CN107047408A - A kind of cultural method of freshwater crayfish - Google Patents
A kind of cultural method of freshwater crayfish Download PDFInfo
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- CN107047408A CN107047408A CN201710230081.8A CN201710230081A CN107047408A CN 107047408 A CN107047408 A CN 107047408A CN 201710230081 A CN201710230081 A CN 201710230081A CN 107047408 A CN107047408 A CN 107047408A
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- 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
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Abstract
The invention discloses a kind of cultural method of freshwater crayfish, it is related to technical field of aquaculture.The cultural method of described freshwater crayfish, has carried out disinfecting the plantation with water plant before putting in a suitable place to breed, has reduced the bacterium in water；Shrimp seedling is cleaned before putting in a suitable place to breed using salt solution, has killed parasite and pathogenic bacteria；In breeding process, science feeds bait and water quality plant disease management, so that the oxygen content of water body has been effectively ensured in cray in developmental process, establish benign ecological environment, enhance cray itself resistivity simultaneously, the probability of cray infectious disease is effectively reduced, the survival rate of cray is improved, so as to improve economic benefit.
Description
Technical field
The invention belongs to technical field of aquaculture, more particularly to a kind of cultural method of freshwater crayfish.
Background technology
Freshwater crayfish is a kind of precious aquatic economic animals, and its meat flavour is unique, and protein content is high, fat content
Low, shrimp cream has crab oil taste, and especially calcium, phosphorus, iron, zinc, content of iodine enriches the most, and contains abundant selenium, vitamin A, dimension life
Plain C, low sugar, low fat, low cholesterol, vivo protein content are higher, account for overall 16-20%, it is easy to absorption of human body, cray
The delicious food that people like is turned into.
Cray is in developmental process, and easily infectious disease, often bites, poor quality causes cray each other
Yield can not effectively improve, while reducing economic benefit.
The content of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of cultural method of freshwater crayfish.
The present invention is to solve above-mentioned technical problem by the following technical solutions：A kind of cultivation side of freshwater crayfish
Method, including following steps：
1st, culturing pool early stage is handled：The pond that selection is had abundant water resources, water pH value is 7-8, water inlet is set in culturing pool one end,
The other end sets discharge outlet, then sets anti-net of escaping in the surrounding of culturing pool；3-5 parts of the achene of Siberian cocklebur is prepared by weight, it is precious
1-3 parts of pearl rock, 1-3 parts of sawdust, the mixture that 1-3 parts of the shell of areca nut is fitted into mesh bag, per packed 20-30g, is uniformly thrown into foster
Grow in pond, every mu of total throwing 1.5-2kg has thrown injection water, depth of water 50-65cm in backward culturing pool；Planted in culturing pool aquatic
Plant, it is ensured that water plant area coverage is 30-45%, and adds saprophytic branch or branches and leaves in water, and area coverage is 2-
5%；
2nd, water is trained：Into culturing pool, planktonic organism is cultivated in fertilising, and addition mass ratio is 1:20-25 composite fertilizer and animal manure are trained
Water, is exposed to the sun one week under field conditions (factors)；
3rd, cray selects：The long 3.5-5cm of selective body, physically fit, disease-free shrimp seedling；Deliver before culturing pool, use 3-5%
Saline solution soaks 5-8min；
4th, deliver and feed：Cray shrimp seedling is put into culturing pool, breeding density is 2500 tails/mu；Put in a suitable place to breed in latter two moon of seedling,
Once, oxygenation 5-7 hours, feed first bait, the quality proportioning of first bait is fish daily every time for oxygenation in every 4 days
3-8 parts of meat, 5-8 parts of freshwater mussel meat, 5-8 parts of spiral shell meat, ferment 1-3 parts of animal manure, 2-5 parts of pasture and water, 10-15 parts of rape cake, dregs of beans 10-15
Part, 0.3-0.8 parts of compound probiotic；Put in a suitable place to breed 3-4 months, once, oxygenation 5-7 hours, feed two daily every time for oxygenation in every 4 days
Secondary second bait, the quality proportioning of second bait is 15-25 parts of the flesh of fish, 10-15 parts of freshwater mussel meat, 20-25 parts of spiral shell meat, fish meal
5-10 parts, ferment 2-5 parts of animal manure, 2-5 parts of wheat, 5-8 parts of pasture and water, 10-15 parts of rape cake, 5-8 parts of dregs of beans, and 2-5 parts of flour is multiple
Close 0.3-0.8 parts of probiotics；5th month is put in a suitable place to breed to the maturity period, the 3rd bait, the quality of the 3rd bait are fed daily
Match for the flesh of fish 15-25 part, 5-8 parts of freshwater mussel meat, 5-8 parts of spiral shell meat, 5-10 parts of fish meal, fermentation 2-5 parts of animal manure, 15-20 parts of wheat,
10-15 parts of rape cake, 5-8 parts of dregs of beans, 2-5 parts of flour, 0.3-0.8 parts of compound probiotic；
5th, water quality plant disease management：The dissolved oxygen amount in culturing pool is controlled to be more than 5mg/L, pH value control is 6-8, and temperature control is
24-26 DEG C, water transparence is controlled in more than 35cm, changes a water, and water is carried out disinfection within every 15 days, Tiny ecosystem is used after 3 days
Preparation is splashed, with prevention and control disease；
6th, harvest is fished for：After shrimp seedling is ripe, harvest is fished for.
Further, the water plant in the step 1 includes eel grass, hydrilla verticillata, Eichhornia crassipes, water lettuce, water peanut
In one or more.
Further, the compound probiotic in the step 4 includes the probiotics of following mass ratio：Raman lactobacillus：It is dry
Lactobacillus paracasei：Avette Bifidobacterium：Streptococcus fecalis=8-10:5:4:2.
Further, water is carried out disinfection using quick lime in the step 5.
Further, the probiotics in the step 5 is EM bacterium or bacillus environmental improvement microorganism.
Compared with prior art, the cultural method of freshwater crayfish provided by the present invention, is sterilized before putting in a suitable place to breed
Processing and the plantation of water plant, reduce the bacterium in water；Shrimp seedling is cleaned before putting in a suitable place to breed using salt solution, has killed parasitism
Worm and pathogenic bacteria；In breeding process, science feeds bait and water quality plant disease management so that cray has in developmental process
Effect ensure that the oxygen content of water body, establish benign ecological environment, while enhancing cray itself resistivity, effectively drop
The probability of low cray infectious disease, improves the survival rate of cray, so as to improve economic benefit.
Embodiment
The technical scheme in the present invention is clearly and completely described below, it is clear that described embodiment is only
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
The cultural method of freshwater crayfish provided by the present invention, including following steps：
1st, culturing pool early stage is handled：The pond that selection is had abundant water resources, water pH value is 7-8, water inlet is set in culturing pool one end,
The other end sets discharge outlet, then sets anti-net of escaping in the surrounding of culturing pool；3 parts of the achene of Siberian cocklebur, pearl are prepared by weight
2 parts of rock, 2 parts of sawdust, the mixture that 2 parts of the shell of areca nut is fitted into mesh bag, per packed 30g, is uniformly thrown into culturing pool, every mu
It is total to throw 2kg, throw injection water, depth of water 60cm in backward culturing pool；The planting aquatic plants in culturing pool, it is ensured that water plant is covered
Capping product is 30-45%, and adds saprophytic branch or branches and leaves in water, and area coverage is 2-5%；
2nd, water is trained：Into culturing pool, planktonic organism is cultivated in fertilising, and addition mass ratio is 1:25 composite fertilizer and animal manure carry out training water,
It is exposed to the sun under field conditions (factors) one week；
3rd, cray selects：The long 3.5-5cm of selective body, physically fit, disease-free shrimp seedling；Deliver before culturing pool, use 3-5%
Saline solution soaks 8min；
4th, deliver and feed：Cray shrimp seedling is put into culturing pool, breeding density is 2500 tails/mu；Put in a suitable place to breed in latter two moon of seedling,
Once, oxygenation 7 hours, feed first bait, the quality proportioning of first bait is the flesh of fish daily every time for oxygenation in every 4 days
5 parts, 6 parts of freshwater mussel meat, 6 parts of spiral shell meat, ferment 1 part of animal manure, 2 parts of pasture and water, 15 parts of rape cake, 15 parts of dregs of beans, compound probiotic 0.5
Part；Put in a suitable place to breed 3-4 months, once, oxygenation 7 hours, feed the second bait twice, second bait daily every time for oxygenation in every 4 days
The quality proportioning of material is 25 parts of the flesh of fish, 15 parts of freshwater mussel meat, 22 parts of spiral shell meat, 5 parts of fish meal, 3 parts of animal manure of fermentation, 3 parts of wheat, pasture and water 6
Part, 15 parts of rape cake, 6 parts of dregs of beans, 4 parts of flour, 0.5 part of compound probiotic；5th month is put in a suitable place to breed to the maturity period, one is fed daily
Secondary 3rd bait, the quality proportioning of the 3rd bait is oppresses 20 parts, and 5 parts of freshwater mussel meat, 5 parts of spiral shell meat, 5 parts of fish meal, fermentation is raiseeed
4 parts of excrement, 20 parts of wheat, 15 parts of rape cake, 6 parts of dregs of beans, 4 parts of flour, 0.5 part of compound probiotic；
5th, water quality plant disease management：The dissolved oxygen amount in culturing pool is controlled to be more than 5mg/L, pH value control is 6-8, and temperature control is 25
DEG C, water transparence is controlled in more than 35cm, changes a water, and water is carried out disinfection within every 15 days, is sprinkled after 3 days with probiotics
Spill, with prevention and control disease；
6th, harvest is fished for：After shrimp seedling is ripe, harvest is fished for.
Water plant in the step 1 include one kind in eel grass, hydrilla verticillata, Eichhornia crassipes, water lettuce, water peanut or
It is a variety of.
Compound probiotic in the step 4 includes the probiotics of following mass ratio：Raman lactobacillus：Lactobacillus casei：
Avette Bifidobacterium：Streptococcus fecalis=9:5:4:2.
Water is carried out disinfection using quick lime in the step 5.
Probiotics in the step 5 is EM bacterium or bacillus environmental improvement microorganism.
Above disclosed is only the embodiment of the present invention, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, can readily occur in change or modification, all
It should be included within the scope of the present invention.
Claims (5)
1. a kind of cultural method of freshwater crayfish, it is characterised in that including following steps：
Step 1, the processing of culturing pool early stage：Choose have abundant water resources, water pH value be 7-8 pond, set in culturing pool one end into
The mouth of a river, the other end sets discharge outlet, then sets anti-net of escaping in the surrounding of culturing pool；Achene of Siberian cocklebur 3-5 is prepared by weight
Part, 1-3 parts of perlite, 1-3 parts of sawdust, the mixture that 1-3 parts of the shell of areca nut is fitted into mesh bag, per packed 20-30g, uniform to throw
Enter in culturing pool, every mu of total throwing 1.5-2kg has thrown injection water, depth of water 50-65cm in backward culturing pool；Planted in culturing pool
Water plant, it is ensured that water plant area coverage is 30-45%, and saprophytic branch or branches and leaves are added in water, area coverage is
2-5%；
Step 2, training water：Into culturing pool, planktonic organism is cultivated in fertilising, and addition mass ratio is 1:20-25 composite fertilizer and animal manure enter
Row training water, is exposed to the sun one week under field conditions (factors)；
Step 3, cray select：The long 3.5-5cm of selective body, physically fit, disease-free shrimp seedling；Deliver before culturing pool, use
3-5% saline solutions soak 5-8min；
Step 4, dispensing are fed：Cray shrimp seedling is put into culturing pool, breeding density is 2500 tails/mu；Put in a suitable place to breed seedling latter two
In month, once, oxygenation 5-7 hours, feed first bait, the quality of first bait is matched somebody with somebody daily every time for oxygenation in every 4 days
Than for the flesh of fish 3-8 part, 5-8 parts of freshwater mussel meat, 5-8 parts of spiral shell meat, fermentation 1-3 parts of animal manure, 2-5 parts of pasture and water, 10-15 parts of rape cake, beans
10-15 parts of the dregs of rice, 0.3-0.8 parts of compound probiotic；Put in a suitable place to breed 3-4 months, be oxygenated once within every 4 days, every time oxygenation 5-7 hours, often
It feeds the second bait twice, and the quality proportioning of second bait is 15-25 parts of the flesh of fish, 10-15 parts of freshwater mussel meat, spiral shell meat 20-
25 parts, 5-10 parts of fish meal, ferment 2-5 parts of animal manure, 2-5 parts of wheat, 5-8 parts of pasture and water, 10-15 parts of rape cake, 5-8 parts of dregs of beans, face
2-5 parts of powder, 0.3-0.8 parts of compound probiotic；5th month is put in a suitable place to breed to the maturity period, the 3rd bait, the described 3rd are fed daily
The quality proportioning of bait is oppresses 15-25 parts, and 5-8 parts of freshwater mussel meat, 5-8 parts of spiral shell meat, 5-10 parts of fish meal, 2-5 parts of animal manure of fermentation is small
15-20 parts of wheat, 10-15 parts of rape cake, 5-8 parts of dregs of beans, 2-5 parts of flour, 0.3-0.8 parts of compound probiotic；
Step 5, water quality plant disease management：The dissolved oxygen amount in culturing pool is controlled to be more than 5mg/L, pH value control is 6-8, temperature control
For 24-26 DEG C, water transparence is controlled in more than 35cm, changes a water, and water is carried out disinfection within every 15 days, micro- life is used after 3 days
State preparation is splashed, with prevention and control disease；
Step 6, harvest are fished for：After shrimp seedling is ripe, harvest is fished for.
2. the cultural method of freshwater crayfish as claimed in claim 1, it is characterised in that the water plant in the step 1
Including the one or more in eel grass, hydrilla verticillata, Eichhornia crassipes, water lettuce, water peanut.
3. the cultural method of freshwater crayfish as claimed in claim 1, it is characterised in that compound prebiotic in the step 4
Bacterium bag includes the probiotics of following mass ratio：Raman lactobacillus：Lactobacillus casei：Avette Bifidobacterium：Streptococcus fecalis is 8-10:5:
4:2。
4. the cultural method of freshwater crayfish as claimed in claim 1, it is characterised in that quick lime is used in the step 5
Water is carried out disinfection.
5. the cultural method of freshwater crayfish as claimed in claim 1, it is characterised in that the Tiny ecosystem system in the step 5
Agent is EM bacterium or bacillus environmental improvement microorganism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710230081.8A CN107047408A (en) | 2017-04-10 | 2017-04-10 | A kind of cultural method of freshwater crayfish |
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| CN201710230081.8A CN107047408A (en) | 2017-04-10 | 2017-04-10 | A kind of cultural method of freshwater crayfish |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107549071A (en) * | 2017-09-21 | 2018-01-09 | 无为县姚沟镇安江水产养殖家庭农场 | A kind of Gorgon fruit fruit and the method for lobster mixed breed |
| CN107581118A (en) * | 2017-08-22 | 2018-01-16 | 云南绿叶农业科技开发有限公司 | Freshwater crayfish cultural method |
| CN107683810A (en) * | 2017-10-24 | 2018-02-13 | 黄石晨科饲料科技有限公司 | It is a kind of to prevent and treat cray by the Yield Fish Culture Ponds method for breeding of parasitic infection |
| CN109463330A (en) * | 2018-12-30 | 2019-03-15 | 盐城工学院 | A kind of cray feeds cultural method |
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| CN104430089A (en) * | 2014-12-01 | 2015-03-25 | 苏州市相城区盛胡特种养殖专业合作社 | Pollution-free fresh water lobster breeding method |
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| CN105961257A (en) * | 2016-06-27 | 2016-09-28 | 苏州市相城区阳澄湖镇剑成水产生态养殖专业合作社 | Crawfish and whitefish mixed breeding method |
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| CN104663530A (en) * | 2013-12-02 | 2015-06-03 | 邱汪洋 | Technical method for culturing freshwater crayfish in pond |
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| CN105409836A (en) * | 2015-11-16 | 2016-03-23 | 袁生咬 | High-survival-rate cultivation method of freshwater crayfish |
| CN106071349A (en) * | 2016-06-01 | 2016-11-09 | 蚌埠市宝煦家庭农场 | A kind of Procambarus clarkii mixed feed of enhancing immunity |
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| CN106305554A (en) * | 2016-08-23 | 2017-01-11 | 合肥申仁养殖有限公司 | Lobster breeding method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107581118A (en) * | 2017-08-22 | 2018-01-16 | 云南绿叶农业科技开发有限公司 | Freshwater crayfish cultural method |
| CN107549071A (en) * | 2017-09-21 | 2018-01-09 | 无为县姚沟镇安江水产养殖家庭农场 | A kind of Gorgon fruit fruit and the method for lobster mixed breed |
| CN107683810A (en) * | 2017-10-24 | 2018-02-13 | 黄石晨科饲料科技有限公司 | It is a kind of to prevent and treat cray by the Yield Fish Culture Ponds method for breeding of parasitic infection |
| CN109463330A (en) * | 2018-12-30 | 2019-03-15 | 盐城工学院 | A kind of cray feeds cultural method |
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Application publication date: 20170818 |