CN105706968A - Ecological grass carp breeding method - Google Patents
Ecological grass carp breeding method Download PDFInfo
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- CN105706968A CN105706968A CN201610054811.9A CN201610054811A CN105706968A CN 105706968 A CN105706968 A CN 105706968A CN 201610054811 A CN201610054811 A CN 201610054811A CN 105706968 A CN105706968 A CN 105706968A
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- 241000252230 Ctenopharyngodon idella Species 0.000 title claims abstract description 66
- 238000009395 breeding Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 241000251468 Actinopterygii Species 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 25
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims abstract description 24
- 201000010099 disease Diseases 0.000 claims abstract description 19
- 230000001488 breeding effect Effects 0.000 claims abstract description 17
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 13
- 241000607479 Yersinia pestis Species 0.000 claims abstract description 12
- 238000000855 fermentation Methods 0.000 claims abstract description 12
- 230000004151 fermentation Effects 0.000 claims abstract description 12
- 230000002265 prevention Effects 0.000 claims abstract description 9
- 238000012364 cultivation method Methods 0.000 claims description 14
- 238000005276 aerator Methods 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- 238000004659 sterilization and disinfection Methods 0.000 claims description 10
- 230000003442 weekly effect Effects 0.000 claims description 10
- 241000894006 Bacteria Species 0.000 claims description 7
- 241000196324 Embryophyta Species 0.000 claims description 6
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 claims description 5
- 239000004155 Chlorine dioxide Substances 0.000 claims description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 5
- 206010012455 Dermatitis exfoliative Diseases 0.000 claims description 5
- 208000004232 Enteritis Diseases 0.000 claims description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 5
- 239000007844 bleaching agent Substances 0.000 claims description 5
- 230000037396 body weight Effects 0.000 claims description 5
- 235000019398 chlorine dioxide Nutrition 0.000 claims description 5
- 239000000645 desinfectant Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 230000003203 everyday effect Effects 0.000 claims description 5
- 238000011049 filling Methods 0.000 claims description 5
- 235000013312 flour Nutrition 0.000 claims description 5
- 238000003306 harvesting Methods 0.000 claims description 5
- 238000003973 irrigation Methods 0.000 claims description 5
- 230000002262 irrigation Effects 0.000 claims description 5
- 239000004571 lime Substances 0.000 claims description 5
- 238000011068 loading method Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000002791 soaking Methods 0.000 claims description 5
- 239000013589 supplement Substances 0.000 claims description 5
- 238000002560 therapeutic procedure Methods 0.000 claims description 5
- 239000003643 water by type Substances 0.000 claims description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 4
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 4
- 241000193755 Bacillus cereus Species 0.000 claims description 2
- 240000008436 Ipomoea aquatica Species 0.000 claims description 2
- 235000019004 Ipomoea aquatica Nutrition 0.000 claims description 2
- 244000017020 Ipomoea batatas Species 0.000 claims description 2
- 235000002678 Ipomoea batatas Nutrition 0.000 claims description 2
- 241000209082 Lolium Species 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- 235000012255 calcium oxide Nutrition 0.000 claims description 2
- 235000013339 cereals Nutrition 0.000 claims description 2
- 239000004310 lactic acid Substances 0.000 claims description 2
- 235000014655 lactic acid Nutrition 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 210000000582 semen Anatomy 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 241000252228 Ctenopharyngodon Species 0.000 abstract description 4
- 239000013505 freshwater Substances 0.000 abstract description 3
- 235000013372 meat Nutrition 0.000 abstract description 3
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 241000252210 Cyprinidae Species 0.000 description 3
- 239000000796 flavoring agent Substances 0.000 description 3
- 235000019634 flavors Nutrition 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000003115 biocidal effect Effects 0.000 description 2
- 238000012258 culturing Methods 0.000 description 2
- 208000010643 digestive system disease Diseases 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 208000018685 gastrointestinal system disease Diseases 0.000 description 2
- 235000008935 nutritious Nutrition 0.000 description 2
- 241000726128 Aeshna Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000243684 Lumbricus Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241001275898 Mylopharyngodon piceus Species 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000003640 drug residue Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000009343 monoculture Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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- 238000004904 shortening Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
- Y02A40/818—Alternative feeds for fish, e.g. in aquacultures
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention relates to a freshwater fish breeding technology, in particular to an ecological grass carp breeding method.The method includes the following steps of appropriate pond selection, pond cleaning and arranging, fry stocking, water quality management, breeding management, disease and pest prevention and fishing.By means of the method, the breeding quality and yield of grass carps can be improved, grass carps bred through the method are fresh in meat taste and good in taste, scientific breeding management can be achieved, health care is achieved, disease and pest prevention is achieved at the same time, disease and pest prevention is thorough, the disease control rate reaches 100%, and the method is ecological, environmentally friendly, low in production cost, high in economic benefit and suitable for large-scale production.In the grass carp breeding process, through the green grass and biological fermentation feed mixed putting mode, the quality of grass carps is remarkably improved, the technology is simple, the investment cost is low, risks are small, operability is high, and the method is easy to grasp and apply and easy to popularize and promote.
Description
Technical field
The present invention relates to a kind of freshwater fish culturing technology, specifically, relate to a kind of Ctenopharyngodon idellus ecological cultivation method.
Background technology
Ctenopharyngodon idellus belongs to Cypriniformes Cyprinidae Leuciscinae Ctenopharyngodon idellus and belongs to, being commonly called as of Ctenopharyngodon idellus: grass carp, oil grass carp, grass grass carp, ctenopharyngodon idellus, Ctenopharyngodon idellus, grass roots (northeast), charlatan, black Mylopharyngodon piceus etc., English name: Grasscarp, inhabit the rivers and lakes of plains region, general happiness occupy middle lower floor and offshore many pasture and water region of water, property is active, swimming is rapidly, often hunt in packs, for typical herbivorous fishes, the young grass carps phase then eats larva, algae etc., Ctenopharyngodon idellus also eats of animal food, such as Lumbricus, Aeschna melanictera etc., survive the winter at the deep water place in master stream or lake, breeding season parent fish is traced back trip habit, move and grown to Asia, Europe, beautiful, many countries in non-each continent, because of its growth rapidly, feed resource is wide, it is one of four large Chinese carps of CHINESE FRESHWATER cultivation, it is nutritious, meat flavour is delicious, the current big suzerainty of Ye Shi China breeds fish kind.In recent years due to the popularization of the large-scale promotion application of mixed feed and Ctenopharyngodon idellus high yield intensive culture technology, Ctenopharyngodon idellus per unit area yield is more and more higher, but declining generally occurs in marketable fish quality.
China's yield of breeding fish accounts for No. 1 in the world for a long time, and one of Ctenopharyngodon idellus distinctive four large Chinese carps that are China, and rapidly, strong adaptability, feed source is extensive, and yield is high, and nutritious, is the main aquaculture kind of China in its growth.But, current pond culture Chi Shui is in stagnant condition, and water quality easily worsens；The Ctenopharyngodon idellus that the Ctenopharyngodon idellus mouthfeel that artificial concentrated feed is fed grows more naturally is poor, and meat loosens, and delicate flavour declines；And pure greenfeed to feed the Growth of Grass Carps Ctenopharyngodon Idellus cycle longer, it is impossible to meet the demand in market.During Ctenopharyngodon idellus monoculture, kind is single, and space, pond and bait utilize insufficient, and benefit is relatively low, needs rationally to select kind and quantity when raising together with, and meets pond ecological circulation.
In addition, in recent years, a large amount of rises along with Ctenopharyngodon idellus cultivation, the process of cultivation finds, owing to lacking reasonable and effective method for breeding, cause that Ctenopharyngodon idellus forms quality, quantity is decreased obviously, and, existing Ctenopharyngodon idellus cultural technique is in order to improve yield, use the synthetic of more chemical classes, antibiotics etc. help the various pest and disease damages impact in the too fast growth of Ctenopharyngodon idellus or too fast solution Growth of Grass Carps Ctenopharyngodon Idellus process, although shortening the culturing time of Ctenopharyngodon idellus greatly or controlling the impact of pest and disease damage in a short period of time, but the quality causing Ctenopharyngodon idellus on the other hand produces change, after the more important thing is employing chemical classes medicine or antibiotic, internal at Ctenopharyngodon idellus of drug residue, can be transferred in human body in the process that people eat, the health of people is impacted, and environment can be brought pollution by chemical classes or antibiotic use, it is unfavorable for ecological, environmental protective.
Again, Ctenopharyngodon idellus is voracious, and food is many can produce gastroenteropathy etc., if not adopting active and effective feedstuff method, the intestines and stomach of Ctenopharyngodon idellus can be brought burden, causing it and obtain gastroenteropathy, affecting Ctenopharyngodon idellus healthy growth.
Summary of the invention
The present invention is directed to above-mentioned deficiency, it is provided that the implantation methods of a kind of Herba Dendrobii.
The technical scheme is that and be achieved in that:
A kind of Ctenopharyngodon idellus ecological cultivation method, specifically includes following steps:
(1) suitable pond is selected: selecting pond area is 2-4 mu, and the depth of water is 2-2.5 rice, 10-20 centimetre of mud at the bottom of pond, and irrigation condition is good, the pond that water quality is pure and fresh, and prepares an aerator at pond edge；
(2) preparation of ponds: adopt first desilting, then use lime disinfection；
(3) fingerling stocking: selecting body constitution fry healthy and strong, neat specification to put in a suitable place to breed, put 2000-3000 tail in a suitable place to breed for every mu, fry must be disinfected before putting in a suitable place to breed；
(4) water quality management: Chi Shui is carried out oxygen supplement by 2 use aerators weekly, each 2-3 hour；Filling new water regulation and control water quality to pond 1 time weekly, add water depth every time and be 10-15 centimetre, making pond water oxygen content is 4.0-4.3mg/L every 15-20 days with EM biological bacteria preparation full pool spilling head；
(5) feeding and management: the feedstuff feeding of raising is divided into three phases, respectively initial stage adaptive phase, middle stable growth stage and later stage increase weight and survive the winter the stage, the raising of three phases adopts semistarvation method for breeding, and the feedstuff of three phases mainly adopts biological fermentation feed and grass feedstuff；Feedstuff of throwing something and feeding is thrown something and fed twice every day, throws something and feeds in the morning, afternoon respectively, and the morning, feeding volume accounted for the 1/3 of whole day feeding volume, and account for 2/3 in the afternoon；
(6) prevention and control of plant diseases, pest control: Ctenopharyngodon idellus commonly encountered diseases has erythroderma, gill rot, enteritis disease, generally takes the outer Therapeutic Method combined that sprinkles for oral administration, outer bold and vigorous main based on the disinfectant such as bleaching powder, chlorine dioxide, is used in conjunction 3 days；For oral administration better with " SANHUANGFEN " pharmaceutical chemistry effect, every 50 kilograms of fish body weight SANHUANGFEN 0.4 kilogram are admixed in feedstuff after mixing with flour paste and are thrown something and fed, and are used in conjunction 3-5 days；
(7) fish for: being the important measures of Ctenopharyngodon idellus high yielding culture by the listing of big specification adult fish harvesting, main purpose is to reduce the fish loading amount of pond waters, promotes later stage pond fish fast-growth in good time.
Further, the quick lime consumption described in described step (2) is 100-200 kg/acre.
Further, saline solution soaking disinfection 10-15 minute disinfected as using 2%-6% described in described step (3).
Further, biological fermentation feed material described in described step (5) is for using yeast 0.02%, lactic acid bacteria 0.03%, bacillus cereus 0.01% as leaven, and Semen Maydis powder 30-50%, Testa Tritici 15-25%, distiller grains 20-30% form through fully fermentation as fermentation substrate.
Further, the grass feedstuff described in described step (5) is rye grass 20-35%, grassiness 10-20%, Herba Spirodelae 10-15%, water spinach 5-10%, sweet potato vine 5-10%, leaf of Maninot esculenta crantz. 5-10%.
Further, described fermented feed and grass feedstuff ratio are 1: 2-2: 3, and feedstuff feeding amount is the 2-4% of fish gross weight, twice on the one.
Further, the semistarvation method for breeding described in described step (5) refers to that maintenance pond fish can only eat seventy percent every time and satisfy, and namely thrown something and fed bait reduces three one-tenth than original.
The invention have the benefit that
The present invention can improve cultivation quality and the yield of Ctenopharyngodon idellus; and the Ctenopharyngodon idellus of the method cultivation maintains the natural flavour mountaineous of Ctenopharyngodon idellus, smooth, non sludge taste Fresh & Tender in Texture, is the excellent aquatic products of green non-pollution; and it is capable of scientific feeding and management; the preventing and treating simultaneously working as pest and disease damage in health care so that the prevention and control of plant diseases, pest control is thorough, and disease control rate reaches 100%; ecological, environmental protection; production cost is low, high financial profit, is suitable for large-scale production；Utilizing grass to mix, with mixed feed, the mode of throwing something and feeding in the breeding process of Ctenopharyngodon idellus, significantly improve the quality of Ctenopharyngodon idellus, technology is simple, cost of investment is low, risk is little, strong operability, it is easy to grasp application, it is easy to penetration and promotion.
Detailed description of the invention
The present invention is further illustrated below by specific embodiment.
Embodiment 1:
A kind of Ctenopharyngodon idellus ecological cultivation method, comprises the following steps:
(1) suitable pond is selected: selecting pond area is 2 mu, and the depth of water is 2 meters, 10 centimetres of mud at the bottom of pond, and irrigation condition is good, the pond that water quality is pure and fresh, and prepares an aerator at pond edge；
(2) preparation of ponds: adopting first desilting, every mu again with 100 kilograms of lime disinfections；
(3) fingerling stocking: select body constitution fry healthy and strong, neat specification to put in a suitable place to breed, put 2000 tails in a suitable place to breed for every mu, fry put in a suitable place to breed before with 2% saline solution soaking disinfection 10 minutes；
(4) water quality management: Chi Shui is carried out oxygen supplement by 2 use aerators weekly, each 2 hours；Filling new water regulation and control water quality to pond 1 time weekly, add water depth is 10 centimetres every time, and making pond water oxygen content is 4.0mg/L every 15 days with EM biological bacteria preparation full pool spilling head；
(5) feeding and management: the feedstuff feeding of raising is divided into three phases, respectively initial stage adaptive phase, middle stable growth stage and later stage increase weight and survive the winter the stage, the raising of three phases adopts semistarvation method for breeding, and the feedstuff of three phases mainly adopts biological fermentation feed and grass feedstuff；Feedstuff of throwing something and feeding is thrown something and fed twice every day, throws something and feeds in the morning, afternoon respectively, and the morning, feeding volume accounted for the 1/3 of whole day feeding volume, and account for 2/3 in the afternoon；
(6) prevention and control of plant diseases, pest control: Ctenopharyngodon idellus commonly encountered diseases has erythroderma, gill rot, enteritis disease, generally takes the outer Therapeutic Method combined that sprinkles for oral administration, outer bold and vigorous main based on the disinfectant such as bleaching powder, chlorine dioxide, is used in conjunction 3 days；For oral administration better with " SANHUANGFEN " pharmaceutical chemistry effect, every 50 kilograms of fish body weight SANHUANGFEN 0.4 kilogram are admixed in feedstuff after mixing with flour paste and are thrown something and fed, and are used in conjunction 3 days；
(7) fish for: being the important measures of Ctenopharyngodon idellus high yielding culture by the listing of big specification adult fish harvesting, main purpose is to reduce the fish loading amount of pond waters, promotes later stage pond fish fast-growth in good time.
Embodiment 2:
A kind of Ctenopharyngodon idellus ecological cultivation method, comprises the following steps:
(1) suitable pond is selected: selecting pond area is 3 mu, and the depth of water is 2.2 meters, 15 centimetres of mud at the bottom of pond, and irrigation condition is good, the pond that water quality is pure and fresh, and prepares an aerator at pond edge；
(2) preparation of ponds: adopting first desilting, every mu again with 150 kilograms of lime disinfections；
(3) fingerling stocking: select body constitution fry healthy and strong, neat specification to put in a suitable place to breed, put 2500 tails in a suitable place to breed for every mu, fry put in a suitable place to breed before with 4% saline solution soaking disinfection 13 minutes；
(4) water quality management: Chi Shui is carried out oxygen supplement by 2 use aerators weekly, each 2.5 hours；Filling new water regulation and control water quality to pond 1 time weekly, add water depth is 13 centimetres every time, and making pond water oxygen content is 4.2mg/L every 18 days with EM biological bacteria preparation full pool spilling head；
(5) feeding and management: the feedstuff feeding of raising is divided into three phases, respectively initial stage adaptive phase, middle stable growth stage and later stage increase weight and survive the winter the stage, the raising of three phases adopts semistarvation method for breeding, and the feedstuff of three phases mainly adopts biological fermentation feed and grass feedstuff；Feedstuff of throwing something and feeding is thrown something and fed twice every day, throws something and feeds in the morning, afternoon respectively, and the morning, feeding volume accounted for the 1/3 of whole day feeding volume, and account for 2/3 in the afternoon；
(6) prevention and control of plant diseases, pest control: Ctenopharyngodon idellus commonly encountered diseases has erythroderma, gill rot, enteritis disease, generally takes the outer Therapeutic Method combined that sprinkles for oral administration, outer bold and vigorous main based on the disinfectant such as bleaching powder, chlorine dioxide, is used in conjunction 3 days；For oral administration better with " SANHUANGFEN " pharmaceutical chemistry effect, every 50 kilograms of fish body weight SANHUANGFEN 0.4 kilogram are admixed in feedstuff after mixing with flour paste and are thrown something and fed, and are used in conjunction 4 days；
(7) fish for: being the important measures of Ctenopharyngodon idellus high yielding culture by the listing of big specification adult fish harvesting, main purpose is to reduce the fish loading amount of pond waters, promotes later stage pond fish fast-growth in good time.
Embodiment 3:
A kind of Ctenopharyngodon idellus ecological cultivation method, comprises the following steps:
(1) suitable pond is selected: selecting pond area is 4 mu, and the depth of water is 2.5 meters, 20 centimetres of mud at the bottom of pond, and irrigation condition is good, the pond that water quality is pure and fresh, and prepares an aerator at pond edge；
(2) preparation of ponds: adopting first desilting, every mu again with 200 kilograms of lime disinfections；
(3) fingerling stocking: select body constitution fry healthy and strong, neat specification to put in a suitable place to breed, put 3000 tails in a suitable place to breed for every mu, fry put in a suitable place to breed before with 6% saline solution soaking disinfection 15 minutes；
(4) water quality management: Chi Shui is carried out oxygen supplement by 2 use aerators weekly, each 3 hours；Filling new water regulation and control water quality to pond 1 time weekly, add water depth is 15 centimetres every time, and making pond water oxygen content is 4.3mg/L every 20 days with EM biological bacteria preparation full pool spilling head；
(5) feeding and management: the feedstuff feeding of raising is divided into three phases, respectively initial stage adaptive phase, middle stable growth stage and later stage increase weight and survive the winter the stage, the raising of three phases adopts semistarvation method for breeding, and the feedstuff of three phases mainly adopts biological fermentation feed and grass feedstuff；Feedstuff of throwing something and feeding is thrown something and fed twice every day, throws something and feeds in the morning, afternoon respectively, and the morning, feeding volume accounted for the 1/3 of whole day feeding volume, and account for 2/3 in the afternoon；
(6) prevention and control of plant diseases, pest control: Ctenopharyngodon idellus commonly encountered diseases has erythroderma, gill rot, enteritis disease, generally takes the outer Therapeutic Method combined that sprinkles for oral administration, outer bold and vigorous main based on the disinfectant such as bleaching powder, chlorine dioxide, is used in conjunction 3 days；For oral administration better with " SANHUANGFEN " pharmaceutical chemistry effect, every 50 kilograms of fish body weight SANHUANGFEN 0.4 kilogram are admixed in feedstuff after mixing with flour paste and are thrown something and fed, and are used in conjunction 5 days；
(7) fish for: being the important measures of Ctenopharyngodon idellus high yielding culture by the listing of big specification adult fish harvesting, main purpose is to reduce the fish loading amount of pond waters, promotes later stage pond fish fast-growth in good time.
Culture experiment:
A kind of Ctenopharyngodon idellus ecological cultivation method described in experimental group embodiment 1-3, matched group is by traditional Ctenopharyngodon idellus cultural method.Two groups of Ctenopharyngodon idellus are by same people's feeding and management.
Culture efficiency is following table such as:
As can be seen from the above table, with the method for Ctenopharyngodon idellus ecologic breeding of the present invention more effective taste quality having ensured Ctenopharyngodon idellus of energy compared with the method for tradition Ctenopharyngodon idellus cultivation, improve cultivation quality and the yield of Ctenopharyngodon idellus, and cost of investment is low.
Claims (7)
1. a Ctenopharyngodon idellus ecological cultivation method, it is characterised in that comprise the following steps:
(1) suitable pond is selected: selecting pond area is 2-4 mu, and the depth of water is 2-2.5 rice, 10-20 centimetre of mud at the bottom of pond, and irrigation condition is good, the pond that water quality is pure and fresh, and prepares an aerator at pond edge；
(2) preparation of ponds: adopt first desilting, then use lime disinfection；
(3) fingerling stocking: selecting body constitution fry healthy and strong, neat specification to put in a suitable place to breed, put 2000-3000 tail in a suitable place to breed for every mu, fry must be disinfected before putting in a suitable place to breed；
(4) water quality management: Chi Shui is carried out oxygen supplement by 2 use aerators weekly, each 2-3 hour；Filling new water regulation and control water quality to pond 1 time weekly, add water depth every time and be 10-15 centimetre, making pond water oxygen content is 4.0-4.3mg/L every 15-20 days with EM biological bacteria preparation full pool spilling head；
(5) feeding and management: the feedstuff feeding of raising is divided into three phases, respectively initial stage adaptive phase, middle stable growth stage and later stage increase weight and survive the winter the stage, the raising of three phases adopts semistarvation method for breeding, and the feedstuff of three phases mainly adopts biological fermentation feed and grass feedstuff；Feedstuff of throwing something and feeding is thrown something and fed twice every day, throws something and feeds in the morning, afternoon respectively, and the morning, feeding volume accounted for the 1/3 of whole day feeding volume, and account for 2/3 in the afternoon；
(6) prevention and control of plant diseases, pest control: Ctenopharyngodon idellus commonly encountered diseases has erythroderma, gill rot, enteritis disease, generally takes the outer Therapeutic Method combined that sprinkles for oral administration, outer bold and vigorous main based on the disinfectant such as bleaching powder, chlorine dioxide, is used in conjunction 3 days；For oral administration better with " SANHUANGFEN " pharmaceutical chemistry effect, every 50 kilograms of fish body weight SANHUANGFEN 0.4 kilogram are admixed in feedstuff after mixing with flour paste and are thrown something and fed, and are used in conjunction 3-5 days；
(7) fish for: being the important measures of Ctenopharyngodon idellus high yielding culture by the listing of big specification adult fish harvesting, main purpose is to reduce the fish loading amount of pond waters, promotes later stage pond fish fast-growth in good time.
2. a kind of Ctenopharyngodon idellus ecological cultivation method according to claim 1, it is characterised in that the quick lime consumption described in described step (2) is 100-200 kg/acre.
3. a kind of Ctenopharyngodon idellus ecological cultivation method according to claim 1, it is characterised in that saline solution soaking disinfection 10-15 minute disinfected as using 2%-6% described in described step (3).
4. a kind of Ctenopharyngodon idellus ecological cultivation method according to claim 1, it is characterized in that, biological fermentation feed material described in described step (5) is for using yeast 0.02%, lactic acid bacteria 0.03%, bacillus cereus 0.01% as leaven, and Semen Maydis powder 30-50%, Testa Tritici 15-25%, distiller grains 20-30% form through fully fermentation as fermentation substrate.
5. a kind of Ctenopharyngodon idellus ecological cultivation method according to claim 1, it is characterized in that, the grass feedstuff described in described step (5) is rye grass 20-35%, grassiness 10-20%, Herba Spirodelae 10-15%, water spinach 5-10%, sweet potato vine 5-10%, leaf of Maninot esculenta crantz. 5-10%.
6. a kind of Ctenopharyngodon idellus ecological cultivation method according to claim 4 or 5, it is characterised in that described fermented feed and grass feedstuff ratio are 1: 2-2: 3, and feedstuff feeding amount is the 2-4% of fish gross weight, twice on the one.
7. a kind of Ctenopharyngodon idellus ecological cultivation method according to claim 1, it is characterised in that the semistarvation method for breeding described in described step (5) refers to that maintenance pond fish can only eat seventy percent every time and satisfy, and namely thrown something and fed bait reduces three one-tenth than original.
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