CN107318726A - A kind of high yield cray cultural method - Google Patents

A kind of high yield cray cultural method Download PDF

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Publication number
CN107318726A
CN107318726A CN201710587891.9A CN201710587891A CN107318726A CN 107318726 A CN107318726 A CN 107318726A CN 201710587891 A CN201710587891 A CN 201710587891A CN 107318726 A CN107318726 A CN 107318726A
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China
Prior art keywords
pond
cray
feeding
water body
water
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CN201710587891.9A
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Chinese (zh)
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马家富
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Individual
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Individual
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Priority to CN201710587891.9A priority Critical patent/CN107318726A/en
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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
    • A01K61/50Culture of aquatic animals of shellfish
    • A01K61/59Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
    • 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

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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)
  • Fodder In General (AREA)

Abstract

The invention discloses a kind of high yield cray cultural method, comprise the following steps:Pond selection, rich water, dispensing shrimp seedling, feeding, management.The cultural method of cray of the present invention is selected by pond;Add nitrogen phosphorus fertilizer and farm manure;Prepare special feed;The reasonable setting of final-period management etc. make it that the cray yield of cultivation out is high, in condition.

Description

A kind of high yield cray cultural method
Technical field
The invention belongs to technical field of aquaculture, more particularly, to a kind of high yield cray cultural method.
Background technology
The delicious flavour of cray, is of high nutritive value, and is increasingly liked by people, and recent years, country cray was supported Grow in explosive growth, easily baited mutually yet with cray, and easy infection disease causes cultured output not high always.
The content of the invention
The present invention is in order to overcome the deficiencies in the prior art there is provided a kind of yield height, the high yield cray being in a good state of health Cultural method.
To achieve these goals, the present invention uses following technical scheme:A kind of high yield cray cultural method, including with Lower step:
(1)Pond is selected:Selection is had abundant water resources, the pond that Chi Geng is higher, water inlet and discharge outlet is set in pond, in pond four Anti- escape net is set respectively at week, water inlet and discharge outlet.
(2)Rich water:The ratio for adding nitrogen phosphorus fertilizer 30kg-40kg in every mu of pond adds nitrogen phosphorus fertilizer into pond, has ready conditions Can also be sprinkled into farm manure in pond surrounding.
(3)Deliver shrimp seedling:The shrimp seedlings of the long 3-5cm of selective body in condition, in every mu of pond 4-5 ten thousand ratio to pond Shrimp seedling is delivered in the pool.
(4)Feeding:First trimester, feed is mixed by bean powder, rapeseed dregs, rice bran, fish meal, dried silkworm chrysalis meal and wheat flour, Wherein animal fodder accounts for 40%-50%, daily feeding four times, and the weight of each feeding is the 7%-9% of cray weight, three months Afterwards, corn flour, dregs of beans and bone meal are increased in feed, wherein animal fodder accounts for 30%-40%, daily feeding three times is fed every time Eat as the 12%-15% of cray weight.
(5)Management:The pH value of the water body of test in every three days, it is ensured that the pH value of water body maintains 7.5- all the time in pond Between 8.5, during heat, 3 oxygen are filled into pond daily, the water body in a pond was changed per 15-20 days, water body is changed Volume be 1/3rd of water body in pond.
Have abundant water resources the water body being conveniently replaceable in pond, Chi Geng is higher and pond surrounding, water inlet and discharge outlet at distinguish Anti- escape net is set, can prevent that cray escapes in breeding process.Nitrogen phosphorus fertilizer and farm manure are added in pond can improve water body Nutrition condition, be conducive to the growth of planktonic organism in pond, cray can obtain energy, feed by ingesting planktonic organism Mixed by bean powder, rapeseed dregs, rice bran, fish meal, dried silkworm chrysalis meal and wheat flour, containing a large amount of in bean powder, rapeseed dregs and wheat flour Vegetable protein, substantial amounts of animal protein is contained in fish meal and dried silkworm chrysalis meal, can be met in the daily growth course of cray to albumen The intake of matter, is lifted and contains substantial amounts of dietary fiber in the yield of cray, rice bran, can promoted the enterogastric peristalsis of cray, carry High digestion power, accelerates absorption of the cray to nutriment, after three months, increases corn flour, dregs of beans and bone meal in feed, Contain substantial amounts of vegetable protein, and corn flour and dregs of beans wide material sources in corn flour and dregs of beans, reduce feed cost, bone meal In contain substantial amounts of calcium constituent, promote cray housing growth.The pH value of the water body of test in every three days, it is ensured that pond Nei Shui The pH value of body is maintained between 7.5-8.5 all the time, beneficial to the growth of cray, during heat, is filled daily into pond 3 times Oxygen content in oxygen, lifting pond, grows beneficial to cray, in pond 1/3rd water body is changed per 15-20 days, it is ensured that water Body health.
Further, pluck and earthworm can be put into every 5-7 days in the pond;Pluck and earthworm contain rich Rich animal protein, is conducive to the growth of cray.
In summary, the cultural method of cray of the present invention is selected by pond;Add nitrogen phosphorus fertilizer and farm manure; Prepare special feed;The reasonable setting of final-period management etc. make it that the cray yield of cultivation out is high, in condition.
Embodiment
In order that those skilled in the art are better understood from the present invention program, it is right below in conjunction with the embodiment of the present invention Technical scheme in the embodiment of the present invention carries out clear, complete description.
Case one
A kind of high yield cray cultural method, comprises the following steps:
(1)Pond is selected:Selection is had abundant water resources, the pond that Chi Geng is higher, water inlet and discharge outlet is set in pond, in pond four Anti- escape net is set respectively at week, water inlet and discharge outlet.
(2)Rich water:The ratio for adding nitrogen phosphorus fertilizer 30kg in every mu of pond adds nitrogen phosphorus fertilizer into pond, conditional also To be sprinkled into farm manure in pond surrounding.
(3)Deliver shrimp seedling:The shrimp seedlings of the long 3cm of selective body in condition, in the ratio in every mu of 4.5 ten thousand, pond to pond Middle dispensing shrimp seedling.
(4)Feeding:First trimester, feed is mixed by bean powder, rapeseed dregs, rice bran, fish meal, dried silkworm chrysalis meal and wheat flour, Wherein animal fodder accounts for 45%, daily feeding four times, and the weight of each feeding is after the 7%, three months of cray weight, is raising Increase corn flour, dregs of beans and bone meal in material, wherein animal fodder accounts for 35%, daily feeding three times, each feeding is that cray weighs The 12% of amount.
(5)Management:The pH value of the water body of test in every three days, it is ensured that the pH value of water body maintains 7.5, day all the time in pond When gas is hot, 3 oxygen are filled into pond daily, the water body changed in a pond for every 15 days, the volume for changing water body is pond / 3rd of interior water body.
Case two
A kind of high yield cray cultural method, comprises the following steps:
(1)Pond is selected:Selection is had abundant water resources, the pond that Chi Geng is higher, water inlet and discharge outlet is set in pond, in pond four Anti- escape net is set respectively at week, water inlet and discharge outlet.
(2)Rich water:The ratio for adding nitrogen phosphorus fertilizer 45kg in every mu of pond adds nitrogen phosphorus fertilizer into pond, conditional also To be sprinkled into farm manure in pond surrounding.
(3)Deliver shrimp seedling:The shrimp seedlings of the long 5cm of selective body in condition, in the ratio in every mu of 50,000, pond into pond Deliver shrimp seedling.
(4)Feeding:First trimester, feed is mixed by bean powder, rapeseed dregs, rice bran, fish meal, dried silkworm chrysalis meal and wheat flour, Wherein animal fodder accounts for 50%, daily feeding four times, and the weight of each feeding is after the 9%, three months of cray weight, is raising Increase corn flour, dregs of beans and bone meal in material, wherein animal fodder accounts for 40%, daily feeding three times, each feeding is that cray weighs Amount 15%.
(5)Management:The pH value of the water body of test in every three days, it is ensured that the pH value of water body maintains 8.5, day all the time in pond When gas is hot, 3 oxygen are filled into pond daily, the water body changed in a pond for every 18 days, the volume for changing water body is pond / 3rd of interior water body.
Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, should all belong to the scope of protection of the invention.

Claims (2)

1. a kind of high yield cray cultural method, it is characterised in that:Comprise the following steps:
(1)Pond is selected:Selection is had abundant water resources, the pond that Chi Geng is higher, water inlet and discharge outlet is set in pond, in pond four Anti- escape net is set respectively at week, water inlet and discharge outlet;
(2)Rich water:The ratio for adding nitrogen phosphorus fertilizer 30kg-40kg in every mu of pond adds nitrogen phosphorus fertilizer into pond, conditional to go back Farm manure can be sprinkled into pond surrounding;
(3)Deliver shrimp seedling:The shrimp seedlings of the long 3-5cm of selective body in condition, in every mu of pond 5-6 ten thousand ratio into pond Deliver shrimp seedling;
(4)Feeding:First trimester, feed is mixed by bean powder, rapeseed dregs, rice bran, fish meal, dried silkworm chrysalis meal and wheat flour, wherein Animal fodder accounts for 40%-50%, daily feeding four times, and the weight of each feeding is the 7%-9% of cray weight, after three months, Increase corn flour, dregs of beans and bone meal in feed, wherein animal fodder accounts for 30%-40%, daily feeding three times, each feeding is The 12%-15% of cray weight;
(5)Management:Every three days test water body pH value, it is ensured that in pond the pH value of water body maintain all the time 7.5-8.5 it Between, during heat, 3 oxygen are filled into pond daily, the water body in a pond was changed per 15-20 days, the body of water body is changed Product is 1/3rd of water body in pond.
2. high yield cray cultural method according to claim 1, it is characterised in that:Can every 5-7 days in the pond Put into pluck and earthworm.
CN201710587891.9A 2017-07-18 2017-07-18 A kind of high yield cray cultural method Withdrawn CN107318726A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710587891.9A CN107318726A (en) 2017-07-18 2017-07-18 A kind of high yield cray cultural method

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Application Number Priority Date Filing Date Title
CN201710587891.9A CN107318726A (en) 2017-07-18 2017-07-18 A kind of high yield cray cultural method

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CN107318726A true CN107318726A (en) 2017-11-07

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103355235A (en) * 2013-07-23 2013-10-23 苏州市阳澄湖现代农业产业园特种水产养殖有限公司 Efficient feed breeding method for chicken lobsters
CN106135095A (en) * 2016-06-30 2016-11-23 淮南市农康生态农业有限公司 Cultural method based on the cray of Natural Water system
CN106259094A (en) * 2016-08-16 2017-01-04 朱德苹 A kind of method of Lobster cultivation
CN106417123A (en) * 2016-09-13 2017-02-22 覃淑兰 Lobster culture method
CN106942110A (en) * 2017-03-17 2017-07-14 凤阳徽亨商贸有限公司 A kind of high yield freshwater crayfish cultural method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103355235A (en) * 2013-07-23 2013-10-23 苏州市阳澄湖现代农业产业园特种水产养殖有限公司 Efficient feed breeding method for chicken lobsters
CN106135095A (en) * 2016-06-30 2016-11-23 淮南市农康生态农业有限公司 Cultural method based on the cray of Natural Water system
CN106259094A (en) * 2016-08-16 2017-01-04 朱德苹 A kind of method of Lobster cultivation
CN106417123A (en) * 2016-09-13 2017-02-22 覃淑兰 Lobster culture method
CN106942110A (en) * 2017-03-17 2017-07-14 凤阳徽亨商贸有限公司 A kind of high yield freshwater crayfish cultural method

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Application publication date: 20171107

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