts of dried peppermint leaves, 5 parts of bacterium tail mushrooms, 1 part of phytase, 1 part of yeast and 20 parts of aqueous phases are mixed Close, sealing and fermenting is after 3.5 days at 19 DEG C, the granulating and forming in comminutor, 12h is finally dried at 52 DEG C, feed is obtained.
The preparation of nutrient powder:Count by weight, 13 parts of bone meal, 10 parts of stone flours and 8 parts of shrimp powders are mixed, nutrition is obtained Powder.
The material that above-mentioned early stage is prepared is used for following cultural methods.
2. a kind of anti-river snail infects the cultural method of pipe strongylid, comprise the following steps:
(1) culturing pool is managed:Depth is deep-cut for 69cm, length is 32m, and width is 21m culturing pool, then by culturing pool The soil of bottom ploughs deeply 17cm, by 880g/m2Consumption in one layer of fumigant of earth surfaces place mat, light fumigant and smoulder soil After 16min, the soil after smouldering is covered in and smouldered on rear remaining ashes, injecting height soaks 42 days for 9cm water;
(2) management is put in a suitable place to breed:Injecting height is 38cm water in culturing pool, and to keep water temperature be 13 DEG C, pH value is 7.2 and Water velocity is 13dm3/ min, surrounding placement is anti-escape in culturing pool is blocked, and medium-height grass pack is placed in the water inlet of culturing pool, Medium-height grass pack is changed once daily, then puts the Cipangopaludina chinensis that weight range is 3-5g in a suitable place to breed in culturing pool, and breeding density is 66/m2
(3) management is fed:Feed river snail 188 days, plant sterilization liquid 360g was sprayed per 1-3 days, it is every to feed feed within 2-3 days 900g, per black stonewort 100g, green cup plant 750g is fed for 5-7 days, when creatorrhea after the contraction of river snail lid, by 43g nutrient powders Mixed feed feeds river snail together.
Embodiment 3:
1. early-stage preparations:
Plant sterilization liquid is prepared by following methods:Count by weight, by 60 parts of leaves of Chinese ilex, 33 parts of kuh-sengs and 37 parts of dried rhizome of rehmannia Shredded after elm mixing, 2.5h is soaked in 340 parts of mass fractions is 65% ethanol solutions, then in the condition that power is 370W Lower ultrasonic 33min, is then all put into refluxing extraction device in 78 DEG C of refluxing extraction 11h, obtains leaching liquor, adjusts leaching liquor PH value be 6, then add 23 parts of petroleum ethers, filter after standing, concentrated with Rotary Evaporators after filtrate 4h, obtain plant sterilization Liquid.
The preparation of fumigant:Count by weight, 45 parts of tobacco leaves, 22 parts of wild wormwood artemisias, 17 parts of joss powders and 8 parts of cassia twig are mixed Close, obtain fumigant.
The preparation of Chinese herbal medicine:Count by weight, by 50 parts of fresh eucalyptus leaveses, 20 parts of Folium Pterocaryaes, 28 portions of cordate houttuynias, 13 parts After coltsfoot and 7 parts of chrysanthemum mixing, chopping is fallen to hammer into shape after 6min, is fitted into gauze filter bag, obtains medium-height grass pack with bruisher.
The preparation of feed:Count by weight, by 22 parts of rice brans, 8 parts of wheat bran, 23 parts of rape cakes, 7 parts of sorghum flours, 7 parts of embryos Bud cake, 6 parts of sweet potato powders, 8.5 parts of shaddock leafs, 4 parts of dried peppermint leaves, 5 parts of bacterium tail mushrooms, 1 part of phytase, 1 part of yeast and 119 parts of aqueous phases are mixed Close, sealing and fermenting is after 4 days at 19 DEG C, the granulating and forming in comminutor, 14h is finally dried at 54 DEG C, feed is obtained.
The preparation of nutrient powder:Count by weight, 13 parts of bone meal, 10 parts of stone flours and 8 parts of shrimp powders are mixed, nutrition is obtained Powder.
The material that above-mentioned early stage is prepared is used for following cultural methods.
2. a kind of anti-river snail infects the cultural method of pipe strongylid, comprise the following steps:
(1) culturing pool is managed:Depth is deep-cut for 72cm, length is 35m, and width is 23m culturing pool, then by culturing pool The soil of bottom ploughs deeply 20cm, by 860g/m2Consumption in one layer of fumigant of earth surfaces place mat, light fumigant and smoulder soil After 20min, the soil after smouldering is covered in and smouldered on rear remaining ashes, injecting height soaks 47 days for 15cm water;
(2) management is put in a suitable place to breed:Injecting height is 38cm water in culturing pool, and to keep water temperature be 13 DEG C, pH value is 7.3 and Water velocity is 16dm3/ min, surrounding placement is anti-escape in culturing pool is blocked, and medium-height grass pack is placed in the water inlet of culturing pool, Medium-height grass pack is changed once daily, then puts the Cipangopaludina chinensis that weight range is 3-5g in a suitable place to breed in culturing pool, and breeding density is 63/m2
(3) management is fed:Feed river snail 195 days, plant sterilization liquid 410g was sprayed per 1-3 days, it is every to feed feed within 2-3 days 930g, per green cup plant 250g, green alga 700g is fed within 5-7 days, when creatorrhea after the contraction of river snail lid, 40g nutrient powders are matched somebody with somebody Close feed and feed river snail together.
Embodiment 4:
1. early-stage preparations:
Plant sterilization liquid is prepared by following methods:Count by weight, by 70 parts of leaves of Chinese ilex, 29 parts of kuh-sengs and 37 parts of dried rhizome of rehmannia Shredded after elm mixing, 3.5h is soaked in 360 parts of mass fractions is 68% ethanol solutions, then in the condition that power is 375W Lower ultrasonic 38min, is then all put into refluxing extraction device in 78 DEG C of refluxing extraction 9h, obtains leaching liquor, adjusts leaching liquor PH value be 6.5, then add 36 parts of petroleum ethers, filter after standing, concentrated with Rotary Evaporators after filtrate 4.5h, obtain plant Bactericidal liquid.
The preparation of fumigant:Count by weight, 50 parts of tobacco leaves, 18 parts of wild wormwood artemisias, 21 parts of joss powders and 10 parts of cassia twig are mixed Close, obtain fumigant.
The preparation of Chinese herbal medicine:Count by weight, by 49 parts of fresh eucalyptus leaveses, 17 parts of Folium Pterocaryaes, 34 portions of cordate houttuynias, 16 parts After coltsfoot and 9 parts of chrysanthemum mixing, chopping is fallen to hammer into shape after 7min, is fitted into gauze filter bag, obtains medium-height grass pack with bruisher.
The preparation of feed:Count by weight, by 23 parts of rice brans, 6 parts of wheat bran, 24 parts of rape cakes, 6 parts of sorghum flours, 7 parts of embryos Bud cake, 6 parts of sweet potato powders, 9.5 parts of shaddock leafs, 4 parts of dried peppermint leaves, 5 parts of bacterium tail mushrooms, 1 part of phytase, 1 part of yeast and 24 parts of aqueous phases are mixed Close, sealing and fermenting is after 4.5 days at 21 DEG C, the granulating and forming in comminutor, 11h is finally dried at 55 DEG C, feed is obtained.
The preparation of nutrient powder:Count by weight, 13 parts of bone meal, 10 parts of stone flours and 8 parts of shrimp powders are mixed, nutrition is obtained Powder.
The material that above-mentioned early stage is prepared is used for following cultural methods.
2. a kind of anti-river snail infects the cultural method of pipe strongylid, comprise the following steps:
(1) culturing pool is managed:Depth is deep-cut for 72cm, length is 32m, and width is 24m culturing pool, then by culturing pool The soil of bottom ploughs deeply 18cm, by 870g/m2Consumption in one layer of fumigant of earth surfaces place mat, light fumigant and smoulder soil After 20min, the soil after smouldering is covered in and smouldered on rear remaining ashes, injecting height soaks 47 days for 9cm water;
(2) management is put in a suitable place to breed:Injecting height is 37cm water in culturing pool, and to keep water temperature be 13 DEG C, pH value is 7.4 and Water velocity is 16dm3/ min, surrounding placement is anti-escape in culturing pool is blocked, and medium-height grass pack is placed in the water inlet of culturing pool, Medium-height grass pack is changed once daily, then puts the Cipangopaludina chinensis that weight range is 3-5g in a suitable place to breed in culturing pool, and breeding density is 63/m2
(3) management is fed:Feed river snail 190 days, plant sterilization liquid 440g was sprayed per 1-3 days, it is every to feed feed within 2-3 days 890g, per black stonewort 300g, green alga 630g is fed within 5-7 days, when creatorrhea after the contraction of river snail lid, 43g nutrient powders are coordinated Feed feeds river snail together.
Embodiment 5:
1. early-stage preparations:
Plant sterilization liquid is prepared by following methods:Count by weight, by 58 parts of leaves of Chinese ilex, 35 parts of kuh-sengs and 36 parts of dried rhizome of rehmannia Shredded after elm mixing, 2.5h is soaked in 335 parts of mass fractions is 67% ethanol solutions, then in the condition that power is 420W Lower ultrasonic 39min, is then all put into refluxing extraction device in 78 DEG C of refluxing extraction 10h, obtains leaching liquor, adjusts leaching liquor PH value be 6, then add 25 parts of petroleum ethers, filter after standing, concentrated with Rotary Evaporators after filtrate 3.5h, obtain plant and kill Bacterium solution.
The preparation of fumigant:Count by weight, 52 parts of tobacco leaves, 22 parts of wild wormwood artemisias, 17 parts of joss powders and 7 parts of cassia twig are mixed Close, obtain fumigant.
The preparation of Chinese herbal medicine:Count by weight, by 53 parts of fresh eucalyptus leaveses, 20 parts of Folium Pterocaryaes, 31 portions of cordate houttuynias, 13 parts After coltsfoot and 8 parts of chrysanthemum mixing, chopping is fallen to hammer into shape after 6min, is fitted into gauze filter bag, obtains medium-height grass pack with bruisher.
The preparation of feed:Count by weight, by 20 parts of rice brans, 6 parts of wheat bran, 21 parts of rape cakes, 6 parts of sorghum flours, 7 parts of embryos Bud cake, 7 parts of sweet potato powders, 9 parts of shaddock leafs, 4 parts of dried peppermint leaves, 5 parts of bacterium tail mushrooms, 1 part of phytase, 1 part of yeast and 24 parts of aqueous phase mixing, Sealing and fermenting is after 4 days at 19 DEG C, the granulating and forming in comminutor, and 12h is finally dried at 54 DEG C, feed is obtained.
The preparation of nutrient powder:Count by weight, 13 parts of bone meal, 9 parts of stone flours and 8 parts of shrimp powders are mixed, nutrition is obtained Powder.
The material that above-mentioned early stage is prepared is used for following cultural methods.
2. a kind of anti-river snail infects the cultural method of pipe strongylid, comprise the following steps:
(1) culturing pool is managed:Depth is deep-cut for 69cm, length is 35m, and width is 24m culturing pool, then by culturing pool The soil of bottom ploughs deeply 18cm, by 880g/m2Consumption in one layer of fumigant of earth surfaces place mat, light fumigant and smoulder soil After 18min, the soil after smouldering is covered in and smouldered on rear remaining ashes, injecting height soaks 47 days for 10cm water;
(2) management is put in a suitable place to breed:Injecting height is 35cm water in culturing pool, and to keep water temperature be 13 DEG C, pH value is 7.2 and Water velocity is 16dm3/ min, surrounding placement is anti-escape in culturing pool is blocked, and medium-height grass pack is placed in the water inlet of culturing pool, Medium-height grass pack is changed once daily, then puts the Cipangopaludina chinensis that weight range is 3-5g in a suitable place to breed in culturing pool, and breeding density is 74/m2
(3) management is fed:Feed river snail 193 days, plant sterilization liquid 340g was sprayed per 1-3 days, it is every to feed feed within 2-3 days 830g,, will when creatorrhea after the contraction of river snail lid per black stonewort 400g, green cup plant 200g and green alga 250g is fed within 5-7 days 47g nutrition flour all mash feeds river snail together.
Embodiment 6:
1. early-stage preparations:
Plant sterilization liquid is prepared by following methods:Count by weight, by 76 parts of leaves of Chinese ilex, 36 parts of kuh-sengs and 40 parts of dried rhizome of rehmannia Shredded after elm mixing, 4h is soaked in 400 parts of mass fractions is 72% ethanol solutions, then under conditions of power is 500W Ultrasonic 47min, is then all put into refluxing extraction device in 86 DEG C of refluxing extraction 12h, obtains leaching liquor, regulation leaching liquor PH value is 7, then adds after 40 parts of petroleum ethers, standing and filters, is concentrated with Rotary Evaporators after filtrate 5h, obtain plant sterilization Liquid.
The preparation of fumigant:Count by weight, 60 parts of tobacco leaves, 25 parts of wild wormwood artemisias, 23 parts of joss powders and 11 parts of cassia twig are mixed Close, obtain fumigant.
The preparation of Chinese herbal medicine:Count by weight, by 60 parts of fresh eucalyptus leaveses, 23 parts of Folium Pterocaryaes, 35 portions of cordate houttuynias, 17 parts After coltsfoot and 11 parts of chrysanthemum mixing, chopping is fallen to hammer into shape after 8min, is fitted into gauze filter bag, obtains medium-height grass pack with bruisher.
The preparation of feed:Count by weight, by 30 parts of rice brans, 10 parts of wheat bran, 26 parts of rape cakes, 8 parts of sorghum flours, 9 parts Germ cake, 8 parts of sweet potato powders, 10 parts of shaddock leafs, 6 parts of dried peppermint leaves, 5 parts of bacterium tail mushrooms, 1 part of phytase, 1 part of yeast and 30 parts of aqueous phases are mixed Close, sealing and fermenting is after 5 days at 25 DEG C, the granulating and forming in comminutor, 15h is finally dried at 60 DEG C, feed is obtained.
The preparation of nutrient powder:Count by weight, 16 parts of bone meal, 13 parts of stone flours and 11 parts of shrimp powders are mixed, sought Support powder.
The material that above-mentioned early stage is prepared is used for following cultural methods.
2. a kind of anti-river snail infects the cultural method of pipe strongylid, comprise the following steps:
(1) culturing pool is managed:Depth is deep-cut for 80cm, length is 40m, and width is 25m culturing pool, then by culturing pool The soil of bottom ploughs deeply 22cm, by 1000g/m2Consumption in one layer of fumigant of earth surfaces place mat, light fumigant and smoulder mud After native 22min, the soil after smouldering is covered in and smouldered on rear remaining ashes, injecting height soaks 52 for 13cm water My god;
(2) management is put in a suitable place to breed:Injecting height is 42cm water in culturing pool, and to keep water temperature be 20 DEG C, pH value is 7.8 and Water velocity is 20dm3/ min, surrounding placement is anti-escape in culturing pool is blocked, and medium-height grass pack is placed in the water inlet of culturing pool, Medium-height grass pack is changed once daily, then puts the Cipangopaludina chinensis that weight range is 3-5g in a suitable place to breed in culturing pool, and breeding density is 80/m2
(3) management is fed:Feed river snail 200 days, plant sterilization liquid 500g was sprayed per 1-3 days, it is every to feed feed within 2-3 days 1000g, per black stonewort 200g, green cup plant 400g and green alga 400g is fed within 5-7 days, when creatorrhea after the contraction of river snail lid, 60g nutrition flour all mash is fed into river snail together.
Comparative example 1:The specific steps of the cultural method of river snail, raw material are substantially the same manner as Example 1, and difference is:Step Suddenly fumigant is not used in (1).
Comparative example 2:The specific steps of the cultural method of river snail, raw material are substantially the same manner as Example 1, and difference is:Step Suddenly using not using medium-height grass pack in (2).
Comparative example 3:The specific steps of the cultural method of river snail, raw material are substantially the same manner as Example 1, and difference is:Step Suddenly without sprinkling plant sterilization liquid in (3).
Comparative example 4:The specific steps of the cultural method of river snail, raw material are substantially the same manner as Example 1, and difference is:Step Suddenly the feed employed in (3) is the soyabean protein powder feed sold on the market.
Contrast test 1:
Comparative example 1-4 and embodiment 1-6 cultural method is respectively cultivated into the gross weight after 100kg river snails, detection cultivation river snail Amount, calculates testing result, the results are shown in Table 1.
Contrast test 2:
Comparative example 1-4 and embodiment 1-6 cultural method is respectively cultivated into 100kg river snails, detection river snail infection pipe strongylid Incidence.Detection method is:River snail will first be cleaned with running water after cultivation maturation, break into pieces and breechblock is positioned over after shelling In 50mL beakers, shred after mashing plus 8mL physiological saline, coarse particulate matter is filtered with mono layer gauze after mixing, filtrate is used 1500r/min centrifuges 8min, and incline supernatant liquor, stays 0.2mL to mix sediment and is placed in slide, in detecting Guan Yuan under light microscopic III phase of nematode nematode larval, calculates testing result, the results are shown in Table 1.
Table 1:
Yield River snail infects the incidence of pipe strongylid
Comparative example 1 410kg 29.4%
Comparative example 2 420kg 33.5%
Comparative example 3 416kg 46.8%
Comparative example 4 259kg 11.6%
Embodiment 1 456kg 8.4%
Embodiment 2 464kg 8.2%
Embodiment 3 489kg 7.8%
Embodiment 4 480kg 6.5%
Embodiment 5 475kg 7.1%
Embodiment 6 489kg 8.2%
The result of table 1 shows:Yield is higher, illustrates that the cultural method is more effective.River snail yield in comparative example 4 is minimum, By using the special feed of the present invention, river snail yield greatly improved, the purpose of volume increase increment has been reached;
The incidence of river snail infection pipe strongylid is lower, illustrates that the cultural method is more effective.The river snail infection pipe of comparative example 3 The incidence highest of strongylid, is secondly comparative example 2 and comparative example 1, by using sprinkling plant sterilization liquid, culturing pool water inlet Place places medium-height grass pack and the infection of pipe strongylid can be greatly reduced using the technological means of fumigant, and then reaches preventing and treating Guan Yuan The effect of nematodiasis.
Described above is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair The equal change or modification change completed under bright patent claim, the technical spirit suggested by all present invention, all should belong to Cover the scope of the claims in the present invention.

Claims (8)

1. a kind of anti-river snail infects the cultural method of pipe strongylid, it is characterised in that:Comprise the following steps:
(1) culturing pool is managed:Depth is deep-cut for 65-80cm, length is 30-40m, width is 20-25m culturing pool, then will The soil of culturing pool bottom ploughs deeply 15-22cm, by 800-1000g/m2Consumption in one layer of fumigant of earth surfaces place mat, light Fumigant is smouldered after soil 15-22min, and the soil after smouldering is covered in and smouldered on rear remaining ashes, injecting height is 8- 13cm water soaks 40-52 days;
(2) management is put in a suitable place to breed:Injecting height is 32-42cm water in culturing pool, and to keep water temperature be 10-20 DEG C, pH value is 7.0-7.8 and water velocity are 12-20dm3/ min, surrounding placement is anti-escape in culturing pool blocks, and is put in the water inlet of culturing pool Medium-height grass pack is put, the Cipangopaludina chinensis that weight range is 3-5g is then put in a suitable place to breed in culturing pool, breeding density is 55-80/m2
(3) management is fed:Feed river snail 180-200 days, plant sterilization liquid 300-500g was sprayed per 1-3 days, it is every to feed within 2-3 days feeding 800-1000g is expected, per blue or green feeding 800-1000g is fed within 5-7 days, when creatorrhea after the contraction of river snail lid, by 30-60g nutrient powders Mixed feed feeds river snail together.
2. a kind of anti-river snail according to claim 1 infects the cultural method of pipe strongylid, it is characterised in that:Step (3) Described plant sterilization liquid is prepared by following methods:Count by weight, by 50-76 parts of leaves of Chinese ilex, 23-36 parts of kuh-sengs and 33- Shredded after 40 parts of Radix Sangusorbae mixing, soak 2-4h in 300-400 parts of mass fractions is 60-72% ethanol solutions, then exist Power is ultrasound 30-47min under conditions of 300-500W, is then all put into refluxing extraction device and is carried in 70-86 DEG C of backflow 8-12h is taken, leaching liquor is obtained, the pH value of regulation leaching liquor is 5-7, then adds after 20-40 parts of petroleum ethers, standing and filters, uses After Rotary Evaporators concentration filtrate 3-5h, plant sterilization liquid is obtained.
3. a kind of anti-river snail according to claim 1 infects the cultural method of pipe strongylid, it is characterised in that:Step (1) Described fumigant is by being 35-60 by weight:12-25:10-23:6-11 tobacco leaf, wild wormwood artemisia, joss powder and cassia twig mixing and Into.
4. a kind of anti-river snail according to claim 1 infects the cultural method of pipe strongylid, it is characterised in that:Step (2) Described medium-height grass pack is prepared by following methods:Count by weight, by 34-60 parts of fresh eucalyptus leaveses, 15-23 parts of Folium Pterocaryaes, After 20-35 portions of cordate houttuynias, 10-17 parts of coltsfoots and 6-11 parts of chrysanthemum mixing, chopping falls to hammer into shape after 5-8min with bruisher, loads yarn In cloth filter bag, medium-height grass pack is obtained.
5. a kind of anti-river snail according to claim 1 infects the cultural method of pipe strongylid, it is characterised in that:Step (2) Described medium-height grass pack is changed once daily.
6. a kind of anti-river snail according to claim 1 infects the cultural method of pipe strongylid, it is characterised in that:Step (3) Described feed is prepared by following methods:Count by weight, by 15-30 parts of rice brans, 5-10 parts of wheat bran, 20-26 parts of rape cakes, 5-8 parts of sorghum flours, 6-9 parts of germ cakes, 5-8 parts of sweet potato powders, 8-10 parts of shaddock leafs, 3-6 parts of dried peppermint leaves, 5 parts of bacterium tail mushrooms, 1 part of plant Sour enzyme, 1 part of yeast and 15-30 parts of aqueous phase mixing, sealing and fermenting is after 3-5 days at 18-25 DEG C, the granulating and forming in comminutor, 10-15h is finally dried at 50-60 DEG C, feed is obtained.
7. a kind of anti-river snail according to claim 1 infects the cultural method of pipe strongylid, it is characterised in that:Step (3) Described blue or green feeding is the one or more in black stonewort, green cup plant and green alga.
8. a kind of anti-river snail according to claim 1 infects the cultural method of pipe strongylid, it is characterised in that:Step (3) Described nutrient powder is by being 10-16 by weight:8-13:7-11 bone meal, stone flour and shrimp powder is mixed.
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