CN109496923A - A kind of efficient and healthful cultural method of fresh-water fishes - Google Patents
A kind of efficient and healthful cultural method of fresh-water fishes Download PDFInfo
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- CN109496923A CN109496923A CN201811364116.8A CN201811364116A CN109496923A CN 109496923 A CN109496923 A CN 109496923A CN 201811364116 A CN201811364116 A CN 201811364116A CN 109496923 A CN109496923 A CN 109496923A
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
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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
- A01G20/00—Cultivation of turf, lawn or the like; Apparatus or methods therefor
-
- 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
- A01G33/00—Cultivation of seaweed or algae
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; 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
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/90—Feeding-stuffs specially adapted for particular animals for insects, e.g. bees or silkworms
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention belongs to fish culture fields, and in particular to a kind of efficient and healthful cultural method of fresh-water fishes, comprising the following steps: pond dredging, disinfection and fertilising training water, and pond discharge outlet is connected to nearest farmland reservoir or inlet channel；The master that pond launches 5 centimetres of overall length or more per acre breeds fish, and raises together silver carp, bighead, crucian；Puffing granule compound feed is fed, daily dosing closes forage volume and accounts for 2%~6% of all fish body weights in pond, and auxiliary throwing greenfeed, feeds mixed feed and greenfeed daily twice；24 hours, keeps flowing water；It monthly changes water 2~3 times；Quick lime of splashing, monthly full pool spilling head 1~2 time are changed after water, and per cubic meter of water quick lime dosage is 10~30 grams；The culturing time is 16~20 months.The present invention can be improved the survival rate of fresh-water fishes, yield, and realize breeding production energy conservation and environmental protection, upgrading synergy.
Description
Technical field
The present invention relates to a kind of efficient and healthful cultural methods of fresh-water fishes, belong to fish culture field.
Background technique
The main breeding way of China fresh-water fishes is pond culture, cage culture, industrial aquaculture at this stage, is generally being supported
Grow in terms of ecosystem function that there are short slabs, in recent years, the breeding environment self-purification capacity thus caused is weak, resource (bait, water, pond)
Utilization rate is low, disease is easy to happen, deterioration in quality, production benefit is unstable, influences a series of problems, such as ambient enviroment day
Benefit is prominent, seriously restricts the self-growth of industry.
Fresh-water fishes for example black ridge hangnail Barb, also known as light hangnail Barb, thorn Barb, are commonly called as light fish, army fish etc., are distributed mainly on the money pool
The water systems such as river, the Min River, the Zhujiang River are the important famous-brand and high-quality economic fish of fresh water in China.Its delicious meat, it is full of nutrition, and there is medicine
With the effect of, the deep favor by consumer.Since long-term artificial cruel fishing is excessively captured, cause the type natural resources almost exhausted,
Wild black ridge hangnail Barb is few in the market and price is high.Black ridge hangnail Barb cultivation is based on the cultivation of pond hydrostatic at present, reservoir net
Cage breeding grows also appropriate development.The cultivation of pond hydrostatic, and aerator is configured, new water is suitably filled, puts long 6-7 centimetres of body of seedling in a suitable place to breed
Kind, the pipe through 18 months or more time is supported, and average individual weighs 400-500 grams, and 200-500 kilograms of per mu yield is differed, at
Motility rate is up to 75%.
Cages in reservoir cultivation, because its water body opposing open is unimpeded, disease is difficult to prevention and control, and culture efficiency is undesirable, and black ridge
Hangnail Barb the farming disease harms incidence is in the situation risen year by year, and raiser increases drug investment, to the quality of environment and aquatic products
Safety belt carrys out hidden danger.
Summary of the invention
(1) technical problems to be solved
In order to solve the above problem of the prior art, the present invention provides a kind of efficient and healthful cultivation for improving fresh water fish crop
Method.
(2) technical solution
In order to achieve the above object, the main technical schemes that the present invention uses include:
A kind of efficient and healthful cultural method of fresh-water fishes comprising following steps,
S1: pond dredging disinfection and fertilising training water, and pond discharge outlet is connected to nearest farmland inlet channel or water storage
Pond；
S2: seed is put in a suitable place to breed: the master that pond launches 5 centimetres of overall length or more per acre breeds fish 1500~1800 tails, and mixed breeding is complete per acre
13~17 centimetres of silver carp, flathead and crucian fingerling are grown, totally 100~150 tail；
S3: feedstuff feeding: feeding puffing granule compound feed, and daily throwing puffing granule compound feed amount, which accounts in pond, to be owned
The 2%~6% of fish body weight, and auxiliary throwing greenfeed；Daily swelling granular of throwing feeds mixed feed and greenfeed twice, feeds twice
Time is respectively daily 7:00~12:00 and 17:00~19:00；
S4: water quality adjustment: 24 hours, keeps flowing water；It monthly changes water 2~3 times；Quick lime of splashing is changed after water, monthly entirely
Pond is splashed 1~2 time, and per cubic meter of water quick lime dosage is 10~30 grams；
S5: culturing time is 16~20 months.
Above scheme takes the main mode breeded fish with the mixed breeding of other fish, under these fish species and its dispensing ratio,
Bait and pond waters space are made full use of, the yield of overall fish is improved.It is specific main breed fish, silver carp, bighead, crucian live in
Different water layers carries out reasonably combined mixed breeding, both using their complementarity in terms of inhabiting the ecologies such as space, life feeding habits
Can self-improvement water quality, reduce disease, and bait and pond waters space can be made full use of, purification water discharge promotes
Cultured fishes growth, improves cultured output and benefit.Pond culture tail water drains into nearest farmland reservoir or inlet channel, is used for
Field irrigation.Around-the-clock pond flowing water is not recycled and is re-used as to keep cleannes rich in organic matter, minerals etc.
Fish culture water, and it is used for field irrigation, while water conservation and fertilizer, it may additionally facilitate the growth of farmland crops.
It is preferred that farmland is paddy field.
It further include S6: planting aquatic plants in pond as in currently preferred technical solution.
The water plant to ingest is liked using fish such as pond free time plantation hydrilla verticillatas, is on the one hand taken the photograph for fish
On the other hand food can eliminate the harm that excessive mud generates, can also reduce dredging expense.
As in currently preferred technical solution, the greenfeed includes duckweed, asparagus lettuce leaf, cushaw leaf or fresh and tender blueness
Grass, different stages of growth launch the greenfeed of corresponding partial size.
As in currently preferred technical solution, the puffing granule compound feed protein content is 30% or more.
As in currently preferred technical solution, the pond water-storage depth is 1.5 meters or more.
As in currently preferred technical solution, the flow velocity of the flowing water is -32 cm/s of 8 cm/s.
In the flow rates of above-mentioned flowing water, pond can change a water at 12-24 hours, guarantee water cleannes,
Oxygen content；It is also the best flowing water speed that fresh-water fishes adapt to, in this velocity interval, the activity of fish body can be increased, promote fish
Body healthy growth promotes the quality of fish.
As in currently preferred technical solution, further including step S7, fish body growing state is monitored, it is random every 20 days
40 tail of fish in the pond is arrested in sampling, is carried out body length, body weight determination, is grasped cultivation fish total amount and growing state, determines step
Feedstuff feeding amount in rapid S3.
The technical program carry out body is long, after body weight determination, the water quality in pond can be integrated, weather, fish body activity are ingested and
Residual bait situation determines feedstuff feeding amount, ruins water quality to prevent from feeding excess, causes disease or feed is insufficient, influence light
The growth of water fish.
As in currently preferred technical solution, the cultivation density of fresh-water fishes is 2-9 tail/rice in the pond2。
In this density range, the cultivation survival rate highest of fresh-water fishes, growth is most fast, and effect is best.
As in currently preferred technical solution, dissolved oxygen amount is greater than 4 mg/litres in holding pond.
As in currently preferred technical solution, the master breeds fish as omnivorousness or phytophage fishes such as black ridge hangnail Barb
Class.
(3) beneficial effect
The beneficial effects of the present invention are:
1, pond of the present invention keeps round-the-clock flowing water, and cultivation tail water is used for field irrigation, on the one hand can reduce oxygenation
Machine uses the time, and cultivation tail water is enable to purify and recycle again, effectively prevents cultivation Tail water reuse to external environment
Negative effect, save the Fertilizer application amount in farmland 25% or more, mitigate agricultural non-point source pollution；On the other hand fresh water can be improved
Fish products matter realizes breeding production energy conservation and environmental protection, upgrading synergy.
2, the present invention uses ecological polyculturing, launches master and breeds fish (lower layer's omnivorousness or herbivorous fishes in generally), and closes
Reason collocation mixed breeding upper layer filter-feeding fish (silver carp, bighead etc.) and bottom ominivore-fish (crucian, carp, Tilapia mossambica etc.).On
Layer fish mainly filter planktonic organism, organic debris in drinking water etc., it is main breed fish ingest fresh and tender green vegetables, puffing granule compound feed,
Based on aquatic insect, vegetable seeds and fragment, demersal fishes can ingest residual bait, the excrement etc. of other fish, play cleaner
Effect.Using their complementarity in terms of inhabiting the ecologies such as space, life feeding habits, carry out reasonably combined mixed breeding, it both can be certainly
I improves pond culture environment, reduces disease, and can make full use of bait and pond waters space, purification water discharge,
Promote fish growth, improves yield and benefit.The aquatic plant ingested is liked using fish such as pond free time plantation hydrilla verticillatas
On the other hand object can eliminate the harm that excessive mud generates, can also reduce dredging expense on the one hand for fish.
3, the present invention can apply the pond in different regions, and applied widely, facility cost is low, is easy to receive, practicability
By force.
4, the present invention supports the cultivation of pond stereo ecological, pond flowing water culture, energy conservation and environmental protection, pond-wetland complex ecological
It the technologies such as grows and technique is integrated and innovated, perfect fishpond ecosystem is united function, and in the net of pond culture tail water
Change and obtain biggish breakthrough with aspect is recycled, effectively increases detergent power inside and outside cultivating system, resource (bait, water, pond)
Utilization rate reaches green, energy conservation, target efficiently, safe, obtains significant economical, ecology, social benefit.With it is existing light
Water fish cultural technique is compared, and the present invention is with the obvious advantage in terms of advanced practical, production stabilization, environmental protection, resistance.
5, cultural technique of the present invention is applied to cultivate black ridge hangnail Barb, and survival rate is focused in 90% or more, average individual
600 grams or more, per mu yield is at 860 kilograms or more.
6, present invention is preferably applicable to the black ridge hangnail Barb of Montanic ponds flowing water culture, and not publicly have correlation in the prior art
Technology.
Specific embodiment
In order to preferably explain the present invention, in order to understand, below by specific embodiment, present invention work is retouched in detail
It states.
A kind of method of the efficient and healthful cultivation of fresh-water fishes comprising following steps,
S1: pond dredging disinfection and fertilising training water；Before seed is put in a suitable place to breed, pond transformation, dredging disinfection and fertilising are carried out
Train water.Pond water-storage depth is 1.5 meters or more.And pond discharge outlet is connected to nearest farmland inlet channel or reservoir.
Pond transformation: pond is transformed by the area requirements of cultivation, and pond discharge outlet is connected to farmland inlet channel instead
Or reservoir.But the above pond transformation is not required, if pond meets the requirement of cultivation, just without being just transformed.
Dredging disinfection: draining water, is air-dried or exposure causes bottom of pond mud at polygon, manually excavated afterwards.It can be with taking
Pond sludge the Tang Bi and Tang Geng of damage are repaired, reach compacting without loophole, be conducive to water storage, meanwhile, allow bottom of pond to receive abundant
Exposing to the weather and frost.The above are artificial dredging methods, and mechanical dredging method can also be used.Fry is put in a suitable place to breed first half of the month, uses per acre
After 50 kilograms of quick lime are dissolved in water, full pond disinfection of uniformly splashing.
Fertilising training water: latter week is sterilized, newly-built or thinner pond bottom uniformly applies fermented chicken manure etc. per acre and has
55 kilograms of machine fertilizer, and new water is injected, after a few days, water quality, which turns fertilizer, can put seedling；New water is injected in old or more fertile pond, sprinkles per acre
Water quality, which turns fertilizer, after 1.5-2 kilograms, 2.5-3 kilograms of phosphate fertilizer, 5-6 days of piss element can put seedling.
S2: seed is put in a suitable place to breed: the master that pond launches 5 centimetres of overall length or more per acre breeds fish 1500~1800 tails, and mixed breeding is complete per acre
13~17 centimetres of silver carp, flathead and crucian fingerling are grown, totally 100~150 tail；Wherein, preferably 25 tail of silver carp, 75 tail of bighead, crucian
30 tails.
Seed, which is put in a suitable place to breed, preferably to be put in a suitable place to breed in autumn and winter, but is not required.
S3: feedstuff feeding: feeding puffing granule compound feed, and daily throwing puffing granule compound feed amount, which accounts in pond, to be owned
The 2%~6% of fish body weight, and auxiliary throwing greenfeed；It feeds puffing granule compound feed and greenfeed twice daily, feeds twice
Time is respectively daily 7:00~12:00 and 17:00~19:00；Fed doses can all fishes have enough and leave as assessment
Standard.Wherein, the greenfeed includes duckweed, asparagus lettuce leaf, cushaw leaf or fresh and tender green grass, and different stages of growth launch corresponding grain
The greenfeed of diameter.It keeps greenfeed fresh, does not throw expired rotten feed, to avoid fish disease.The puffing granule compound feed
Protein content is 30% or more.
S4: water quality adjustment: 24 hours, keeps flowing water；It monthly changes water 2~3 times；It splashes after changing water quick lime, monthly
Full pool spilling head 1~2 time, per cubic meter of water quick lime dosage is 10~30 grams；Dissolved oxygen amount in pond is kept to be greater than 4 mg/litres.
S5: culturing time is 16~20 months.
It further includes S6: utilizing pond free time planting aquatic plants.Water plant is preferably hydrilla verticillata, more preferably
For hydrilla verticillata, waterweed and eel grass, hydrilla verticillata, waterweed and eel grass are all submerged plant, hydrilla verticillata, waterweed and hardship
Grass is spaced apart from each other arrangement plantation by column.
Wherein, the pond discharge outlet is connected to nearest farmland inlet channel or reservoir, and cultivation tail water is used for farmland irrigating
It irrigates.Farmland is preferably paddy field.
Wherein, further include step S7, monitor fish body growing state, arrest supporting in the pond every random sampling in 20 days
40 tail of fish is grown, body length, body weight determination are carried out, grasps cultivation fish total amount and growing state, and the water quality in the comprehensive pond, gas
Time, fish body activity is ingested and residual bait situation, determines the feedstuff feeding amount in step S3.
Wherein, the flow velocity of the flowing water is -32 cm/s of 8 cm/s；- 20 cm/s of preferably 15 cm/s.
Wherein, the main cultivation density breeded fish is 2-9 tail/rice in the pond2, preferably 4-8 tail/rice2, more preferably 5-7
Tail/rice2, it is further preferably 6 tails/rice2。
Wherein, the master breeds fish preferably black ridge hangnail Barb.
Embodiment 1:
A kind of method of black ridge hangnail Barb cultivation, includes the following steps,
S1: pond dredging, disinfection and fertilising training water；Before seed is put in a suitable place to breed, pond transformation, dredging disinfection and fertilising are carried out
Water is trained, pond water-storage depth is 1.5 meters, and pond discharge outlet is connected to nearest rice field inlet channel, and cultivation tail water drains into rice field, uses
In irrigation of paddy fields；Hydrilla verticillata, waterweed and eel grass are planted in pond, hydrilla verticillata, waterweed and eel grass are mutual by column
It is planted every arrangement.Wherein, hydrilla verticillata, waterweed and eel grass plant 180 plants, 210 plants, 210 plants respectively per acre.
S2: seed is put in a suitable place to breed: after step S1 processing, 5 centimetres of overall length or more of black ridge hangnail Barb is launched by pond per acre
1600 tails, 25 tail of silver carp, 75 tail of bighead of 15 centimetres of overall length of mixed breeding, 30 tail of crucian.
S3: feedstuff feeding: feeding the puffing granule compound feed that protein content is 30%, daily to throw swelling granular cooperation
Forage volume accounts for 4% of all fish body weights in pond, and the fresh greenfeed such as auxiliary 4% duckweed for throwing all fish body weights, asparagus lettuce leaf；
Feed puffing granule compound feed and greenfeed twice daily, the time fed twice is respectively daily 8:00 and 18:00.
S4: water quality adjustment: 24 hours, keeps flowing water, and flowing water speed is 15 cm/s；It monthly changes water 3 times；After changing water
It splashes quick lime, monthly full pool spilling head 1 time, per cubic meter of water quick lime dosage is 20 grams；Dissolved oxygen amount in pond is kept to be greater than 4
Mg/litre.The water that flowing water ejects can be drained into the inlet channel of rice field by discharge outlet, be used for irrigation of paddy fields.
S5: culturing time is 18 months.
Black ridge hangnail Barb, survival rate 95%, individual weight 630g are cultivated according to the present embodiment method.
Embodiment 2:
A kind of method of black ridge hangnail Barb cultivation, includes the steps that next coming in order carry out,
S1: pond dredging disinfection and fertilising training water；Before seed is put in a suitable place to breed, pond transformation, dredging disinfection and fertilising are carried out
Water is trained, pond water-storage depth is 1.6 meters, and pond discharge outlet is connected to nearest rice field, and cultivation tail water drains into rice field, is used for rice field
It irrigates.Hydrilla verticillata and waterweed, hydrilla verticillata and waterweed are planted in pond is spaced apart from each other arrangement plantation by column.Wherein,
Hydrilla verticillata and waterweed plant 210 plants and 390 plants respectively per acre.
S2: seed is put in a suitable place to breed: after step S1 processing, 5 centimetres of overall length or more of black ridge hangnail Barb 1500 is launched in pond per acre
Tail raises together 13 centimetres of overall length of silver carp, flathead and crucian fingerling, totally 150 tail；Wherein, 35 tail of silver carp, 65 tail of bighead, 50 tail of crucian.
S3: feedstuff feeding: feeding the puffing granule compound feed that crude protein content is 30%, daily to throw swelling granular cooperation
Forage volume accounts for 2% of all fish body weights in pond, and the auxiliary fresh greenfeed thrown all fish bodies and weigh 2%, wherein greenfeed is lettuce
Bamboo shoot leaf；Feed puffing granule compound feed and greenfeed twice daily, the time fed twice is respectively daily 7:00 and 17:
00。
S4: water quality adjustment: 24 hours, keeps flowing water；It monthly changes water 2 times；Quick lime of splashing is changed after water, monthly full pond
It splashes 1 time, per cubic meter of water quick lime dosage is 10 grams；Dissolved oxygen amount in pond is kept to be greater than 4 mg/litres.Flowing water speed is 8
Cm/s；The water that flowing water ejects can be drained into the inlet channel of rice field by discharge outlet, be used for irrigation of paddy fields.
S5: culturing time is 16 months.
Black ridge hangnail Barb, survival rate 93%, individual weight 600g are cultivated according to the present embodiment method.
Embodiment 3:
A kind of method of black ridge hangnail Barb cultivation, includes the steps that next coming in order carry out,
S1: pond dredging disinfection and fertilising training water；Before seed is put in a suitable place to breed, pond transformation, dredging disinfection and fertilising are carried out
Water is trained, pond water-storage depth is 1.75 meters, and pond discharge outlet is connected to nearest rice field inlet channel, and cultivation tail water drains into rice field,
For irrigation of paddy fields.Hydrilla verticillata and eel grass, hydrilla verticillata and eel grass are planted in pond is spaced apart from each other arrangement plantation by column.Its
In, hydrilla verticillata and eel grass plant 300 plants and 300 plants respectively per acre.
S2: seed is put in a suitable place to breed: after step S1 processing, 5 centimetres of overall length or more of black ridge hangnail Barb is launched by pond per acre
1800 tails raise together 17 centimetres of overall length of silver carp, flathead and crucian fingerling, totally 120 tail per acre；Wherein, 60 tail of silver carp, 25 tail of bighead, crucian carp
35 tail of fish.
S3: feedstuff feeding: feeding the puffing granule compound feed that protein content is 30%, daily to throw swelling granular cooperation
Forage volume accounts for 6% of all fish body weights in pond, and the auxiliary fresh greenfeed thrown all fish bodies and weigh 6%, wherein greenfeed is floating
Duckweed, asparagus lettuce leaf, cushaw leaf and fresh and tender green grass；Feed puffing granule compound feed and greenfeed twice daily, feed twice when
Between be respectively daily 12:00 and 19:00.
S4: water quality adjustment: 24 hours, keeps flowing water；It monthly changes water 3 times；Quick lime of splashing is changed after water, monthly full pond
It splashes 2 times, per cubic meter of water quick lime dosage is 30 grams；Dissolved oxygen amount in pond is kept to be greater than 4 mg/litres.Flowing water speed is
32 cm/s；The water that flowing water ejects can be drained into the inlet channel of rice field by discharge outlet, be used for irrigation of paddy fields.
S5: culturing time is 20 months.
Black ridge hangnail Barb, survival rate 94%, individual weight 650g are cultivated according to the present embodiment method.
Embodiment 4:
A kind of method of black ridge hangnail Barb cultivation, includes the steps that next coming in order carry out,
S1: pond dredging disinfection and fertilising training water；Before seed is put in a suitable place to breed, pond transformation, dredging disinfection and fertilising are carried out
Water is trained, pond water-storage depth is 1.75 meters, and pond discharge outlet is connected to nearest rice field inlet channel, and cultivation tail water drains into rice field,
For irrigation of paddy fields.Plant 600 plants of waterweeds per acre in pond.
S2: seed is put in a suitable place to breed: after step S1 processing, 5 centimetres of overall length or more of black ridge hangnail Barb is launched by pond per acre
1550 tails raise together 16 centimetres of overall length of silver carp, flathead and crucian fingerling, totally 100 tail；Wherein, 35 tail of silver carp, 35 tail of bighead, crucian 30
Tail.
S3: feedstuff feeding: feeding the puffing granule compound feed that protein content is 30%, daily to throw swelling granular cooperation
Forage volume accounts for 3% of all fish body weights in pond, and the auxiliary fresh greenfeed thrown all fish bodies and weigh 3%, wherein greenfeed is lettuce
Bamboo shoot leaf, cushaw leaf and fresh and tender green grass；Feed puffing granule compound feed and greenfeed twice daily, the time difference fed twice
For daily 11:00 and 17:30.
S4: water quality adjustment: 24 hours, keeps flowing water；It monthly changes water 3 times；Quick lime of splashing is changed after water, monthly full pond
It splashes 1 time, per cubic meter of water quick lime dosage is 25 grams；Dissolved oxygen amount in pond is kept to be greater than 4 mg/litres.Flowing water speed is
12 cm/s；The water that flowing water ejects can be drained into the inlet channel of rice field by discharge outlet, be used for irrigation of paddy fields.
S5: culturing time is 19 months.
Black ridge hangnail Barb, survival rate 90%, individual weight 660g are cultivated according to the present embodiment method.
Embodiment 5:
A kind of method of black ridge hangnail Barb cultivation, includes the steps that next coming in order carry out,
S1: pond dredging disinfection and fertilising training water；Before seed is put in a suitable place to breed, pond transformation, dredging disinfection and fertilising are carried out
Water is trained, pond water-storage depth is 1.55 meters, and pond discharge outlet is connected to nearest rice field inlet channel, and cultivation tail water drains into rice field,
For irrigation of paddy fields.Hydrilla verticillata and waterweed are planted in pond, are planted hydrilla verticillata and waterweed by column and are spaced apart from each other arrangement
Plantation.Wherein, hydrilla verticillata and waterweed plant 330 plants and 270 plants respectively per acre.
S2: seed is put in a suitable place to breed: after step S1 processing, 5 centimetres of overall length or more of black ridge hangnail Barb is launched by pond per acre
1700 tails raise together 14 centimetres of overall length of silver carp, flathead and crucian fingerling, totally 140 tail per acre；Wherein, 50 tail of silver carp, 40 tail of bighead, crucian carp
50 tail of fish.
S3: feedstuff feeding: feeding the puffing granule compound feed that protein content is 30%, daily to throw swelling granular cooperation
Forage volume accounts for 5% of all fish body weights in pond, and the auxiliary fresh greenfeed thrown all fish bodies and weigh 5%, wherein greenfeed is floating
Duckweed, asparagus lettuce leaf and cushaw leaf；Feed puffing granule compound feed and greenfeed twice daily, the time fed twice is respectively every
Day 9:00 and 18:30.
S4: water quality adjustment: 24 hours, keeps flowing water；It monthly changes water 2 times；Quick lime of splashing is changed after water, monthly full pond
It splashes 2 times, per cubic meter of water quick lime dosage is 13 grams；Dissolved oxygen amount in pond is kept to be greater than 4 mg/litres.Flowing water speed is
28 cm/s；The water that flowing water ejects can be drained into the inlet channel of rice field by discharge outlet, be used for irrigation of paddy fields.
S5: culturing time is 17 months.
Black ridge hangnail Barb, survival rate 96%, individual weight 610g are cultivated according to the present embodiment method.
Embodiment 6:
A kind of method of black ridge hangnail Barb cultivation, includes the steps that next coming in order carry out,
S1: pond dredging disinfection and fertilising training water；Before seed is put in a suitable place to breed, pond transformation, dredging disinfection and fertilising are carried out
Water is trained, pond water-storage depth is 1.65 meters, and pond discharge outlet is connected to nearest rice field inlet channel, and cultivation tail water drains into rice field,
For irrigation of paddy fields.Eel grass and waterweed, eel grass and waterweed are planted in pond is spaced apart from each other arrangement plantation by column.Wherein,
Eel grass and waterweed plant 360 plants and 420 plants respectively per acre.
S2: seed is put in a suitable place to breed: after step S1 processing, 5 centimetres of overall length or more of black ridge hangnail Barb is launched by pond per acre
1650 tails raise together 14 centimetres of overall length of silver carp, flathead and crucian fingerling, totally 130 tail per acre；Wherein, 70 tail of silver carp, 30 tail of bighead, crucian carp
30 tail of fish.
S3: feedstuff feeding: feeding the puffing granule compound feed that protein content is 30%, daily to throw swelling granular cooperation feeding
Doses accounts for 5% of all fish body weights in pond, and the auxiliary fresh greenfeed thrown all fish bodies and weigh 8%, wherein greenfeed is floating
Duckweed, cushaw leaf and fresh and tender green grass；Feed puffing granule compound feed and greenfeed twice daily, the time fed twice is respectively
Daily 9:00 and 19:00.
S4: water quality adjustment: 24 hours, keeps flowing water；It monthly changes water 2 times；Quick lime of splashing is changed after water, monthly full pond
It splashes 1 time, per cubic meter of water quick lime dosage is 18 grams；Dissolved oxygen amount in pond is kept to be greater than 4 mg/litres.Flowing water speed is
19 cm/s；The water that flowing water ejects can be drained into the water channel of rice field by discharge outlet, be used for irrigation of paddy fields.
S5: culturing time is 17 months.
According to the black ridge hangnail Barb that the present embodiment method cultivates, survival rate 92%, individual weight 620g.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of efficient and healthful cultural method of fresh-water fishes, which is characterized in that it includes the following steps,
S1: pond dredging, disinfection and fertilising training water, and pond discharge outlet is connected to nearest farmland inlet channel or reservoir；
S2: seed is put in a suitable place to breed: the master that pond launches 5 centimetres of overall length or more per acre breeds fish 1500~1800 tails, raises together overall length 13 per acre
~17 centimetres of silver carp, flathead and crucian fingerling, totally 100~150 tail；
S3: feedstuff feeding: feeding puffing granule compound feed, and daily puffing granule compound feed amount of throwing accounts for all fish bodies in pond
The 2%~6% of weight, and auxiliary throwing greenfeed；Feed puffing granule compound feed and greenfeed twice daily, the time fed twice
Respectively daily 7:00~12:00 and 17:00~19:00；
S4: water quality adjustment: 24 hours, keeps flowing water；It monthly changes water 2~3 times；Quick lime of splashing is changed after water, and monthly full pond is sprinkled
It spills 1~2 time, per cubic meter of water quick lime dosage is 10~30 grams；
S5: culturing time is 16~20 months.
2. the efficient and healthful cultural method of fresh-water fishes as described in claim 1, it is characterised in that: the farmland is paddy field.
3. the efficient and healthful cultural method of fresh-water fishes as described in claim 1, which is characterized in that it further includes S6: in pond
Planting aquatic plants.
4. the efficient and healthful cultural method of fresh-water fishes as described in claim 1, it is characterised in that: the greenfeed includes floating
Duckweed, asparagus lettuce leaf, cushaw leaf or fresh and tender green grass.
5. the efficient and healthful cultural method of fresh-water fishes as described in claim 1, it is characterised in that: the swelling granular cooperation is raised
The protein content of material is 30% or more.
6. the efficient and healthful cultural method of fresh-water fishes as described in claim 1, it is characterised in that: the pond water-storage depth is
1.5 meters or more.
7. the efficient and healthful cultural method of fresh-water fishes as described in claim 1, it is characterised in that: the flow velocity of the flowing water is 8
- 32 cm/s of cm/s.
8. the efficient and healthful cultural method of fresh-water fishes as described in claim 1, it is characterised in that: keep dissolved oxygen amount in pond big
In 4 mg/litres.
9. the efficient and healthful cultural method of the fresh-water fishes as described in claim 1-8 any one, it is characterised in that: the master supports
Fish is omnivorousness or herbivorous fishes.
10. the efficient and healthful cultural method of fresh-water fishes as described in claim 1, it is characterised in that: cultivation density 2-9
Tail/rice2。
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Cited By (1)
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