CN106376503A - Crawfish organic ecology culture method - Google Patents

Crawfish organic ecology culture method Download PDF

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Publication number
CN106376503A
CN106376503A CN201610721323.9A CN201610721323A CN106376503A CN 106376503 A CN106376503 A CN 106376503A CN 201610721323 A CN201610721323 A CN 201610721323A CN 106376503 A CN106376503 A CN 106376503A
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China
Prior art keywords
water
cray
lotus rhizome
culture
unit
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CN201610721323.9A
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Inventor
管卫兵
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Huaian Suze Ecological Agriculture Co
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Huaian Suze Ecological Agriculture Co
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Priority to CN201610721323.9A priority Critical patent/CN106376503A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G33/00Cultivation of seaweed or algae
    • 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
    • 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

Abstract

The invention relates to a crawfish organic ecology culture method comprising the following steps: building two or three of the following modules: a pond culture module, a rice field culture module and a lotus rhizome field culture module; digging gutters in rice field culture units and lotus rhizome field culture units; using separation dams and trenches to build a circulating water system; planting waterweeds in the pond; using a sectioned catching and stocking rotation mode to culture crawfish in the pond; carrying out crawfish-rice organic polyculture in the rice field culture units, and transferring crawfishes to the gutters or other modules for re-culture in a rice field sorting process; carrying out crawfish-lotus rhizome organic polyculture in each lotus rhizome field culture unit, and transferring the crawfishes to other modules for re-culture in a lotus rhizome leaf initial grow period. The crawfish organic ecology culture method can realize nutrients cycle complementation utilization, can ensure water body oxygen dissolving, can prevent medicament application, and can realize crawfish nature transition transfer between rice field culture and lotus rhizome field culture, thus finally realizing high yield, high quality and environment friendly organic ecology culture.

Description

A kind of ecological organic cultural method of cray
Technical field
The invention belongs to the technical field of cray cultivation, the ecological organic cultivation side of more particularly to a kind of cray Method.
Background technology
The cray of Chinese tradition is propagated main pond culture, paddy field aquaculture and the lotus rhizome field of including artificially and cultivates three kinds of moulds Formula.
Cray pond culture, as modal breeding way, has the characteristics that cultivation amount is big, it is unified to manage.But, Cray requirement to water body dissolved oxygen amount in breeding process is higher, and pond waters are deeper, and water bottom is susceptible to anoxic feelings Condition, leads to the death rate of cray to increase, therefore in traditional pond culture, generally to pond by the way of big row is put greatly Water body carry out changing water, thus easily causing the unstable of pond water quality, substantial amounts of nutriment flows during changing water simultaneously Mistake causes to waste.
Cray paddy field aquaculture can produce a kind of complementary the coexisting, promote relation, the energy such as the pasture and water in rice field, insect altogether of rice shrimp The enough bait as cray eating, improves for cray simultaneously and perches and sunshade, cray moves about back and forth in rice field, looks for food Not only assist in rice field loosen the soil, running water, ventilation, increase water in field dissolved oxygen amount, pass through the excrement discharged of metabolism simultaneously and can rise Arrive the effect of getting fat.But, general rice field is required for carrying out the management of disease pest and weed, and a large amount of agricultural chemicals, herbicide etc. are poisonous Chemical substance is used, and, as crust (containing abundant polysaccharide structures) animal, the ability accumulating harmful substance is higher for cray, The quality of therefore cray cannot get health care, water body is polluted simultaneously.In addition, the maturity period of two class economic products is not Same, lead to the empty window whole field phase between paddy rice of many seasons to need to fish for cray, lead to the growth period of part cray not enough.
The cultivation of lotus rhizome field is similar with paddy field aquaculture, can form the mutually beneficial kind cultivation state of a seed shrimp lotus root, is conducive to increasing production Increase income, be equally due to the use of the toxic chemical substances such as a large amount of agricultural chemicals, herbicide, shadow is caused to the quality and quality of cray Ring.In addition, in spring lotus rhizome leaf initial period, in order to avoid cray impacts to the growth of initial lotus rhizome leaf, leading to lotus The underproduction of lotus root, needs cray is carried out shifting cultivating again, increased labour intensity and cost.
Content of the invention
The technical problem to be solved is the ecological organic cultural method providing a kind of cray, realizes nutrients Matter circulation complementary using it is ensured that water body dissolved oxygen, it is to avoid medicine uses, realize cray in paddy field aquaculture and the cultivation of lotus rhizome field from So transition transfer, finally realizes high yield, high-quality, the cultivation of eco-friendly ecological organic.
The technical solution adopted for the present invention to solve the technical problems is to provide a kind of ecological organic cultivation side of cray Method, comprises the following steps:
(1) select to build two kinds or three kinds that pond culture module, paddy field aquaculture module and lotus rhizome field cultivate in module, Described pond culture module includes some pond culture units, and described paddy field aquaculture module includes some paddy field aquaculture units, institute State lotus rhizome field cultivation module and include some lotus rhizome field cultivation units;
(2) carry out excavating along Bian Geng respectively in each paddy field aquaculture unit and lotus rhizome field cultivation unit and form gutter, institute State the wide 3~5m of gutter, deep 1~2m;
(3) build circulating water, the water system of each pond culture unit forms series winding, the gutter water system of each paddy field aquaculture unit Form series winding, the gutter water system that each lotus rhizome field cultivates unit forms series winding, then share water channel by each cultivation module even by building Lead to and formed complete circulating water;
(4) carry out pasture and water plantation in each pond culture unit, the water surface coverage rate of described pasture and water plantation is less than 70%;
(5) throw in shrimp seedling in each pond culture unit, shrimp seedling length specification is 3~5cm, throwing in density is 100~800 Pound/acre, cultivated by the way of multiple stocking and multiple fishing, feedstuff feeding adopts free of contamination wild trash fish and organic agriculture grain, and root Growth cycle according to cray adjusts forage compounding;
(6) using carrying out in each paddy field aquaculture unit by the way of rice shrimp makees altogether, rice shrimp is organic to be raised together with, and the input of shrimp seedling is close Spend for 100-500 pound/acre, by gutter, cray is cultivated during the whole field in rice field or cray is transferred to pond Cultivation module and/or lotus rhizome field cultivation module are cultivated again;
(7) carry out that shrimp-lotus rhizome is organic to raise together with each lotus rhizome field cultivation unit, cray is shifted by lotus rhizome leaf initial period Cultivated again to pond culture module and/or paddy field aquaculture module.
As one kind of the present invention preferred embodiment, described circulating water be constructed by pumping plant by the water system of low water level with The water system connection of high water level.
As another preferred embodiment of the present invention, each paddy field aquaculture unit, lotus rhizome field cultivation unit and pond are supported Grow on the water inlet of unit and delivery port position is in cornerwise relation.
As another preferred embodiment of the present invention, the centre cultivating unit in each lotus rhizome field carries out excavating and is formed deeply Ditch, the wide 3~5m of described zanjon, deep 1~2m.
As another preferred embodiment of the present invention, described circulating water is increased to water body by oxygen increasing equipment Oxygen.
As another preferred embodiment of the present invention, described pasture and water plantation adopts waterweed, eel grass, hornwort, wheel One of the black algae of leaf, Eichhornia crassipes and water peanut or multiple.
As the improvement further to above-mentioned embodiment, described pasture and water plantation includes waterweed, described waterweed interval Plantation, summer high temperature carries out secondary root of hair regeneration by way of reducing pond water level before arriving and processes to waterweed.
As another preferred embodiment of the present invention, described pond culture module when carrying out cray cultivation according to The multiple stocking and multiple fishing that the series winding order of each pond culture unit is circulated, carries out shrimp seedling benefit to the pond culture unit fished for Fill and the little individuality lobster fished for is put back in the last pond culture unit fished for and cultivated again.
As another preferred embodiment of the present invention, each paddy field aquaculture unit carries out waterweed plantation, described Waterweed is arranged with the distance matrix formula being spaced 2~3m.
As another preferred embodiment of the present invention, cover in described each pond culture unit and support filter-feeding fish.
As another preferred embodiment of the present invention, per two weeks applies a quick lime to each pond culture unit And EM bacteria agent.
Beneficial effect
In the present invention, by the water system of circulation by the cultivation of the pond culture of cray, paddy field aquaculture and lotus rhizome field Two kinds or three kinds combine one organic whole of formation, make full use of rice shrimp and raise together with that to raise together with water body dissolved oxygen high with shrimp lotus root Characteristic, and increase water body flow increase dissolved oxygen, thus ensure that the abundance of Aquacultural water dissolved oxygen, meanwhile, disparate modules Nutriment mixed in water channel, promote nutriment between different breeding pattern circulation complementary utilize, increase The utilization rate of nutriment, is favorably improved yield;Paddy field aquaculture module and lotus rhizome field cultivation module are all using organic procedures Carry out kind cultivation, it is to avoid the use of the toxic medicament such as agricultural chemicals, herbicide, on the one hand ensure that the high-quality of cray product, separately On the one hand avoid the water body to exhaust emission in environment;During the whole field in rice field and lotus rhizome field lotus rhizome leaf initial period, will The cray of corresponding module is transferred in other modules and is cultivated, and paddy field aquaculture module can also be carried out temporarily using gutter Support, naturally achieve transition.Therefore, the present invention finally achieves the high yield of cray, high-quality, eco-friendly organic life State cultivates.
Brief description
Fig. 1 is the floor map of the present invention.
Specific embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention Rather than restriction the scope of the present invention.In addition, it is to be understood that after having read the content of present invention instruction, people in the art Member can make various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited Scope.
A kind of ecological organic cultural method of cray as shown in Figure 1, comprises the following steps:
(1) select to build two kinds or three kinds that pond culture module, paddy field aquaculture module and lotus rhizome field cultivate in module, Pond culture module includes some pond culture units, and paddy field aquaculture module includes some paddy field aquaculture units, and lotus rhizome field is supported Grow module and include some lotus rhizome field cultivation units.
(2) carry out excavating along Bian Geng respectively in each paddy field aquaculture unit and lotus rhizome field cultivation unit and form gutter, also The centre that unit can be cultivated in each lotus rhizome field carries out excavating formation zanjon, gutter and the wide 3~5m of zanjon, deep 1~2m.By side Ditch or the structure of zanjon, on the one hand improve water body reserves, are on the other hand conducive to increasing the activity space of cray, in addition, Gutter is set by cultivating in unit in lotus rhizome field, can effectively prevent lotus rhizome from spreading to ridge.
(3) build circulating water, the water system of each pond culture unit forms series winding, the gutter water system of each paddy field aquaculture unit Form series winding, the gutter water system that each lotus rhizome field cultivates unit forms series winding, then share water channel by each cultivation module even by building Lead to and formed complete circulating water.In circulating water builds, by pumping plant by the water system of the water system of low water level and high water level Connection, in diagonal on the water inlet of each paddy field aquaculture unit, lotus rhizome field cultivation unit and pond culture unit and delivery port position The relation of line, can also carry out oxygenation using oxygen increasing equipment to water body.
(4) carry out pasture and water plantation in each pond culture unit, can be black using waterweed, eel grass, hornwort, wheel blade One of algae, Eichhornia crassipes and water peanut or multiple planted, pasture and water plantation water surface coverage rate be less than 70%, pasture and water Both it had been available for that cray ingests or cray provides the preferably hidden, place perched, simultaneously can be to the water quality in pond Purified.When planting pasture and water, waterweed can adopt big spacing side preferably as the leading pasture and water of pond culture, waterweed Formula is planted, and expands spacing, reduces kind of a careless quantity, increases its speed of growth and take root intensity.Waterweed is resisted cold non-refractory, The meeting atrophy of long term high temperature waterweed is dead, rots, and deteriorates water quality, therefore how to ensure that waterweed safe production in summer is also one Very crucial technology.Before summer high temperature arrives, pond water level is reduced by (1-2 week) in the short time, allows and soon rot to float Waterweed again sink to the bottom, the regeneration of secondary root of hair, thus realize waterweed successfully aestivating, so have a pool pasture and water in high humidity season A submerged forest then can be formed, reach the purpose of cooling, regulating water quality.
(5) throw in shrimp seedling in each pond culture unit, shrimp seedling length specification is 3~5cm, throwing in density is 100~800 Pound/acre, cultivated by the way of multiple stocking and multiple fishing, as best practice:Series winding order according to each pond culture unit is entered The multiple stocking and multiple fishing of row circulation, carries out shrimp seedling supplement to the pond culture unit fished for, simultaneously by the little individuality lobster fished for It is put back in the last pond culture unit fished for and cultivated again.The reason take this multiple stocking and multiple fishing method is:Little The appendage of lobster due to fishing for easily injured it is impossible to stand repeatedly to fish for, by by fish for little individuality lobster be put back into In the pond once fished for, thus avoiding to greatest extent reducing repeatedly fishing in the short time, to reduce the wound to its appendage Evil, improves survival rate.During pond culture, feedstuff feeding adopts free of contamination wild trash fish and organic agriculture grain, and according to little The growth cycle adjustment forage compounding of lobster.In addition, some filter-feeding fishes foster can be covered in each pond culture unit, such as bighead Deng, the excessive zooplankter of control, be conducive to increasing both production and income simultaneously.Per two weeks can apply once to each pond culture unit Quick lime or EM bacteria agent, improve for water quality adjustment and substrate.
(6) using carrying out in each paddy field aquaculture unit by the way of rice shrimp makees altogether, rice shrimp is organic to be raised together with, and the input of shrimp seedling is close Spend for 100~500 pounds/acre, must not be using the medicament such as agricultural chemicals, herbicide it is ensured that the natural organic growth of paddy rice and cray, can Prevention and control are carried out to disease pest and weed with the measure taking compound ecological organic.During the whole field in rice field, using gutter to cray Temporarily supported it is also possible to cray be transferred to pond culture module and/or lotus rhizome field cultivation module is cultivated again, thus real Now natural transition, the season of growth of the cray of prolongation.
(7) carry out that shrimp-lotus rhizome is organic to raise together with each lotus rhizome field cultivation unit, it is to avoid the use of chemical fertilizer, agricultural chemicals etc., lotus rhizome Leaf initial period, cray was transferred to pond culture module and/or paddy field aquaculture module is cultivated again, realized nature transition. Lotus rhizome harvests when ripe in time, reduces the impact that golden flower pests cultivate to cray.
The cultural method of this cray passes through the water system of circulation by the pond culture of cray, paddy field aquaculture and lotus rhizome field Two kinds in cultivation or three kinds combine one organic whole of formation, make full use of rice shrimp and raise together with and raise together with water body with shrimp lotus root The high characteristic of dissolved oxygen, and increase water body flow increase dissolved oxygen, thus ensure that the abundance of Aquacultural water dissolved oxygen, promote simultaneously Enter the complementary utilization of circulation of nutriment between different breeding pattern, increased the utilization rate of nutriment, be favorably improved Yield;Paddy field aquaculture module and lotus rhizome field cultivation module all carry out kind cultivation using organic procedures, it is to avoid agricultural chemicals, herbicide etc. The use of toxic medicament, on the one hand ensure that the high-quality of cray product, on the other hand avoids to exhaust emission in environment Water body;During the entirety of rice field and lotus rhizome field lotus rhizome leaf initial period, the cray of corresponding module is transferred to other modules In cultivated again, naturally achieve transition.Finally achieve the high yield of cray, high-quality, eco-friendly organic life State cultivates.
A kind of specific embodiment of the ecological organic cultural method of this cray is provided below:
The cultivation of this ecological organic includes pond culture module, paddy field aquaculture module and lotus rhizome field cultivation module:
Pond culture module construction:100 mu of a pond system, water quality is pure and fresh, pollution-free, pond depth 1.5m about, slope Ratio 1:1.25, it is divided into 5 blocks, each block passes through to build drainage pipeline connection.Use poly- second along at the surrounding peak level of pond slope Alkene mesh sheet sets up fence, and sews on wide 25 centimetres of plastic sheeting in mesh sheet upper end.
Lotus rhizome field cultivates module construction:Lotus rhizome field system is located at pond system side, is made up of four pieces of adjacent lotus rhizome fields, Excavate gutter in each lotus rhizome Tanaka along ridge, 1.5 meters of ditch depth, wide 4 meters, slope compare 1:1.5, will be neighbouring by drainage pipeline Gutter connection is got up.
Paddy field aquaculture module construction:Paddy system is located at the opposite side of lotus rhizome field system, is made up of four pieces of adjacent rice fields, Excavate gutter along ridge in each rice field, 1.5 meters of ditch depth, wide 4 meters, slope compare 1:1.5, by drainage pipeline by neighbouring side Ditch connection is got up.
Set up circulating water:Excavate public water channel, the water system of three big modules is flowed in water channel and is mixed, and passes through Water body in water channel is delivered to the water system forming circulation in three big modules by three pumping plant pumpings respectively again.
Pond culture:Put shrimp seedling in a suitable place to breed first 15 days, 80~100 kilograms of slurryings of every mu of pond quick lime are splashed, thoroughly remove Wild fishes;20 centimetres of new water are injected after cleaning up the pond 10 days;Carry out pasture and water plantation, pasture and water adopt multi items composite plant, emergent aquactic plant There is wild rice stem etc., submerged plant has waterweed, eel grass, hydrilla verticillata etc., fluitante has duckweed etc..
Carry out shrimp seedling at the beginning of 4 months by the end of March to put in a suitable place to breed, stocking rate mu puts 3~5 centimetres of juvenile prawns of specification 6000~8000, and collocation is put Support 50 grams about flower silver carp 20~30 tails.Seed is chosen nearby, and the shrimp seedling survival rate through long-distance transport is relatively low, and seed is put in a suitable place to breed can one Secondary property is put foot or is put in a suitable place to breed in batches, puts seedling and should avoid temperature higher noon.
Feedstuff feeding mainly throws in wild fishes and organic agriculture grain, such as pumpkin silk, potato, corn, wheat etc..Day feeding volume with Eat up no residual bait to be defined, general early stage juvenile prawn is fed by body weight 10%~15%, become shrimp to feed by the 3%~5% of body weight.
Per two weeks applies a water conditioner and substrate modifier, based on quick lime and EM bacteria agent.
Fished for by the way of multiple stocking and multiple fishing, fished for general raising 2 months about, when cray body weight reaches 40 in good time ~50 grams about can catch and stay greatly little, enough listing specifications are fished for listing in time.
Paddy field aquaculture:Rice field through sterilization plant after 10 days waterweed to ditch, field among, plant one every 2~3 meters Race, forms rectangular distribution, and based on waterweed, lower eel grass seed is spread in the suitably collocation of 2 months to the pasture and water of big Tanaka, and pasture and water cover Area accounts for 60% about.
3~mid-April carries out seed input, takes root after germination after pasture and water, throws in shrimp seedling to ditch, Tanaka, mu injected volume is 50 kilograms about.Daily management late April, to by the end of May, notes the work such as regulating and controlling water quality, pasture and water maintenance, prevention of damage by disease treatment, right Gutter, the shrimp seedling of Tanaka are strengthened feeding man-made feeds, small fish etc..
Fish for June first arrival mid-June, big specification shrimp seedling (every 500 gram of 60~70 tail during input) was through the growths of 45 days in good time The typically every tail of body weight up to 40~50 grams, natural bait enrich, water body environment superior grow into 70~80 grams about.Cause This, will fish for the finished product lobster of sale 60%~70% before rice transplanting mid-June successively, and remaining cray is temporarily supported in gutter.
In entering 6 months, the last ten-days period, rice field carries out after drying applying fertilizer, rotary tillage, smooth;Late June, shoot transplanting equipment one week after is returned Green grass or young crops, 10~12 days start tiller, and shrimp seedling should just can be thrown in for 10 days about after rice shoot is turned green.Gutter is overflow water, temporarily supports on side Shrimp seedling in ditch enters rice field symbiosis together with paddy rice, and what seed was not enough supplements from periphery, general control 1500~2000 tails/ Mu is optimal.
Mid-August is fished for finished product shrimp in July first arrival in time, carries out paddy rice early stage pest and disease damage biological control work, takes artificial Weed and weed and loosen the soil the big weeds of removing, rice transplanting gently puts by several times field 2~3 times after 25 days.The weeds quantity put in a suitable place to breed in rice field after cray is bright Aobvious minimizing, no longer feeds man-made feeds under normal circumstances, and in good time harvesting finished product shrimp is sold.
Late August, to staying shrimp species by the end of September, stays part to become shrimp to put into gutter and is used for natural mating of reserving seed for planting.
Prepare parent culture after 10~November rice harvesting, leave partly pulverized stalk, dry field 3~4 days, then overflow Water enters land for growing field crops, again changes a water, then land for growing field crops is carried out disinfection, can transplant the pasture and water such as waterweed, wait water after 10~15 days after 3 days Grass fills water again and makes ditch, Tian Weiyi water body after taking root germination, the parent cray in shrimp ditch and the little shrimp seedling newly hatching can profits In the tender shoots newly being sent with stalk and water body, planktonic organism is as bait.
2 months December to next year lobster survives the winter then, constantly declines with temperature, and lobster enters the hibernation stage, carries out parent The work such as cray, seedling shrimp overwinter management.
3~mid-April of next year, temperature progressively gos up, and cray opens food, fishes for seed shrimp and cultivates little shrimp seedling, now can basis In water body, pasture and water, the rich deficient degree of biological feed suitably feed, and generally deposit the 1%~2% of pool lobster total amount.Under in 4 months In ten days, the parent cray that should fish for out last year input is sold.
Lotus rhizome field cultivates:
The cultivation of organic cray lotus rhizome field will guarantee that cray seed is thrown about lotus rhizome leaf grows full mid-May substantially Put;After lotus rhizome growth is basically completed, throw in shrimp seedling in a large number, the August lotus rhizome maturity period harvests lotus rhizome in time, and cray grows into always Second Year spring starts to fish for sale.When Second Year spring lotus rhizome leaf is initial, by circulating water, lotus rhizome Tanaka is little Lobster is transferred in pond and is cultivated, prevents the activity of cray from the growth of lotus rhizome young leaves is damaged, leads to lotus rhizome The underproduction.

Claims (11)

1. a kind of ecological organic cultural method of cray, comprises the following steps:
(1) select to build two kinds or three kinds that pond culture module, paddy field aquaculture module and lotus rhizome field cultivate in module, described Pond culture module includes some pond culture units, and described paddy field aquaculture module includes some paddy field aquaculture units, described lotus Lotus root field cultivation module includes some lotus rhizome field cultivation units;
(2) carry out excavating along Bian Geng respectively in each paddy field aquaculture unit and lotus rhizome field cultivation unit and form gutter, described side Furrow width 3~5m, deep 1~2m;
(3) build circulating water, the water system of each pond culture unit forms series winding, and the gutter water system of each paddy field aquaculture unit is formed Series winding, the gutter water system of each lotus rhizome field cultivation unit forms series winding, then is connected simultaneously each cultivation module by building shared water channel Form complete circulating water;
(4) carry out pasture and water plantation in each pond culture unit, the water surface coverage rate of described pasture and water plantation is less than 70%;
(5) in each pond culture unit throw in shrimp seedling, shrimp seedling length specification be 3~5cm, throw in density be 100~800 jin/ Mu, is cultivated by the way of multiple stocking and multiple fishing, and feedstuff feeding adopts free of contamination wild trash fish and organic agriculture grain, and according to little The growth cycle adjustment forage compounding of lobster;
(6) using carrying out in each paddy field aquaculture unit by the way of rice shrimp makees altogether, rice shrimp is organic to be raised together with, and cultivation density is controlled to 100-500 pound/acre, by gutter, cray is cultivated during the whole field in rice field or cray is transferred to pond culture Module and/or lotus rhizome field cultivation module are cultivated again;
(7) carry out that shrimp-lotus rhizome is organic to raise together with each lotus rhizome field cultivation unit, cray is transferred to pond by lotus rhizome leaf initial period Pool cultivation module and/or paddy field aquaculture module are cultivated again.
2. a kind of cray according to claim 1 ecological organic cultural method it is characterised in that:Described circulating water It is constructed by pumping plant to connect the water system of low water level with the water system of high water level.
3. a kind of cray according to claim 1 ecological organic cultural method it is characterised in that:Described each rice field is supported Grow unit, lotus rhizome field cultivates the water inlet of unit and pond culture unit and delivery port position on be in cornerwise relation.
4. a kind of cray according to claim 1 ecological organic cultural method it is characterised in that:Support in each lotus rhizome field The centre growing unit carries out excavating and forms zanjon, the wide 3~5m of described zanjon, deep 1~2m.
5. a kind of cray according to claim 1 ecological organic cultural method it is characterised in that:Described circulating water Oxygenation is carried out to water body by oxygen increasing equipment.
6. a kind of cray according to claim 1 ecological organic cultural method it is characterised in that:Described pasture and water plantation Using one of waterweed, eel grass, hornwort, hydrilla verticillata, Eichhornia crassipes and water peanut or multiple.
7. a kind of cray according to claim 5 ecological organic cultural method it is characterised in that:Described pasture and water plantation Including waterweed, described waterweed interval plantation, summer high temperature is entered to waterweed before arriving by way of reducing pond water level The secondary root of hair regeneration of row is processed.
8. a kind of cray according to claim 1 ecological organic cultural method it is characterised in that:Described pond culture Module multiple stocking and multiple fishing of being circulated according to the series winding order of each pond culture unit when carrying out cray cultivation, to catching The pond culture unit dragging for carries out shrimp seedling and supplements and the little individuality lobster fished for is put back into the last pond culture list fished for Cultivated again in unit.
9. a kind of cray according to claim 1 ecological organic cultural method it is characterised in that:In each paddy field aquaculture Carry out waterweed plantation, described waterweed is arranged with the distance matrix formula being spaced 2~3m in unit.
10. a kind of cray according to claim 1 ecological organic cultural method it is characterised in that:Described each pond In cultivation unit, filter-feeding fish supported by set.
A kind of ecological organic cultural method of 11. crays according to claim 1 it is characterised in that:Per two weeks pair Each pond culture unit applies a quick lime and EM bacteria agent.
CN201610721323.9A 2016-08-24 2016-08-24 Crawfish organic ecology culture method Pending CN106376503A (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107409729A (en) * 2017-08-31 2017-12-01 广西沙田仙人滩农业投资有限公司 A kind of lotus rhizome field set supports the breeding method of cray
CN107549072A (en) * 2017-09-26 2018-01-09 安徽翰鹏农业科技有限公司 Rice field cray cultural method
CN107980678A (en) * 2017-11-29 2018-05-04 颍上县国源农场 A kind of cultural method of cray
CN108174808A (en) * 2017-11-29 2018-06-19 肥西县翰鹏畜禽养殖专业合作社 A kind of rice field shrimp aquaculture water control system
CN108184587A (en) * 2017-12-27 2018-06-22 重庆华辰生态农业发展有限公司 Lotus field intercropping lobster zoology breeding method
CN108834811A (en) * 2018-06-13 2018-11-20 溆浦县父子兵新农村建设开发有限公司 A kind of cultural method that lotus pond is breeded fish
CN109220925A (en) * 2018-09-21 2019-01-18 江苏省农业科学院宿迁农科所 A kind of cultural method of Procambius clarkii and lotus rhizome mixed breeding
CN109662050A (en) * 2018-12-16 2019-04-23 益阳铁军农业科技发展有限公司 A kind of lobster multiple stocking and multiple fishing paddy field aquaculture method
CN110313363A (en) * 2019-07-25 2019-10-11 天长市国元现代农业科技有限公司 A kind of rice shrimp is mixed to educate cultural method
CN110583397A (en) * 2019-10-08 2019-12-20 徐州快邦生物科技开发有限公司 Method for co-culturing rice and shrimp
CN111406697A (en) * 2020-04-08 2020-07-14 安徽沃土稻虾养殖专业合作社 Ecological paddy field culture shrimp water quality control system
CN111903453A (en) * 2020-06-28 2020-11-10 华中农业大学 Breeding and separating method for crayfishes in rice field

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107409729A (en) * 2017-08-31 2017-12-01 广西沙田仙人滩农业投资有限公司 A kind of lotus rhizome field set supports the breeding method of cray
CN107549072A (en) * 2017-09-26 2018-01-09 安徽翰鹏农业科技有限公司 Rice field cray cultural method
CN107980678A (en) * 2017-11-29 2018-05-04 颍上县国源农场 A kind of cultural method of cray
CN108174808A (en) * 2017-11-29 2018-06-19 肥西县翰鹏畜禽养殖专业合作社 A kind of rice field shrimp aquaculture water control system
CN108184587A (en) * 2017-12-27 2018-06-22 重庆华辰生态农业发展有限公司 Lotus field intercropping lobster zoology breeding method
CN108834811A (en) * 2018-06-13 2018-11-20 溆浦县父子兵新农村建设开发有限公司 A kind of cultural method that lotus pond is breeded fish
CN109220925A (en) * 2018-09-21 2019-01-18 江苏省农业科学院宿迁农科所 A kind of cultural method of Procambius clarkii and lotus rhizome mixed breeding
CN109662050A (en) * 2018-12-16 2019-04-23 益阳铁军农业科技发展有限公司 A kind of lobster multiple stocking and multiple fishing paddy field aquaculture method
CN110313363A (en) * 2019-07-25 2019-10-11 天长市国元现代农业科技有限公司 A kind of rice shrimp is mixed to educate cultural method
CN110583397A (en) * 2019-10-08 2019-12-20 徐州快邦生物科技开发有限公司 Method for co-culturing rice and shrimp
CN111406697A (en) * 2020-04-08 2020-07-14 安徽沃土稻虾养殖专业合作社 Ecological paddy field culture shrimp water quality control system
CN111903453A (en) * 2020-06-28 2020-11-10 华中农业大学 Breeding and separating method for crayfishes in rice field

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Application publication date: 20170208