CN107197791A - The pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii - Google Patents

The pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii Download PDF

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Publication number
CN107197791A
CN107197791A CN201710619220.6A CN201710619220A CN107197791A CN 107197791 A CN107197791 A CN 107197791A CN 201710619220 A CN201710619220 A CN 201710619220A CN 107197791 A CN107197791 A CN 107197791A
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China
Prior art keywords
culturing pool
macrobrachium rosenbergii
net cage
tilapia
platform
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CN201710619220.6A
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Chinese (zh)
Inventor
朱佳杰
黄光华
甘西
敖秋桅
谭芸
罗永巨
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Guangxi Academy of Fishery Sciences
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Guangxi Academy of Fishery Sciences
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Priority to CN201710619220.6A priority Critical patent/CN107197791A/en
Publication of CN107197791A publication Critical patent/CN107197791A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/10Culture of aquatic animals of fish
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; 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
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/32Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/322Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/105Phosphorus compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/20Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection
    • 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 discloses a kind of gift tilapia and the pond ecological polyculture method of Macrobrachium rosenbergii, comprise the following steps:Step 1: being provided with multiple net cages in the construction of culturing pool, the culturing pool, there is certain distance at the edge of the net cage and the culturing pool, while the net cage is not also contacted with the culturing pool bottom;Step 2: seed is delivered, first shrimp seed of macrobrachium rosenbergii, then the dispensing gift tilapia fry in the net cage are delivered in the space described in the culturing pool outside net cage;Step 3: feeding management, Macrobrachium rosenbergii feed first is fed along the culturing pool surrounding, again toward feeding tilapia feed in net cage after having fed.The present invention can reduce peasant household's aquaculture cost, and pond water quality can be adjusted again, can also improve Tilapia mossambica and Macrobrachium rosenbergii yield.

Description

The pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii
Technical field
The present invention relates to raising fish and shrimp field.It is more particularly related to a kind of gift tilapia and Macrobrachium rosenbergii Pond ecological polyculture method.
Background technology
Tilapia mossambica is one of fish that FAO (Food and Agriculture Organization of the United Nation) cultivates to world-wide deployment, at present in 115 countries and Promote cultivation in area.It has fast growth, yield height, easily fishes for, easily raises simultaneously, and meat exquisiteness is delicious, pierce continuously The advantages of, it is deep to be favored by domestic and international consumer.Current Rofe fish culture is main based on traditional intensive culture pattern, by highly dense Degree is put in a suitable place to breed, is largely fed intake and is constantly changed water body to reach efficiently cultivation purpose, but in recent years with Tilapia mossambica export market valency Lattice are walked to fall, and add the increase of the aquaculture costs such as artificial, pool rent, and cultivation profit is more and more lower, causes many raisers to be in meagre profit Or the edge of loss of capital.Therefore, the culture benefit for how improving Tilapia mossambica compares concern as numerous raisers.
Macrobrachium rosenbergii is the famous-brand and high-quality freshwater aquiculture kind in the world, because of its fast growth, feeding habits extensively, adaptability and resistance By force, the culture-cycle is short, the advantages of easily cultivate, deep to be liked by raiser.Pool head of the current Macrobrachium rosenbergii in Guangxi and In Guangdong Province Price is up to 100~120 yuan/kg, and supply falls short of demand, wide market, and the cultivation enthusiasm of peasant household is very high.If by Tilapia mossambica Pond polyculture is carried out with Macrobrachium rosenbergii, on the one hand, can be made full use of pond waters space, be realized the gradient distribution of pond culture, Stagger commodity fishes and shrimps Time To Market, plays the maximization of economic benefit of pond culture;On the other hand, taken turns by being planted in pond The black algae of leaf can purify water, and can convert the water pollution material such as nitrogen, phosphorus, improve breeding water body environment, while again can be to Ji Rich Tilapia mossambica provides food;On the other hand, provided during Macrobrachium rosenbergii shell between the sheltered situation for avoiding enemy, reduction shrimp mutually The probability of cannibalisation, so as to improve Macrobrachium rosenbergii cultivation survival rate.So necessary work out a kind of gift tilapia and Roche Pond crayfish pond ecological polyculture method.
The content of the invention
Peasant household's aquaculture cost can be reduced it is an object of the present invention to provide one kind, Tilapia mossambica and sieve can be improved simultaneously again The pond ecological polyculture method of family name's pond crayfish yield.
In order to realize that there is provided a kind of gift tilapia and Macrobrachium rosenbergii according to object of the present invention and further advantage Pond ecological polyculture method, comprise the following steps:
Step 1: multiple net cages are provided with the construction of culturing pool, the culturing pool, the net cage and the culturing pool There is certain distance at edge, while the net cage is not also contacted with the culturing pool bottom;
Step 2: seed is delivered, the first space dispensing shrimp seed of macrobrachium rosenbergii described in the culturing pool outside net cage, then Gift tilapia fry is delivered in the net cage;
Step 3: feeding management, Macrobrachium rosenbergii feed first is fed along the culturing pool surrounding, again toward in net cage after having fed Feed tilapia feed.
Preferably, the specification of the culturing pool is 3 mu, and it is 2.2 thousand that a power is provided with the culturing pool center Watt paddle aerator, multiple net cages surround the rectangle centered on the paddle aerator.
Preferably, the net cage is apart from the edge 1.5m of the culturing pool, and the net cage has 4, specification be 2m × 2m × 1.5m, mesh size 1cm × 1cm.
Preferably, the dispensing density of shrimp seed of macrobrachium rosenbergii is 1.5 ten thousand tails/mu in step 2, gift tilapia fry Dispensing specification is body 7~8cm of length, and dispensing density is 1000 tails/mu.
Preferably, in step 3 seed launch process, again in institute when shrimp seed of macrobrachium rosenbergii grows to body 2~3cm of length State and gift tilapia fry is delivered in net cage.
Preferably, tilapia feed is No. 2 buoyants in step 3.
Preferably, aerator is opened during step 3 feeding management, during noon 1~2 hour, night, which opens, to be increased Oxygen machine keeps sufficient oxygenation.
Preferably, the cultivation pool space outside the net cage plants black impeller grass.
Preferably, the depth of the culturing pool is 1.8m, and is led to outside away from being provided with the culturing pool bottom of pond 1.4m Valve is provided with the discharge outlet on boundary, the discharge outlet, after the seed of step 2 is delivered, valve row was opened every 24~26 days Except part water, in drainage procedure, to erectting block at 0.5m near discharge outlet to prevent shrimp seedling to be rushed out, to pond after draining Wall top carries out disinfection processing, while throwing berley salt by 1.3kg/ mu into water body, spreads ferrous sulfate by 0.8kg/ mus of throwings, presses Tetracycline is spread in 0.03kg/ mus of throwings, spreads probenecid by 0.07kg/ mus of throwings, Indomethacin is spread in 0.1kg/ mus of throwings, then into culturing pool Refill the water of cleaning;
Meanwhile, the culturing pool bottom center is provided with the first platform, and the area of first platform is 500m2, away from foster The height for growing bottom of pond is 0.3~1m, and the connection at first platform and the culturing pool bottom is slope, and the gradient is 35 °~40 °, The surface on first platform and slope uniformly offers multiple caves so that Macrobrachium rosenbergii is lived away from home, along the edge of the culturing pool Be provided with the second platform, the width of second platform is 0.5~0.8m, is highly 0.3~1m, second platform with it is described The connection at culturing pool bottom is also slope, and the gradient is 18 °~26 °, and Macrobrachium rosenbergii feed is fed in step 3 in second platform On, before raising in 2~4 weeks, the following raw material by weight is also added in Macrobrachium rosenbergii feed:18~23 portions of fishes and shrimps Phagostimulant, 12~15 parts of excrementum pteropis, 8~10 parts of earthworm powders, 9~11 parts of leech powder.
The present invention at least includes following beneficial effect:
1st, Tilapia mossambica and Macrobrachium rosenbergii pond polyculture, can make full use of the Water space in pond, realize pond culture Gradient distribution, the Time To Market of stagger fish and shrimp, while Macrobrachium rosenbergii is a kind of higher aquatic products kind of economic value, in Tilapia mossambica Macrobrachium rosenbergii is delivered in cultivating pool, higher income can be brought to raiser, maximization of economic benefit is raised together with performance.
2nd, shrimp seedling is first thrown, the survival rate of fry and shrimp seedling is improved while rear throwing fry energy high degree, reduction peasant household Economic loss, and first feeding fry can also make the shrimp feed that it is unnecessary that fry ingests after feeding shrimp seedling, reduce the throwing of Tilapia mossambica Expect cost, also mitigate pollution of the shrimp feed to pond waters, in addition, the shrimp seedling being satiated with food can keep fortune by hungry fry group Dynamic state, and shoal of shrimps can also drive the shoal of fish to move, while improving the health status and meat of fishes and shrimps.
3rd, Tilapia mossambica and Macrobrachium rosenbergii are raised together with, and can make full use of Tilapia mossambica omnivorousness feature, can eat up in pond because The unsuccessful and dead shrimp of shell and the blue-green algae for feeding the outburst of shrimp material, effectively control the deterioration of water quality.
4th, hydrilla verticillata is planted outside pond net box, hydrilla verticillata growth is on the one hand taken full advantage of soon, net can be given Gift tilapia in case provides food, while can effectively sponge the food pollution sources such as ammonia, nitrogen, the phosphorus in water body again, realizes The purification of pond water quality;On the other hand, provided when plantation hydrilla verticillata can be to Macrobrachium rosenbergii shell and avoid the hidden of enemy Place, reduces the probability cut one another's throat between shrimp, so as to improve the survival rate of Macrobrachium rosenbergii cultivation.
5th, while progress culturing pool changes water, to throwing berley salt, ferrous sulfate, tetracycline, probenecid, Yin in culturing pool Diindyl U.S. is pungent, can preferably kill some germs and the fungi in water body, reduces the quantity that shrimp seedling suffers from brown spot and duricrust disease, together When by the design of culturing pool, shrimp is had to pass through shoal of fish band before and after ingesting, promote shrimp to added in feed excrementum pteropi, Long Fen, the active ingredient of leech powder absorption, hence it is evident that reduce the quantity that shrimp suffers from whitish muscle diseases.
Further advantage, target and the feature of the present invention embodies part by following explanation, and part will also be by this The research and practice of invention and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is culturing pool overlooking the structure diagram of the invention;
Embodiment
With reference to embodiment, the present invention is described in further detail, to make those skilled in the art with reference to specification Word can be implemented according to this.
It should be noted that experimental method described in following embodiments, is conventional method unless otherwise specified, institute Reagent and material are stated, unless otherwise specified, is commercially obtained.
<Embodiment 1>
A kind of pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii, comprises the following steps:
Step 1: the construction of culturing pool 1, the specification of the culturing pool 1 is 3 mu, and the center of culturing pool 1 is provided with one Platform power is that 4 net cages 2 are provided with 2.2 kilowatts of paddle aerators 3, the culturing pool 1, and the specification of the net cage 2 is 2m × 2m × 1.5m, mesh size 1cm × 1cm, 4 net cages 2 surround the rectangle centered on the paddle aerator 3, The net cage 2 is apart from the edge 1.5m of the culturing pool 1, and the net cage 2 is not also contacted with the bottom of culturing pool 1, Plant black impeller grass in the space of the culturing pool 1 outside the net cage 2;
Step 2: seed is delivered, first shrimp seed of macrobrachium rosenbergii, sieve are delivered in the space described in the culturing pool 1 outside net cage 2 The dispensing density of family name's pond crayfish shrimp seedling is 1.5 ten thousand tails/mu, when shrimp seed of macrobrachium rosenbergii grows to body long 2cm again in the net cage 2 Gift tilapia fry is delivered, the dispensing specification of gift tilapia fry is the long 7cm of body, and dispensing density is 1000 tails/mu;
Step 3: feeding management, first feeds Macrobrachium rosenbergii feed along the surrounding of culturing pool 1, has fed past again after 30min Tilapia feed is fed in net cage 2, tilapia feed is No. 2 buoyants, aerator is opened during noon 31 hours, night, which opens, to be increased Oxygen machine 3 keeps sufficient oxygenation.
<Embodiment 2>
A kind of pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii, comprises the following steps:
Step 1: the construction of culturing pool 1, the specification of the culturing pool 1 is 3 mu, and the center of culturing pool 1 is provided with one Platform power is that 4 net cages 2 are provided with 2.2 kilowatts of paddle aerators 3, the culturing pool 1, and the specification of the net cage 2 is 2m × 2m × 1.5m, mesh size 1cm × 1cm, 4 net cages 2 surround the rectangle centered on the paddle aerator 3, The net cage 2 is apart from the edge 1.5m of the culturing pool 1, and the net cage 2 is not also contacted with the bottom of culturing pool 1, Plant black impeller grass in the space of the culturing pool 1 outside the net cage 2;
Step 2: seed is delivered, first shrimp seed of macrobrachium rosenbergii, sieve are delivered in the space described in the culturing pool 1 outside net cage 2 The dispensing density of family name's pond crayfish shrimp seedling is 1.5 ten thousand tails/mu, when shrimp seed of macrobrachium rosenbergii grows to body long 3cm again in the net cage 2 Gift tilapia fry is delivered, the dispensing specification of gift tilapia fry is the long 8cm of body, and dispensing density is 1000 tails/mu;
Step 3: feeding management, first feeds Macrobrachium rosenbergii feed along the surrounding of culturing pool 1, has fed past again after 30min Tilapia feed is fed in net cage 2, tilapia feed is No. 2 buoyants, aerator is opened during noon 32 hours, night, which opens, to be increased Oxygen machine 3 keeps sufficient oxygenation.
<Embodiment 2>
A kind of pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii, comprises the following steps:
Step 1: the construction of culturing pool 1, the specification of the culturing pool 1 is 3 mu, and the center of culturing pool 1 is provided with one Platform power is that 4 net cages 2 are provided with 2.2 kilowatts of paddle aerators 3, the culturing pool 1, and the specification of the net cage 2 is 2m × 2m × 1.5m, mesh size 1cm × 1cm, 4 net cages 2 surround the rectangle centered on the paddle aerator 3, The net cage 2 is apart from the edge 1.5m of the culturing pool 1, and the net cage 2 is not also contacted with the bottom of culturing pool 1, Plant black impeller grass in the space of the culturing pool 1 outside the net cage 2;
Step 2: seed is delivered, first shrimp seed of macrobrachium rosenbergii, sieve are delivered in the space described in the culturing pool 1 outside net cage 2 The dispensing density of family name's pond crayfish shrimp seedling is 1.5 ten thousand tails/mu, again in the net cage 2 when shrimp seed of macrobrachium rosenbergii grows to body long 2.5cm Interior dispensing gift tilapia fry, the dispensing specification of gift tilapia fry is the long 7.5cm of body, and dispensing density is 1000 tails/mu;
Step 3: feeding management, first feeds Macrobrachium rosenbergii feed along the surrounding of culturing pool 1, has fed past again after 30min Tilapia feed is fed in net cage 2, tilapia feed is No. 2 buoyants, aerator is opened during noon 31.5 hours, night opens Aerator 3 keeps sufficient oxygenation.
<Embodiment 4>
A kind of pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii, its detailed process is same as Example 1, no Be:
The depth of the culturing pool 1 is 1.8m, and leads to extraneous draining away from being provided with the bottom of pond 1.4m of culturing pool 1 Mouthful, valve is provided with the discharge outlet, after the seed of step 2 is delivered, valve exclusive segment water was opened every 24 days, In drainage procedure, to erectting block at 0.5m near discharge outlet to prevent shrimp seedling to be rushed out, pool wall top is carried out after draining Disinfect, while ferrous sulfate is spread by 0.8kg/ mus of throwings by 1.3kg/ mus of throwing berley salt into water body, by 0.03kg/ mus of throwings Tetracycline is spread, probenecid is spread by 0.07kg/ mus of throwings, Indomethacin is spread in 0.1kg/ mus of throwings, then refilled into culturing pool 1 clear Clean water;
Meanwhile, the bottom center of culturing pool 1 is provided with the first platform, and the area of first platform is 500m2, away from foster The height for growing the bottom of pond 1 is 0.3m, and the connection at first platform and the bottom of culturing pool 1 is slope, and the gradient is 35 °, described the The surface on one platform and slope uniformly offers multiple caves so that Macrobrachium rosenbergii is lived away from home, and is set along the edge of the culturing pool 1 There is the second platform, the width of second platform is 0.5m, is highly 0.3m, second platform and the bottom of culturing pool 1 Connection is also slope, and the gradient is 18 °, Macrobrachium rosenbergii feed is fed in step 3 on second platform, 2 weeks before raising It is interior, the following raw material by weight is also added in Macrobrachium rosenbergii feed:18 parts of feeding promoting agent for fish and prawn, 12 parts of excrementum pteropis, 8 parts of ground Long Fen, 9 parts of leech powder.
<Embodiment 5>
A kind of pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii, its detailed process is same as Example 1, no Be:
The depth of the culturing pool 1 is 1.8m, and leads to extraneous draining away from being provided with the bottom of pond 1.4m of culturing pool 1 Mouthful, valve is provided with the discharge outlet, after the seed of step 2 is delivered, valve exclusive segment water was opened every 26 days, In drainage procedure, to erectting block at 0.5m near discharge outlet to prevent shrimp seedling to be rushed out, pool wall top is carried out after draining Disinfect, while ferrous sulfate is spread by 0.8kg/ mus of throwings by 1.3kg/ mus of throwing berley salt into water body, by 0.03kg/ mus of throwings Tetracycline is spread, probenecid is spread by 0.07kg/ mus of throwings, Indomethacin is spread in 0.1kg/ mus of throwings, then refilled into culturing pool 1 clear Clean water;
Meanwhile, the bottom center of culturing pool 1 is provided with the first platform, and the area of first platform is 500m2, away from foster The height for growing the bottom of pond 1 is 1m, and the connection at first platform and the bottom of culturing pool 1 is slope, and the gradient is 40 °, described first The surface on platform and slope uniformly offers multiple caves so that Macrobrachium rosenbergii is lived away from home, and is provided with along the edge of the culturing pool 1 Second platform, the width of second platform is 0.8m, is highly 1m, second platform and the connection at the bottom of culturing pool 1 Also be slope, the gradient is 26 °, and Macrobrachium rosenbergii feed is fed in step 3 on second platform, before raising 4 weeks it is interior, The following raw material by weight is also added in Macrobrachium rosenbergii feed:23 parts of feeding promoting agent for fish and prawn, 15 parts of excrementum pteropis, 10 parts of earthworms Powder, 11 parts of leech powder.
<Embodiment 6>
A kind of pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii, its detailed process is same as Example 1, no Be:
The depth of the culturing pool 1 is 1.8m, and leads to extraneous draining away from being provided with the bottom of pond 1.4m of culturing pool 1 Mouthful, valve is provided with the discharge outlet, after the seed of step 2 is delivered, valve exclusive segment water was opened every 25 days, In drainage procedure, to erectting block at 0.5m near discharge outlet to prevent shrimp seedling to be rushed out, pool wall top is carried out after draining Disinfect, while ferrous sulfate is spread by 0.8kg/ mus of throwings by 1.3kg/ mus of throwing berley salt into water body, by 0.03kg/ mus of throwings Tetracycline is spread, probenecid is spread by 0.07kg/ mus of throwings, Indomethacin is spread in 0.1kg/ mus of throwings, then refilled into culturing pool 1 clear Clean water;
Meanwhile, the bottom center of culturing pool 1 is provided with the first platform, and the area of first platform is 500m2, away from foster The height for growing the bottom of pond 1 is 0.6m, and the connection at first platform and the bottom of culturing pool 1 is slope, and the gradient is 38 °, described the The surface on one platform and slope uniformly offers multiple caves so that Macrobrachium rosenbergii is lived away from home, and is set along the edge of the culturing pool 1 There is the second platform, the width of second platform is 0.6m, is highly 0.7m, second platform and the bottom of culturing pool 1 Connection is also slope, and the gradient is 22 °, and Macrobrachium rosenbergii feed is fed in step 3 on second platform, 2 before raising~ In 4 weeks, the following raw material by weight is also added in Macrobrachium rosenbergii feed:20 parts of feeding promoting agent for fish and prawn, 14 parts of excrementum pteropis, 9 Part earthworm powder, 10 parts of leech powder.
<Comparative example 1>
A kind of method for breeding of gift tilapia, the wherein setting of culturing pool 1, the specification of fry and dispensing density, raising Management is same as Example 1.
<Comparative example 2>
A kind of method for breeding of Macrobrachium rosenbergii, the wherein setting of culturing pool 1, the specification of shrimp seedling and dispensing density, raising pipe Reason is same as Example 1.
After being raised 3.5 months by above-mentioned cultural method, difference Statistics Implementation example 1 to embodiment 6, comparative example 1, comparative example 2 Fishes and shrimps illness rate, the average cabrage of fishes and shrimps, fishes and shrimps per mu yield the results are shown in Table 1.
Table 1, gift tilapia and Macrobrachium rosenbergii cultivation situation table
It is not difficult to find out by table 1, gift tilapia and the pond ecological polyculture method of Macrobrachium rosenbergii that the present invention is provided, Control effect in gift tilapia and Macrobrachium rosenbergii illness rate fine, while average single the cabrage amount and per mu yield of fishes and shrimps are than list Solely the effect of cultivation gift tilapia or Macrobrachium rosenbergii will get well.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited In specific details and shown here as the embodiment with description.

Claims (9)

1. the pond ecological polyculture method of a kind of gift tilapia and Macrobrachium rosenbergii, it is characterised in that comprise the following steps:
Step 1: multiple net cages are provided with the construction of culturing pool, the culturing pool, the edge of the net cage and the culturing pool There is certain distance, while the net cage is not also contacted with the culturing pool bottom;
Step 2: seed is delivered, first shrimp seed of macrobrachium rosenbergii is delivered in the space described in the culturing pool outside net cage, then described Gift tilapia fry is delivered in net cage;
Step 3: feeding management, Macrobrachium rosenbergii feed first is fed along the culturing pool surrounding, again toward feeding in net cage after having fed Tilapia feed.
2. the pond ecological polyculture method of gift tilapia as claimed in claim 1 and Macrobrachium rosenbergii, it is characterised in that described The specification of culturing pool is 3 mu, and it is 2.2 kilowatts of paddle aerators, Duo Gesuo that a power is provided with the culturing pool center State net cage and surround rectangle centered on the paddle aerator.
3. the pond ecological polyculture method of gift tilapia as claimed in claim 2 and Macrobrachium rosenbergii, it is characterised in that described Net cage is apart from the edge 1.5m of the culturing pool, and the net cage has 4, and specification is 2m × 2m × 1.5m, and mesh size 1cm × 1cm。
4. the pond ecological polyculture method of gift tilapia as claimed in claim 3 and Macrobrachium rosenbergii, it is characterised in that step The dispensing density of shrimp seed of macrobrachium rosenbergii is 1.5 ten thousand tails/mu in two, and the dispensing specification of gift tilapia fry is long for body
7~8cm, dispensing density is 1000 tails/mu.
5. the pond ecological polyculture method of gift tilapia as claimed in claim 1 and Macrobrachium rosenbergii, it is characterised in that step In three seed launch processes, gift tilapia is delivered in the net cage again when shrimp seed of macrobrachium rosenbergii grows to body 2~3cm of length Fry.
6. the pond ecological polyculture method of gift tilapia as claimed in claim 1 and Macrobrachium rosenbergii, it is characterised in that step Tilapia feed is No. 2 buoyants in three.
7. the pond ecological polyculture method of gift tilapia as claimed in claim 1 and Macrobrachium rosenbergii, it is characterised in that in step Aerator is opened during rapid three feeding management, during noon 1~2 hour, night opens aerator and keeps sufficient oxygenation.
8. the pond ecological polyculture method of gift tilapia as claimed in claim 1 and Macrobrachium rosenbergii, it is characterised in that described The cultivation pool space outside net cage plants black impeller grass.
9. the pond ecological polyculture method of gift tilapia as claimed in claim 4 and Macrobrachium rosenbergii, it is characterised in that described The depth of culturing pool is 1.8m, and leads to extraneous discharge outlet, the discharge outlet away from being provided with the culturing pool bottom of pond 1.4m On be provided with valve, step 2 seed deliver after, valve exclusive segment water was opened every 24~26 days, in drainage procedure In, to erectting block at 0.5m near discharge outlet to prevent shrimp seedling to be rushed out, carry out disinfection processing after draining to pool wall top, together When into water body by 1.3kg/ mu throw berley salt, spread ferrous sulfate by 0.8kg/ mus of throwings, spread tetracycline by 0.03kg/ mus of throwings, press Probenecid is spread in 0.07kg/ mus of throwings, and 0.1kg/ mus of throwings spread Indomethacin, the water of cleaning is then refilled into culturing pool;
Meanwhile, the culturing pool bottom center is provided with the first platform, and the area of first platform is 500m2, away from culturing pool bottom Height be 0.3~1m, the connection at first platform and the culturing pool bottom is slope, and the gradient is 35 °~40 °, described the The surface on one platform and slope uniformly offers multiple caves so that Macrobrachium rosenbergii is lived away from home, and is provided with along the edge of the culturing pool Second platform, the width of second platform is 0.5~0.8m, is highly 0.3~1m, second platform and the culturing pool The connection at bottom is also slope, and the gradient is 18 °~26 °, and Macrobrachium rosenbergii feed is fed in step 3 on second platform, is being raised In foster first 2~4 weeks, the following raw material by weight is also added in Macrobrachium rosenbergii feed:18~23 parts of feeding promoting agent for fish and prawn, 12~15 parts of excrementum pteropis, 8~10 parts of earthworm powders, 9~11 parts of leech powder.
CN201710619220.6A 2017-07-26 2017-07-26 The pond ecological polyculture method of gift tilapia and Macrobrachium rosenbergii Pending CN107197791A (en)

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Application publication date: 20170926