CN110122227A - A method of standardization rice cray mixed breeding - Google Patents
A method of standardization rice cray mixed breeding Download PDFInfo
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- CN110122227A CN110122227A CN201910475521.5A CN201910475521A CN110122227A CN 110122227 A CN110122227 A CN 110122227A CN 201910475521 A CN201910475521 A CN 201910475521A CN 110122227 A CN110122227 A CN 110122227A
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- cray
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/59—Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
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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
Abstract
The present invention relates to a kind of polyculture method of standardization rice cray, seedling fishing four processes are gathered in and are put in the main selection including place, the construction for cultivating field, the control of water quality, sowing.Polyculture method rule have the characteristics that modelling operation, standardized management, rationalize construction, ecological cultivation, so that rice and cray are bigger in the yield of unit area, quality is more preferable, and cost is lower.
Description
Technical field
The present invention relates to agricultural and aquatic products fields, and in particular to a kind of polyculture method for standardizing rice cray.
Background technique
The constantly heating of the enthusiasm of cray consumption in recent years, cray become quick-fried money its people cuisines, domestic cray production and marketing
Amount persistently rises.According to incompletely statistics, national nearly 900,000 tons of yield of cray in 2016, and all constantly increasing every year, I
State has become maximum cray producing country and country of consumption in the world.Domestic cray demand is constantly increasing, while China
Outlet cray quantity also constantly promoted, 2016 year export volumes increase 32%, the aquatic products of level-one is surpassed as scale
Product food materials, cray market especially catering market, still show the situation of lasting dilatation.Cray eating and drinking establishment is short several
Year is 20,000 existing.The demand of cray is very big, and the quality of cray, greenization development are following trend.
Rice is one of Chinese three big staple food grains.It is fast to meet with the loss of the rare and agricultural workforce of cultivated land resource
Speed increase grain demand, rice in China industry excessively rely on pesticide, chemical fertilizer investment to improve production efficiency, cause soil fertility by
The series of agricultural problems such as damage, soil hardening, harmful substance residual.In shortage of resources, environmental carrying capacity is limited, manages mechanization not
Under the background that foot, problem of environmental pollution aggravate, protection and regulation are carried out to agricultural environment, transformation agricultural development mode, promote agriculture
The sustainable aspect of industry is the step having to away.
Therefore, this invention address that developing a kind of polyculture method for standardizing rice cray, greenization, scale are realized
It is cultivated with standardization, promotes rice, the yield of cray increases, quality optimization.
Summary of the invention
The present invention provides a kind of polyculture methods for standardizing rice cray, including following link:
A, the selection in place: place should select free of contamination paddy field, and rice field area is big；
B, cultivate the construction in field: field is totally square or rectangle for cultivation, be divided into ridge, anti-rust metal net, phytal zone,
Area is caught in zanjon area and feeding；
C, the control of water quality: pH value, the dissolved oxygen amount of water body and the fertility level of water body of regulation cultivation water in field body；
D, seedling fishing is gathered in and is put in sowing.
Further, the selection in place: far from city and industrial and mining area, avoid industrial wastewater and city domestic sewage to rice
Growth with lobster adversely affects, and guarantees the quality of rice and cray；Nearby have clean water source, can independent control into
Draining；Rice field is concentrated, scale, landform relatively flat, and every piece of plantation field area is convenient for do mechanization operation at 20-50 mus；
Further, cultivate the construction in field: cultivation field is totally square or rectangle, ridge height are 80-90 centimetres,
This can highly prevent cray from climbing out of cultivation field, and width is 60-90 centimetres, and the anti-rust metal net of 20 mesh is equipped on the inside of ridge,
It prevents cray from burrowing on ridge, destroys ridge；Cultivation field is divided into phytal zone, deep trenches, feeding fishing area, and phytal zone is water
Seed rice growing area, zanjon area are distributed in entire cultivation Tanaka with strip, and zanjon sector width is 40-50 centimetres, and both sides are shallow intermediate deep,
Edge is the phytal zone of Rice Cropping, and edge is gradually deepened to centre, and 50-60 centimetres of bosom, zanjon area is supplied to small
The habitat of one safety of lobster, cray can hide enemy in profundal zone, shell can be completed in profundal zone, after shell
In 12-24, cray is software state, and very easy to be under attack, zanjon area provides the field of taking refuge an of safety to cray
Institute, the gradient construction in zanjon area, move freely convenient for cray in phytal zone and zanjon area；Zanjon area is provided with some water plants,
An ideal habitat has been built to cray；In the two sides in plantation field, it is equipped with feeding and catches area, Qu Weichang is caught in feeding
Bar shaped, 30-40 centimetres of depth, connects zanjon area and phytal zone, cray is Omnivore, work as field by 50-60 centimetres of width
When inanition, some mixed fodders manually can be launched in feeding area, increase the food of cray, regular feeding makes
Cray, which is formed, carrys out the habit that food is sought in feeding fishing area, and a floor is arranged in the bottom in feeding fishing area and catches net, catches net
Quadrangle by rope bitt, rope ties up on waddy, and fishing puts one and order on the net, then can easily catch cray at any time,
Observe the growing state of cray, Individual Size, have it is disease-free etc.；
Further, the control of water quality: the control of water body pH, the water pH value of cray optimum growh are as follows: 6.0-9.0,
The water pH value of rice optimum growh are as follows: 6.0-7.0, water pH value are detected with portable pH meter, by applying acid or alkali
The compound fertilizer of property, to regulate and control the pH value of water quality are as follows: 6.0-7.0, while meeting the requirement of rice and cray to water body pH value,
While regulating and controlling water pH value, the nutrition of water body is added somewhat to, promotes the growth of rice and lobster；Water body is molten
The regulation of oxygen amount, the growth for rice, dissolved oxygen amount >=1mg/L are advisable, the cultivation for cray, when dissolved oxygen amount >=3mg/L,
Cray ability normal growth, as dissolved oxygen amount < 3mg/L, cray can only survive, and cannot normally grow up, the detection of dissolved oxygen amount
Oxygen increasing equipment is set in the zanjon area in plantation field using portable dissolved oxygen instrument, using micropore aerating pipe oxygenation, guarantees cray
Water body dissolved oxygen amount needed for growth, the flowing of water body can improve the water body dissolved oxygen amount of phytal zone, when water body dissolved oxygen amount is lower than 3mg/L
When, start oxygen increasing equipment, increases water body dissolved oxygen amount；The control of water body fertility sows base manure to rice field before rice growing,
Fertilizer and soil are uniformly mixed by then plowed soils, then sow rice, in rice ear sprouting period, are sprinkled into again suitable multiple
Hefei, remaining time do not apply chemical fertilizer deliberately, and during rice and cray are raised together, every 5-7 days primary dynamic to cray supplement
Plant complex-type feed can increase water body fertility, be equivalent to rice after promoting the growth of cray, food-residue to decompose
Fertility is increased, the excrement of cray is equally the source of nutrition of rice；
Further, seedling fishing: annual 3-4 month, plowed soils, then according to the structure in cultivation field are gathered in and are put in sowing
It makes requirement to be transformed cultivation field, using mechanized manner rice transplanting seedling, is put into shrimp seedling after rice shoot 5-7 days tentatively take root, often
It square metre puts 8-12 shrimp seedling in a suitable place to breed, according to the requirement of Water-quality control, regulates and controls the pH value of water body, the dissolved oxygen amount of water body and water body fertilizer
Power, rice 6-7 month maturation, the growth period of cray at 70-90 days, therefore draining by the end of June cultivation field water, catch at
Then ripe cray gathers in rice with harvester, complete primary cultivation process；It then repeats the above steps, completes second
Breeding process, annual cultivation is twice.
Wherein, the polyculture method that the present invention standardizes rice cray has the advantage of scale, and every piece of cultivation field area is in 20-
50 mu, if individually the area in cultivation field is not achieved 20 mu, several pieces of adjacent cultivation fields can be merged arrangement, be integrated into one
The big cultivation field of block.It is convenient for do mechanization operation in this way, improves the modernization in breeding process, saves labor cost, utilize machine
The odds for effectiveness of tool reduces the cost of rice, cray Unit Weight, makes to reduce average unit cost in the breeding process
It obtains product and has more competitive superiority on the market, the net profit of Unit Weight is higher.
The present invention standardizes the polyculture method of rice cray, devises reasonable cultivation field construction, cultivates field 80-85%
Region be phytal zone, this region is mainly the growth district of rice, at the same be also cray playground.In addition to shallow water
Area, there are also the zanjon area of 5-15%, strip is presented in zanjon area, crosses cultivation field, the depth of water in this region is deeper, cray shell
It can be carried out in zanjon area, prevent predation of the birds to lobster；In addition the water temperature in zanjon area is more stable, noon in summer extreme heat
When, cray can enter zanjon area and hide burning sun and high temperature, and cray can equally go to a winter resort in zanjon area when temperature is low, subtract
The influence that environmental change grows cray is lacked, and the influence that SEA LEVEL VARIATION grows cray, profundal zone can be reduced
Water level be difficult exhaustion, therefore the safety of cray is ensured；In addition there are the feedings of 5-15% to catch area, this region
Surrounding in cultivation field, appropriate depth manually can launch mixed feed to cray, while can also in inanition
To catch a small amount of cray with net, observe the growing state of cray, Individual Size, have it is disease-free etc..
The present invention standardize rice cray polyculture method have standardization advantage, scientific culture, precise management, from
Accurate controls in terms of the pH of breeding water body, dissolved oxygen amount two of water body.The science product for introducing modernization is examined with portable pH meter
The pH value for surveying water body detects the dissolved oxygen amount of water body with portable dissolved oxygen instrument, thus the condition of accurate control breeding water body.Work as water body
It is oxygen enrichment to water body progress in zanjon area using micropore aeration pipe when dissolved oxygen content is lower than 3mg/L, increase the dissolved oxygen of water body
Content.When water body is in acidity, apply suitable alkaline compound fertilizer, when water body is in alkalinity, apply suitable acid compound fertilizer,
To adjust water pH value, make rice and cray can healthy growth.Modernization, fining management, can make rice,
The specific yield of cray further increases, and improves quality.
The polyculture method that the present invention standardizes rice cray has the characteristics that green ecological cultivation, and cray is omnivorousness
Animal can prey on the pest in water body, to reduce harm of the pest to rice, cray is during cultivation, daily
Then the food that many vegetalitas or animality will be eaten up is discharged to farmland in the form of excrement again, virtually increases water body
Fertility, provide many nutrients to the growth of rice, to reduce the applied amount of artificial fertility, meet the reason of ecologic breeding
It reads；Rice provides natural habitat to cray again in Tanaka, blocks burning sun to cray, while rice has been hidden again in rice
The cray of Tanaka, reduces the predation to cray such as birds, and cray has higher safety during growth.
Beneficial effect
1. the polyculture method of present invention standardization rice cray, has scale advantage, is convenient for do mechanization operation, improve
Efficiency in breeding process reduces cost of labor, makes in breeding process with more modernization.Therefore, the rice of unit mass
Lower with the cost of cray, in same price, profit is bigger.
2. the polyculture method of present invention standardization rice cray devises reasonable cultivation field construction, phytal zone, zanjon
The design in area and feeding fishing area, improves the survival rate of cray, has ensured the cultivated area of rice, facilitate the throwing of feed
Hello, the fishing and observation of cray are facilitated, keep breeding process more convenient.
3. scientific aquaculture management, accurately controls cultivating condition, in terms of the pH value of water body, dissolved oxygen amount two of water body
Start with, accurately breeding process is controlled, so that the yield of rice and cray in unit area is higher, quality
It is more excellent.
4. the polyculture method of present invention standardization rice cray has the characteristics that green ecological cultivation, cray preys on water
Pest in body, reduces harm of the pest to rice, and the excrement of excretion increases the fertility of water body, provides to the growth of rice
Many nutrients；Rice provides natural habitat to cray again, provides cray one safer growing environment.Rice and
Cray mutualism meets the theory of green ecological cultivation.
Detailed description of the invention
Fig. 1 is the top view in cultivation field of the invention；
Fig. 2 is the sectional view in cultivation field of the invention.
Specific embodiment
Preferably embodiment of the invention is described in further detail below.
Suitable place is selected first, and place should avoid industrial wastewater and city domestic sewage far from city and industrial and mining area
The growth of rice and lobster is adversely affected, guarantees the quality of rice, lobster；Nearby there is source of clean water, it can independent control
Into draining；Rice field is concentrated, scale, landform relatively flat, and every piece of plantation field area is convenient for do mechanization operation at 20-50 mus；
Then cultivation field is transformed: cultivation field is changed to square or rectangle, ridge height is 80-90 lis
Rice, width are 60-90 centimetres, and the anti-rust metal net of 20 mesh is equipped on the inside of ridge, prevents cray from burrowing on ridge, destroys field
The ridge；And phytal zone, deep trenches and feeding fishing area are constructed, phytal zone is the region of Rice Cropping, and zanjon area is distributed with strip
In entirely plantation Tanaka, width is 40-50 centimetres, and both sides are shallow intermediate deep, and edge is the phytal zone of Rice Cropping, and edge arrives
Intermediate bosom is gradually to deepen, and 50-60 centimetres of bosom, zanjon area is supplied to the habitat of one safety of cray, zanjon
Some water plants are put in area, provide cray one ideal habitat；Surrounding in plantation field is equipped with feeding and catches area, feeding
Fishing area is strip, and width is 50-60 centimetres, and depth is 30-40 centimetres, connects zanjon area and phytal zone, and cray is miscellaneous
Feeding habits animal manually can launch some mixed fodders in feeding area, supplement the food of cray when field inanition,
Regular feeding forms cray and carrys out the habit that food is sought in feeding fishing area, the bottom setting one in feeding fishing area
Layer fishing net, catches the quadrangle of net by rope bitt, and rope ties up on waddy, and fishing puts one and order on the net, then can be at any time
Easily fishing cray, observes the growing state of cray, Individual Size, has situations such as disease-free.
Then kind of rice seedlings to be inserted, launch shrimp seedling, annual 3-4 month, plowed soils is inserted into rice shoot in a manner of mechanization,
It is put into shrimp seedling after rice shoot 5-7 days tentatively take root, every square metre is put in a suitable place to breed 8-12 shrimp seedling, according to the requirement of Water-quality control, regulation
The pH value of water body, the dissolved oxygen amount of water body and water body fertility.
The management of cultivation often observes the growing state of rice and the growing state of cray, to the pH of the depth of water, water body
Value, the dissolved oxygen amount of water body and water body fertility, are monitored, and adjust the growth conditions of cultivation water in field rice and cray in real time.
Cray and harvesting rice, late June are caught, cray cuts one's eye-teeth, drains the water in cultivation field, capture small dragon
Shrimp；Equal crays, which capture, completes, and gathers in rice with harvester, completes the whole process once cultivated.
After the completion of rice harvesting, the mixed breeding of second of rice cray can be carried out, it is specific similar with last situation.
The above content is further detailed description of the invention, and it cannot be said that specific implementation of the invention is only limited to
In the above content.For those of ordinary skill in the art to which the present invention belongs, in the premise for not departing from present inventive concept
Under, several similar adjustment can also be made, all shall be regarded as belonging to protection scope of the present invention.
Claims (5)
1. a kind of polyculture method for standardizing rice cray, it is characterised in that: the construction of selection, cultivation field including place,
Seedling fishing is gathered in and is put in control, the sowing of water quality, altogether four processes:
A, the selection in place: place should select free of contamination paddy field, and rice field area is big；
B, cultivate the construction in field: field is totally square or rectangle for cultivation, is divided into ridge, anti-rust metal net, phytal zone, zanjon
Area is caught in area and feeding；
C, the control of water quality: pH value, the dissolved oxygen amount of water body and the fertility level of water body of regulation cultivation water in field body；
D, seedling fishing is gathered in and is put in sowing.
2. a kind of polyculture method for standardizing rice cray according to claim 1, it is characterised in that: the link A
In, the selection in place: far from city and industrial and mining area, industrial wastewater and city domestic sewage is avoided to make the growth of rice and lobster
At adverse effect, guarantee the quality of rice and cray；Nearby have clean water source, can independent control into draining；Rice field is concentrated,
Scale, landform relatively flat, every piece of plantation field area are convenient for do mechanization operation at 20-50 mus.
3. a kind of polyculture method for standardizing rice cray according to claim 1, it is characterised in that: the link B
In, cultivate the construction in field: cultivation field is totally square or rectangle, ridge (4) they are highly 80-90 centimetres, this highly can
Prevent cray from climbing out of cultivation field, width is 60-90 centimetres, and the anti-rust metal net (6) of 20 mesh is equipped on the inside of ridge, prevents small dragon
Shrimp burrows on ridge (4), destroys ridge (4)；Cultivation field is divided into phytal zone (1), deep trenches (2), feeding fishing area (3), shallowly
Pool (1) is paddy fields, and zanjon area (2) are distributed in entire cultivation Tanaka with strip, and zanjon area (2) width is 40-50
Centimetre, both sides are shallow intermediate deep, and edge is the phytal zone (1) of Rice Cropping, and edge is gradually deepened to centre, bosom 50-
60 centimetres, zanjon area (2) are supplied to the habitat of one safety of cray, and cray can hide enemy in zanjon area (2), can
To complete shell in zanjon area (2), after shell in 12-24, cray is software state, very easy to be under attack, zanjon area (2)
Provide the refuge of a safety to cray, the gradient construction of zanjon area (2), convenient for cray in phytal zone (1) and
Zanjon area (2) is move freely；Zanjon area (2) is provided with some water plants, has built an ideal habitat to cray；?
Plant field two sides, be equipped with feeding fishing area (3), feeding catch area (3) be strip, 50-60 centimetres of width, depth 30-40
Centimetre, it connects zanjon area (2) and phytal zone (1), cray is Omnivore, when field inanition, can manually exist
Feeding catches area (3) and launches some mixed fodders, increases the food of cray, regular feeding forms cray to throw
The habit of food is sought in food fishing area (3), and a floor is arranged in the bottom of feeding fishing area (3) and catches net, catch the quadrangle of net by
Rope bitt, rope tie up on waddy, and fishing puts one and order on the net, then can easily catch cray at any time, observe small dragon
The growing state of shrimp, Individual Size, have it is disease-free etc..
4. a kind of polyculture method for standardizing rice cray according to claim 1, it is characterised in that: the link C
In, the control of water quality: the control of water body pH, the water pH value of cray optimum growh are as follows: 6.0-9.0, rice optimum growh
Water pH value are as follows: 6.0-7.0, water pH value are detected with portable pH meter, by applying acid or alkalinity compound fertilizer, to adjust
Control the pH value of water quality are as follows: 6.0-7.0, while meeting the requirement of rice and cray to water body pH value, in regulation water pH value
While, the nutrition of water body is added somewhat to, the growth of rice and lobster is promoted；The regulation of water body dissolved oxygen amount, it is right
In the growth of rice, dissolved oxygen amount >=1mg/L is advisable, the cultivation for cray, and when dissolved oxygen amount >=3mg/L, cray could just
It is frequently grown, as dissolved oxygen amount < 3mg/L, cray can only survive, and cannot normally grow up, and the detection of dissolved oxygen amount uses portable molten
Oxygen increasing equipment is arranged in the zanjon area in plantation field in oxygen instrument, using micropore aerating pipe (5) oxygenation, guarantees needed for cray growth
Water body dissolved oxygen amount, the flowing of water body can improve the water body dissolved oxygen amount of phytal zone (1), when water body dissolved oxygen amount is lower than 3mg/L, starting
Oxygen increasing equipment increases water body dissolved oxygen amount；The control of water body fertility is sowed base manure to rice field, is then turned over before rice growing
Fertilizer and soil are uniformly mixed by soil, then sow rice, in rice ear sprouting period, are sprinkled into suitable compound fertilizer again, remaining
Time does not apply chemical fertilizer deliberately, during rice and cray are raised together, supplements an animals and plants mixed type to cray within every 5-7 days
Feed can increase water body fertility, be equivalent to and increase fertility to rice after promoting the growth of cray, food-residue to decompose,
The excrement of cray is equally the source of nutrition of rice.
5. a kind of polyculture method for standardizing rice cray according to claim 1, it is characterised in that: the link D
In, seedling fishing: annual 3-4 month, plowed soils, then according to the detailing requiments in cultivation field to cultivation field are gathered in and are put in sowing
It is transformed, using mechanized manner rice transplanting seedling, is put into shrimp seedling after rice shoot 5-7 days tentatively take root, every square metre is put in a suitable place to breed 8-12
Shrimp seedling regulates and controls the pH value of water body, the dissolved oxygen amount of water body and water body fertility, rice is in 6-7 month according to the requirement of Water-quality control
Maturation, the growth period of cray at 70-90 days, therefore in the water for draining cultivation field by the end of June, catch mature cray, then
Rice is gathered in harvester, completes primary cultivation process；It then repeats the above steps, completes second of breeding process, it is annual to support
It grows twice.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111758629A (en) * | 2020-07-13 | 2020-10-13 | 和县明信水产养殖专业合作社 | Method for quickly breeding procambarus clarkii in rice field by controlling water level and water temperature |
| CN113396788A (en) * | 2021-06-25 | 2021-09-17 | 安徽省鸿图生态农业有限公司 | Crayfish and rice symbiotic culture system |
| CN114868638A (en) * | 2022-04-21 | 2022-08-09 | 王进 | Paddy field water changing control method and system |
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