CN105028337A - Hirudo high-density culture method with steel frame floating net - Google Patents
Hirudo high-density culture method with steel frame floating net Download PDFInfo
- Publication number
- CN105028337A CN105028337A CN201510401266.1A CN201510401266A CN105028337A CN 105028337 A CN105028337 A CN 105028337A CN 201510401266 A CN201510401266 A CN 201510401266A CN 105028337 A CN105028337 A CN 105028337A
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- net
- water
- hirudo
- net cage
- floating net
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- 241000237903 Hirudo Species 0.000 title abstract 11
- 229910000831 Steel Inorganic materials 0.000 title abstract 6
- 239000010959 steel Substances 0.000 title abstract 6
- 238000012136 culture method Methods 0.000 title abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 76
- 239000006260 foam Substances 0.000 claims abstract description 14
- 238000005276 aerator Methods 0.000 claims abstract description 10
- 238000012258 culturing Methods 0.000 claims abstract description 5
- 238000000746 purification Methods 0.000 claims abstract description 5
- 241000545744 Hirudinea Species 0.000 claims description 36
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 239000003337 fertilizer Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000006041 probiotic Substances 0.000 claims description 6
- 235000018291 probiotics Nutrition 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000003973 irrigation Methods 0.000 claims description 4
- 230000002262 irrigation Effects 0.000 claims description 4
- 239000003643 water by type Substances 0.000 claims description 4
- CPKVUHPKYQGHMW-UHFFFAOYSA-N 1-ethenylpyrrolidin-2-one;molecular iodine Chemical compound II.C=CN1CCCC1=O CPKVUHPKYQGHMW-UHFFFAOYSA-N 0.000 claims description 3
- 241000894006 Bacteria Species 0.000 claims description 3
- 241000195493 Cryptophyta Species 0.000 claims description 3
- 241001113556 Elodea Species 0.000 claims description 3
- 241000196324 Embryophyta Species 0.000 claims description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 229920000153 Povidone-iodine Polymers 0.000 claims description 3
- 230000037396 body weight Effects 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims description 3
- 229960001621 povidone-iodine Drugs 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 238000004659 sterilization and disinfection Methods 0.000 claims description 3
- 230000004083 survival effect Effects 0.000 abstract description 7
- 208000034699 Vitreous floaters Diseases 0.000 abstract 1
- 230000003749 cleanliness Effects 0.000 abstract 1
- 208000015181 infectious disease Diseases 0.000 abstract 1
- 238000009360 aquaculture Methods 0.000 description 4
- 244000144974 aquaculture Species 0.000 description 4
- 238000009395 breeding Methods 0.000 description 3
- 230000001488 breeding effect Effects 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 206010008190 Cerebrovascular accident Diseases 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008736 traumatic injury 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
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/033—Rearing or breeding invertebrates; New breeds of invertebrates
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
- Hydroponics (AREA)
Abstract
The invention relates to a hirudo high-density culture method with a steel frame floating net, and belongs to the technical field of large-scale hirudo culture. The hirudo high-density culture method with the steel frame floating net is characterized in that supporting steel frames, floating net cages, foam cylindrical floaters and the like are arranged, by means of the eight steps of the hirudo high-density culture method with the steel frame floating net, high-density, high-yield and high-quality hirudo culture is achieved, and the survival rate and finished product output rate of hirudo are greatly increased. The yield per mu can maintain stability within about 1000 kg to 1250 kg, the yield is increased by 150%, and the economic benefit of culturists is greatly improved. An aerator drives the floating net cages to swing and enhances fluctuation quantity of water bodies to rapidly complete water body exchange; an adequate amount of hydrophyte is added to enhance water purification capacity of the water bodies in culture areas, water transfer is conducted at the right moment, and the cleanliness of the culture water bodies is kept. The problems that for an existing conventional culture mode, the water body exchange is difficult, the hirudo is quite prone to infection due to the fact that the water temperature is uncontrolled, the water deteriorates and the temperature of the water bodies is high, and the quality of the survival hirudo and the yield per unit area are greatly affected are solved, and the hirudo high-density culture method with the steel frame floating net is suitable for culturing the hirudo in lakes, reservoirs, paddy fields and ditches.
Description
Technical field
The present invention relates to a kind of steelframe and float net leech high-density cultural method, belong to scale hirudiniculture technical field.
Background technology
Leech, is commonly called as leech, at inland freshwater growth and breeding, is the traditional medicinal aquatic animal of special type of China, is also a kind of rare traditional Chinese medicine raw material of tight pin both at home and abroad.Leech dried product is used as medicine after concocting, and has treatment apoplexy, hypertension, clear effect such as the stasis of blood, traumatic injury.In recent years, along with the deep development of leech medical value, natural resources reduces day by day, and the market supply and demand is particularly thorny, and propagating leech artificially becomes a brand-new industry of getting rich, especially by state guarantee, the spark technology project of helping developing rural economy.
Current conventional cultivation leech mainly contains two kinds of patterns: 1. sink to the bottom cage culture.2. cement pit intensive culture.All there is following defect in these two kinds of aquaculture models: water body exchanges too difficult, during causing cultivation, water body is easy to rotten smelly, and because being difficult to control temperature of cultivation, therefore high temperature season easily causes the multiple fatal disease of leech, have a strong impact on quality and the yield per unit area thereof of survival leech, the scope of application is very limited.
Summary of the invention
The object of the invention is to, provide a kind of water body to exchange convenient, cultivate water is good, water temperature controllable, and leech product are of fine quality, and yield per unit area is high, and steelframe applied widely floats net leech high-density cultural method; Solve existing conventional cultivation pattern too difficult because water body exchanges, water temperature can not regulate and control to cause rotten smelly water body and high temperature aquifer cultivation leech very easily to catch an illness, and has a strong impact on the survival quality of leech and the problem of yield per unit area thereof.
The present invention realizes above-mentioned purpose by the following technical solutions
A kind of steelframe floats net leech high-density cultural method, it is characterized in that: this steelframe floats net leech high-density cultural method and comprises supporting steelframe, floating net net cage, foam cylindrical float, water plants, fishing aerator, realizes as follows:
Step one, making supporting steelframe: supporting steelframe adopts 20# galvanized steel bar, the long 4.5m of single supporting steelframe, wide 2m, and the two ends of each supporting steelframe make a pair male and female clasp respectively, and box and pin rim bearing opens the connection function of multiple supporting steelframe;
Step 2, making foam cylindrical float: the diameter of foam cylindrical float is 0.5 ~ 0.6m, length is 0.7m, and foam cylindrical float plays showy steelframe and net cage.
Step 3, the floating net net cage of making: steelframe floats net net cage: wide 2m, long 4m, dark 1 ~ 1.2m; Floating net net cage material is 60 order ~ 80 order screen cloths, and it is " 7 " font that the top of floating net net cage is made into right angle to infolding 16cm ~ 20cm, prevents escaping best results.
Step 4, selection cultivation base: various large and small type lake, reservoir, paddy field irrigation canals and ditches, require that the depth of water reaches 1.6m; The underwater penetration of floating net net cage is 0.18m ~ 1m, does not touch the end, can complete water body fast exchange with Cultivated water bottom floating net net cage, ensures that in floating net net cage, Water quality thoroughly changes, to reach high yield object;
Step 5, input leech: choose the leech full moon seedling that body weight is 0.3 ~ 0.5g/ bar, by 150 ~ 300/m
2density throw in in floating net net cage, the volume of floating net net cage is 8m
2/;
Step 6, bait feeding: full moon seedling starts about dividing first three day foster to throw the little spiral shell of part, throwing spiral shell amount early stage is that 5 ~ 10 times of full moon seedling gross weight are advisable that (as: single floating net net cage is 8m
2, throw full moon seedling 1600, weight is 600g, should throw little spiral shell 5kg ± 0.2kg); When little spiral shell bait in floating net net cage remains 20% ~ 40%, next bait feeding can be carried out; A spiral shell can be grabbed at net bottom to observe empty spiral condition and judge;
Step 7, water quality management: during cultivation, fertilizer of regularly splashing, monthly 2 ~ 4 times, fertilizer is by every mu of 667m
3water body consumption is 12 ~ 15 jin, splash probiotics rich water treasured, algae power or EM bacterium simultaneously, and various probiotics consumption all uses with reference to specification; At interval of 7 ~ 10 days with visiing special povidone iodine sterilization, consumption is 500ml/667m
3, and the empty spiral shell in netting and foreign material are floated in cleaning in time;
Step 8, adjustment water temperature: in each floating net net cage, put into appropriate water plants waterweed, the amount of putting into is 30 ~ 50% of coverage of water in floating net net cage, to strengthen the water purification ability in culturing area; Every 10 mu of waters surface install a fishing aerator, when weather temperature is more than 32 DEG C, generally open aerator 2 ~ 4 hours at noon, floating net net cage is driven to swing, strengthen water fluctuation amount, the water body completed fast inside and outside floating net net cage exchanges, and reaches the object regulating water temperature.
The present invention's beneficial effect is compared with prior art
This steelframe floats net leech high-density cultural method and realizes high density, high yield, high-quality cultivation leech by foam cylindrical float, supporting steelframe, floating net net cage, substantially increases leech survival rate and finished product outlet rate.The general per mu yield of existing aquaculture model, at about 300kg ~ 500kg, adopts cultural method of the present invention, and per mu yield Absorbable organic halogens is at about 1000kg ~ 1250kg, and output increases by 150%, drastically increases the economic benefit of culturist.Drive the swing of floating net net cage by aerator and strengthen water fluctuation amount, the water body completed fast inside and outside floating net net cage exchanges, and puts into appropriate water plants, enhance the water purification ability of water body in culturing area in floating net net cage, in good time water transfer, maintains the cleaning of breeding water body.Solve existing conventional cultivation pattern well too difficult because water body exchanges, water temperature can not regulate and control to cause rotten smelly water body and high temperature aquifer cultivation leech very easily to catch an illness, have a strong impact on the survival quality of leech and the problem of yield per unit area thereof, be applicable to various large and small type lake, reservoir, paddy field irrigation canals and ditches cultivation leech.
Embodiment
Below embodiments of the present invention are described in detail:
A kind of steelframe floats net leech high-density cultural method, comprises supporting steelframe, floating net net cage, foam cylindrical float, realizes as follows:
Step one, making supporting steelframe: supporting steelframe adopts 20# galvanized steel bar, the long 4.5m of single supporting steelframe, wide 2m, and each supporting steelframe two ends make a pair male and female clasp respectively, and box and pin rim bearing opens the connection function of multiple supporting steelframe;
Step 2, making foam cylindrical float: the diameter of foam cylindrical float is 0.5 ~ 0.6m, length is 0.7m, and foam cylindrical float plays showy steelframe and net cage;
Step 3, the floating net net cage of making: steelframe floats net net cage: wide 2m, long 4m, dark 1 ~ 1.2m; Floating net net cage material is 60 order ~ 80 order screen cloths, and it is " 7 " font that the top of floating net net cage is made into right angle to infolding 16cm ~ 20cm, prevents escaping best results;
Step 4, selection cultivation base: various large and small type lake, reservoir, paddy field irrigation canals and ditches, require that the depth of water reaches 1.6m; The underwater penetration of floating net net cage is 0.18m ~ 1m, does not touch the end, can complete water body fast exchange with Cultivated water bottom floating net net cage, ensures that the quality of water body in net cage thoroughly changes, thus reaches the object of high yield;
Step 5, input leech: choose the leech full moon seedling that body weight is 0.3 ~ 0.5g/ bar, by 150 ~ 300/m
2density throw in in floating net net cage, the volume of floating net net cage is 8m
3/;
Step 6, bait feeding: full moon seedling starts about dividing first three day foster to throw the little spiral shell of part, throwing in early stage spiral shell amount is that 5 ~ 10 times of full moon seedling gross weight are advisable, such as: the volume of single floating net net cage is 8m
3, drop into full moon seedling 1600, weight is 600g, should drop into little spiral shell 5kg ± 0.2kg; When little spiral shell bait in floating net net cage remains 20% ~ 40%, next bait feeding can be carried out; A spiral shell observation empty spiral condition wherein can be grabbed at net bottom to judge;
Step 7, water quality management: fertilizer of regularly splashing during cultivation, monthly 2 ~ 4 times, fertilizer is by every mu of 667m
3water body consumption is 12 ~ 15 jin, adds probiotics of splashing simultaneously, such as: rich water treasured, algae power or EM bacterium; Various probiotics consumption all uses with reference to specification; Adopted at interval of 7 ~ 10 days and visit special povidone iodine sterilization, consumption is 500ml/667m
3, and the empty spiral shell in netting and foreign material are floated in cleaning in time.
Step 8, adjustment water temperature: in each floating net net cage, put into appropriate water plants waterweed, the amount of putting into is 30 ~ 50% of coverage of water in floating net net cage), to strengthen the water purification ability in culturing area; The ratio of a fishing aerator is installed in every 10 mu of waters surface, between the megathermal period: more than 32 DEG C, generally open aerator 2 ~ 4 hours at noon, to drive the swing of floating net net cage, to strengthen water fluctuation amount, the water body completed fast inside and outside floating net net cage exchanges, to reach the object regulating water temperature.
The object of this invention is to provide a kind of young leech and grow up to cultural method for finished product leech, mainly solve water body existing in existing aquaculture model exchange difficult, that water quality easily degenerates, water temperature controls is difficult, various disease is multiple, yield poorly under problem; The present invention thoroughly improves breeding water body ecotope, improves leech survival rate and yield rate, and clean, individual large, the quality better of leech finished product, the unit are per mu yield Absorbable organic halogens of leech is at 2000 ~ 2500 jin.Improve output 150% than existing aquaculture model, substantially increase economic benefit.Be suitable for waters scope wide.
The above is the embodiment of this invention, above-mentioned illustrating is not construed as limiting flesh and blood of the present invention, person of an ordinary skill in the technical field can make an amendment above-mentioned embodiment or be out of shape after having read this specification, and does not deviate from the spirit and scope of the invention.
Claims (1)
1. steelframe floats a net leech high-density cultural method, it is characterized in that: this steelframe floats net leech high-density cultural method and comprises supporting steelframe, floating net net cage, foam cylindrical float, water plants, fishing aerator, realizes as follows:
Step one, making supporting steelframe: supporting steelframe adopts 20# galvanized steel bar, the long 4.5m of single supporting steelframe, wide 2m, and the two ends of each supporting steelframe make a pair male and female clasp respectively, and box and pin rim bearing opens the connection function of multiple supporting steelframe;
Step 2, making foam cylindrical float: the diameter of foam cylindrical float is 0.5 ~ 0.6m, length is 0.7m, and foam cylindrical float plays showy steelframe and net cage;
Step 3, the floating net net cage of making: steelframe floats net net cage: wide 2m, long 4m, dark 1 ~ 1.2m; Floating net net cage material is 60 order ~ 80 order screen cloths, and it is " 7 " font that the top of floating net net cage is made into right angle to infolding 16cm ~ 20cm, prevents escaping best results;
Step 4, selection cultivation base: various large and small type lake, reservoir, paddy field irrigation canals and ditches, require that the depth of water reaches 1.6m; The underwater penetration of floating net net cage is 0.18m ~ 1m, does not touch the end, can complete water body fast exchange with Cultivated water bottom floating net net cage, ensures that in floating net net cage, Water quality thoroughly changes, to reach high yield object;
Step 5, input leech: choose the leech full moon seedling that body weight is 0.3 ~ 0.5g/ bar, by 150 ~ 300/m
2density throw in in floating net net cage, the volume of floating net net cage is 8m
2/;
Step 6, bait feeding: full moon seedling starts about dividing first three day foster to throw the little spiral shell of part, throwing spiral shell amount early stage is that 5 ~ 10 times of full moon seedling gross weight are advisable that (as: single floating net net cage is 8m
2, throw full moon seedling 1600, weight is 600g, should throw little spiral shell 5kg ± 0.2kg); When little spiral shell bait in floating net net cage remains 20% ~ 40%, next bait feeding can be carried out; A spiral shell can be grabbed at net bottom to observe empty spiral condition and judge;
Step 7, water quality management: during cultivation, fertilizer of regularly splashing, monthly 2 ~ 4 times, fertilizer is by every mu of 667m
3water body consumption is 12 ~ 15 jin, splash probiotics rich water treasured, algae power or EM bacterium simultaneously, and various probiotics consumption all uses with reference to specification; At interval of 7 ~ 10 days with visiing special povidone iodine sterilization, consumption is 500ml/667m
3, and the empty spiral shell in netting and foreign material are floated in cleaning in time;
Step 8, adjustment water temperature: in each floating net net cage, put into appropriate water plants waterweed, the amount of putting into is 30 ~ 50% of coverage of water in floating net net cage, to strengthen the water purification ability in culturing area; Every 10 mu of waters surface install a fishing aerator, when weather temperature is more than 32 DEG C, generally open aerator 2 ~ 4 hours at noon, floating net net cage is driven to swing, strengthen water fluctuation amount, the water body completed fast inside and outside floating net net cage exchanges, and reaches the object regulating water temperature.
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| CN201510401266.1A CN105028337B (en) | 2015-07-10 | 2015-07-10 | A kind of steelframe floats net leech high-density cultural method |
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| CN201510401266.1A CN105028337B (en) | 2015-07-10 | 2015-07-10 | A kind of steelframe floats net leech high-density cultural method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105340838A (en) * | 2015-11-27 | 2016-02-24 | 重庆市中药研究院 | Hirudo nipponia net cage breeding method and special net cage thereof |
| CN105746438A (en) * | 2016-03-02 | 2016-07-13 | 南京农业大学 | Indoor high-density leech breeding method |
| CN106035237A (en) * | 2016-05-25 | 2016-10-26 | 南京农业大学 | Fine feeding method for indoor culture of leeches |
| CN107372237A (en) * | 2017-09-01 | 2017-11-24 | 荆州市民康生物科技有限公司 | A kind of hirudinaria manillensis solid propagation method |
| CN110447583A (en) * | 2019-09-18 | 2019-11-15 | 克小改 | A kind of ecological ideas aquiculture net cage and its application method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105340838A (en) * | 2015-11-27 | 2016-02-24 | 重庆市中药研究院 | Hirudo nipponia net cage breeding method and special net cage thereof |
| CN105746438A (en) * | 2016-03-02 | 2016-07-13 | 南京农业大学 | Indoor high-density leech breeding method |
| CN106035237A (en) * | 2016-05-25 | 2016-10-26 | 南京农业大学 | Fine feeding method for indoor culture of leeches |
| CN107372237A (en) * | 2017-09-01 | 2017-11-24 | 荆州市民康生物科技有限公司 | A kind of hirudinaria manillensis solid propagation method |
| CN110447583A (en) * | 2019-09-18 | 2019-11-15 | 克小改 | A kind of ecological ideas aquiculture net cage and its application method |
| CN110447583B (en) * | 2019-09-18 | 2021-08-31 | 山东海链海洋科技有限公司 | Ecological green aquaculture net cage and use method thereof |
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