CN106538430B - A kind of continental rise greenhouse cement pit polyculture method of Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii - Google Patents
A kind of continental rise greenhouse cement pit polyculture method of Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii Download PDFInfo
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- CN106538430B CN106538430B CN201611113682.2A CN201611113682A CN106538430B CN 106538430 B CN106538430 B CN 106538430B CN 201611113682 A CN201611113682 A CN 201611113682A CN 106538430 B CN106538430 B CN 106538430B
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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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
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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
A kind of continental rise greenhouse cement pit polyculture method of Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii, it is characterized in that carrying out Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii mixed breeding using continental rise greenhouse cement pit, Macrobrachium rosenbergii it is long to 3-4cm when put Scatophagus argus (Linnaeus) in a suitable place to breed, cultivation early stage closing greenhouse gable, it shuts the door after you, shade film is not covered, it cultivates mid-term and opens gable, door, increase ventilation, cover half storehouse shade film, cultivate later period closing gable, it shuts the door after you, keep half storehouse shade film, changing water is 1 times a week, each quantity of exchanged water 1/2, if cultivation mid-term causes water quality to degenerate due to filamentous algae or Enteromorpha are largely broken out, carry out 1 sediment upturning, sediment upturning is using seine and drains clear bottom method operation, feedstuff feeding is fed using full pond, 2 compound feed for Macrobrachium rosenbergii are fed daily, money fish meal is not fed, when 18 DEG C of water temperature, carry out harvesting harvest, the money of harvesting harvest Fish increases weight 50g compared with when putting in a suitable place to breed, reaches listing specification, and Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii can be used as standby parent and carry out overwintering cultivation.
Description
Technical field
The present invention relates to the polyculture methods of Scatophagus argus (Linnaeus) in aquaculture pond and Macrobrachium rosenbergii, especially continental rise greenhouse cement pit
The polyculture method of interior Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii.
Background technique
Scatophagus argus (Linnaeus) (Scatophagus argus) is commonly called as gold drum fish, belongs to Perciformes, Anabantoidei, money Gyrinocheilidae, Scatophagus argus (Linnaeus)
Belong to, be ominivore-fish, be fond of the fresh foods such as algae, organic debris, arthropod and small fishes, because its bodily form is graceful,
Colorful, delicious meat is a kind of with ornamental and edible value rare marine fish.It can be in seawater, the degree of saltiness
It is cultivated in water and fresh water, becomes the important type of coastal areas of southern China pond in recent years and cage culture.In breeding production mistake
Cheng Zhong, either pond or indoor, Scatophagus argus (Linnaeus) monoculture because of its cluster and not active habit, the parasitic diseases such as Yi Fa little melonworm and
Cause mortality.
Macrobrachium rosenbergii (Macrobrachium rosenbergii) also known as Malaysian prawn, the long-armed prawn of fresh water, are one
The large-scale fresh water shrimp of kind, has many advantages, such as that growth is fast, feeding habits are wide, the full of nutrition and culture-cycle is short.Macrobrachium rosenbergii suitable growth
Water temperature is 24-30 DEG C, the culture-cycle about 3-5 month, and main cultural method has Pond culture, mixed breeding, native pond greenhouse cultivation, continental rise
Cultivation etc..It is pool cultivated that land-base cultivation refers mainly to continental rise greenhouse cement, is largely promoted in recent years, advantage has: 1.
There is higher unit independence, can avoid being influenced in breeding process by disease spread, the introduction and conservation especially suitable for original seed；
2. water temperature can appropriate regulation, can extend be suitable for cultivation time, obtain the commercial sized prawn of big specification.However, special in the breeding process
It is not the early metaphase of cultivation, what it is due to environment is suitable for that will cause filamentous algae or a large amount of of Enteromorpha in aquaculture pond to break out, and is endangered
Have: 1. cause shrimp ponds transparency to increase, water body dissolved oxygen reduces, and biological feed is deficient, are unfavorable for shrimp growth；2. Macrobrachium rosenbergii is wound
Wherein, it causes death；3. the problems such as generating toxin, corrupt water quality, leads to Macrobrachium rosenbergii mortality.And used medical treatment both
It not environmentally may cause medicament residue again.
Therefore, the continental rise greenhouse cement pit for carrying out Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii is raised together, and Scatophagus argus (Linnaeus) biological characteristics are given full play to
Property and the advantages of land-base cultivation Macrobrachium rosenbergii, both evade the unfavorable factor during breeding production, become improve Scatophagus argus (Linnaeus) and
The key technology of Macrobrachium rosenbergii cultivation survival rate and yield.
Summary of the invention
The object of the present invention is to provide the polyculture methods of Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii in a kind of continental rise greenhouse cement pit.
Technical solution of the present invention include put in a suitable place to breed it is preceding prepare, the putting in a suitable place to breed of Luo pond crayfish fries, the putting in a suitable place to breed of Scatophagus argus (Linnaeus), daily pipe
Reason, harvesting harvest 5 steps；It is characterized in that selection continental rise cement pit, bow-shaped ring top is arranged in top, and top covers transparent heat insulating modeling
Expect film, and cover the shade film of tunable optical, form continental rise greenhouse cement pit, cement pool area is 150-200m2, depth of water 1.2-
1.5m, 0.3/m of gas stone density2, continuous charge, to rise, spray is advisable, and discharge outlet setting is higher than the same bore of water face depth
PVC intubation with holes, and the anti-escape leather strap net of 15 mesh is covered in intubation, 60 mesh sieve tulles bag of muzzle of intaking first uses the permanganic acid of 50ppm
Potassium solution carries out full pool spilling head, and bottom of pond stays water 20cm to impregnate 30 minutes, after rinsing well, then the formalin for being 1:15 with volume ratio
The full pond of solution is spraying, cleans and dries after 2 days, puts water inlet 1/2 in first 1 week in a suitable place to breed, and water source is through the disinfection of 1ppm C5H6Br2N2O2 1 day or more
Fresh water, the food organisms density such as cladocera reaches 1-2/mL or more in water body after 1 week, is ready for Luo pond crayfish fries at this time and puts
It supports；Luo pond crayfish fries (1.0-1.5cm) are transported using oxygen bag, are put in a suitable place to breed within 1 DEG C of the temperature difference, breeding density 150-200 tail/m2,
Oxygen bag will be first not switched on to adapt in cement water 30 minutes, oxygen packet is then opened and slowly add water into oxygen bag,
After shrimp seedling adapts to water, shrimp seedling is poured into pond, added water 1/4 to Man Chi every 1 day later；Macrobrachium rosenbergii body length reaches 3-
When 4cm, Scatophagus argus (Linnaeus) is put in a suitable place to breed, specification is 150-200g/ tail, and breeding density is 1 tail/m2, with water shipment Scatophagus argus (Linnaeus) put in a suitable place to breed when to
Shipment bucket slowly fills water, is put into pond after fish adapts to, and it is 6-8 tail/15L that transferring barrel, which transports density, needs to use before putting in a suitable place to breed
The drug dipping bath that the formalin of 30-50ppm carries out Scatophagus argus (Linnaeus) 1-2 hours sterilizes；The daily pipe of Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii
Reason includes temperature control control light, changes water, sediment upturning, feedstuff feeding, and cultivation early stage (mid-June mid-May -) closes greenhouse gable, conveniently
It closes the door, does not cover shade film, gable, door are opened in cultivation mid-term (mid-September mid-June -), increase ventilation, cover the shade of half storehouse
Film, cultivation later period (November mid-September -) close gable, shut the door after you, and keep half storehouse shade film, changing water water source is through 1ppm bis-
The disinfection of bromine glycolylurea 1 day or more fresh water, changing water frequency is that 1 times a week, each quantity of exchanged water is 1/2, if in the Macrobrachium rosenbergii monoculture phase
Between filamentous algae or Enteromorpha largely break out, put in a suitable place to breed to increase within 2-3 days after Scatophagus argus (Linnaeus) and change water frequency and quantity of exchanged water, increase to 2 times a week, often
Secondary quantity of exchanged water 2/3 only adheres to dark old algae or Enteromorpha until the fresh and tender filamentous algae of water body or Enteromorpha are rare on gas tube,
When noon on filamentous algae or Enteromorpha without bubbling through the water column, recovery normally changes water frequency, until cultivating the later period, changes within every 10 days water 1 time, every time
Quantity of exchanged water 1/3 carries out 1 sediment upturning, sediment upturning step if cultivation mid-term causes water quality to degenerate due to filamentous algae or Enteromorpha are largely broken out
Are as follows: prepare 2, new pond, 1 is sort operation pond, and 1 is the new pond of cultivation, and sterilization method is same as above before new pond is put in a suitable place to breed, into after full water
Spare when identical as former water temperature, the net cage for being respectively used to temporarily feeding Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii, net cage are placed in sort operation pond
Be made of leather strap net, specification is 1.8m × 1.2m × 0.4m, then carry out seine operation and remove Scatophagus argus (Linnaeus), when seine drain to
The 30cm depth of water is drawn in the net using the full pond of the polythene net of 1.5cm mesh, back and forth each Scatophagus argus (Linnaeus) for drawing an extensible 80%-90% of net,
The Scatophagus argus (Linnaeus) of removal is placed in spare in the net cage of sort operation pond, and seine operation is preferably light and slow, reduce to the agitation of aquaculture pond substrate and
Macrobrachium rosenbergii stress influence, after Scatophagus argus (Linnaeus) removes, using drainage will Macrobrachium rosenbergii collect sorting after plough under the new pond of cultivation, sieve
Family name pond crayfish is collected using mesh bag made of leather strap net, mesh bag two open ends, and one is pricked in discharge outlet, and plastic lining film, and one
Jag is released convenient for the shrimp of collection, and band water pours into transferring barrel, at this time also brings filamentous algae or Enteromorpha together into bucket, band water
It is transported in the net cage in sorting pond, putting shrimp density is 5000-8000 tail/net cage, has been collected to former pond shrimp, bottom of pond ENDING CREDITS fish
Afterwards, the sorting of shrimp and filamentous algae or Enteromorpha in net cage is carried out, sorting is few by shrimp and the mixture of filamentous algae or Enteromorpha using dredger
Most of filamentous algae or Enteromorpha are separated by hand, the shrimp isolated are placed in new net cage as in big foot washing basin by amount fishing, wait divide
After picking counting, it is transported to together with Scatophagus argus (Linnaeus) in the new pond of cultivation and continues to cultivate, by the way of feedstuff feeding is fed using full pond,
Feed table according to Macrobrachium rosenbergii Individual Size feeds the compound feed for Macrobrachium rosenbergii of 2 corresponding partial sizes daily at setting 1 in pond,
Time is 8:00,16:00, and daytime, according to food situation, appropriate increase and decrease feeding amount was not thrown specially every 2 hours inspection feed tables
Feed money fish meal；To November, water temperature drop carries out harvesting harvest, prepares new pond and difference before harvesting to 18 DEG C or so for cultivation
For temporarily supporting Scatophagus argus (Linnaeus) and sorting the net cage of Macrobrachium rosenbergii, carried out after being drawn in the net 1 time using the polythene net elder generation half pond of 1.5cm mesh
Full pond seine, the Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii that net obtains first wherein Scatophagus argus (Linnaeus) sorting will be transported in net cage and temporarily support, then by Roche natural pond
Shrimp is transported to net cage, transports band water and operates, back and forth each Scatophagus argus (Linnaeus) for drawing an extensible 80%-90% of net, seine later until
Until net obtains a small amount of Macrobrachium rosenbergii, ENDING CREDITS fish and Macrobrachium rosenbergii are collected using drainage, method is operated with above-mentioned sediment upturning,
The Scatophagus argus (Linnaeus) of harvesting harvest can increase weight 50g compared with when putting in a suitable place to breed, reach listing specification, Macrobrachium rosenbergii reaches listing specification, the two
List marketing may be selected or carry out overwintering cultivation as standby parent.
Outstanding feature of the invention is: 1) feeding habits of filamentous algae and Enteromorpha, bionomic control Roche natural pond are fond of using Scatophagus argus (Linnaeus)
Filamentous algae or Enteromorpha are broken out in shrimp ponds, the cultivation survival rate of Macrobrachium rosenbergii have not only been improved but also environmentally friendly, with medical treatment phase
Than avoiding the influence that drug grows Macrobrachium rosenbergii and survives, largely row changes water caused by reducing due to using drug, saves
Drug and cost of labor are saved；2) Scatophagus argus (Linnaeus) of 150-200g/ tail specification is standby parent, this stage ingests, it is vigorous to grow,
In the about 2 months periods that ecological management Macrobrachium rosenbergii aquaculture pond filamentous algae and Enteromorpha are broken out, do not feed artifical compound feed, only with
Filamentous algae and Enteromorpha are food, therefore, reduce aquaculture cost, while improving food nutrition structure, be conducive to gonad development, after
The development of phase parent culture and artificial propagation；3) monoculture Scatophagus argus (Linnaeus) has the not active habit of cluster, and small melonworm of outburst etc. is easily concentrated to post
Infested disease, mixed with Macrobrachium rosenbergii, because Macrobrachium rosenbergii has land occupation habit, activity space has conflict, so that Scatophagus argus (Linnaeus) increases
Amount of exercise obtains parasitic disease probability and substantially reduces, and sterilizes during cultivation without using formaldehyde dipping bath；4) aquaculture pond is taken full advantage of
Space improves water body utilization rate, under conditions of not increasing input, can make the Scatophagus argus (Linnaeus) getting fat weight gain of investment, improve life
Produce efficiency and economic benefit；5) Macrobrachium rosenbergii land-base cultivation early metaphase is solved, when breaking out filamentous algae or Enteromorpha, shrimp seedling is small, turns over
The big technical problem of pond operation difficulty, it is long to sediment upturning after larger specification after shrimp seedling, improve shrimp seedling sediment upturning survival rate；6) this method
It is easy to operate, it is easy to receive and promote.
Specific embodiment
Production technology of the present invention includes the following steps:
1, put preceding preparation in a suitable place to breed: bow-shaped ring top is arranged in selection continental rise cement pit, top, and it is thin that top covers transparent heat insulating plastics
Film, and the shade film of tunable optical is covered, continental rise greenhouse cement pit is formed, cement pool area is 150-200m2, depth of water 1.2-
1.5m, 0.3/m of gas stone density2, continuous charge, to rise, spray is advisable, and discharge outlet setting is higher than the same bore of water face depth
PVC intubation with holes, and the anti-escape leather strap net of 15 mesh is covered in intubation, 60 mesh sieve tulles bag of muzzle of intaking first uses the permanganic acid of 50ppm
Potassium solution carries out full pool spilling head, and bottom of pond stays water 20cm to impregnate 30 minutes, after rinsing well, then it is water-soluble with the formaldehyde of 1:15 (volume)
The full pond of liquid is spraying, cleans and dries after 2 days, puts water inlet 1/2 in preceding 1 week in a suitable place to breed, and water source is light through the disinfection of 1ppm C5H6Br2N2O2 1 day or more
Water, the food organisms density such as cladocera reaches 1-2/mL or more in (mid-May) water body after 1 week, is ready for Roche natural pond at this time
Shrimp seedling is put in a suitable place to breed；
2, Luo pond crayfish fries are put in a suitable place to breed: Luo pond crayfish fries (1.0-1.5cm) are transported using oxygen bag, are put in a suitable place to breed within 1 DEG C of the temperature difference,
Breeding density 150-200 tail/m2, will first be not switched on oxygen bag and be adapted in cement water 30 minutes, it is slow then to open oxygen packet
Slowly water is added into oxygen bag, after shrimp seedling adapts to water, shrimp seedling is poured into pond, later every 1 day plus water 1/4 to completely
Pond；
3, Scatophagus argus (Linnaeus) is put in a suitable place to breed: when Macrobrachium rosenbergii body length reaches 3-4cm, putting Scatophagus argus (Linnaeus) in a suitable place to breed, specification is 150-200g/ tail, is put
Supporting density is 1 tail/m2, water is slowly filled to shipment bucket when the Scatophagus argus (Linnaeus) with water shipment is put in a suitable place to breed, is put into pond after fish adapts to,
It is 6-8 tail/15L that transferring barrel, which transports density, needs to carry out Scatophagus argus (Linnaeus) 1-2 hours using the formalin of 30-50ppm before putting in a suitable place to breed
Drug dipping bath disinfection；
4, daily management: the daily management of Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii mainly includes temperature control control light, changes water, sediment upturning, feed
It feeds, cultivation early stage (mid-June mid-May -) closes greenhouse gable, shuts the door after you, and does not cover shade film, cultivates mid-term (June
Mid-September in the middle ten days -) gable, door are opened, increase ventilation, cover half storehouse shade film, mountain is closed in cultivation later period (November mid-September -)
Wall is shut the door after you, and half storehouse shade film is kept, and changing water water source is the fresh water through the disinfection of 1ppm C5H6Br2N2O2 1 day or more, normally changes water
Frequency is that 1 times a week, each quantity of exchanged water is 1/2, if filamentous algae or Enteromorpha are largely broken out during Macrobrachium rosenbergii monoculture, puts gold in a suitable place to breed
Increase within 2-3 days after money fish and change water frequency and quantity of exchanged water, increases to 2 times a week, each quantity of exchanged water 2/3, until the fresh and tender silk of water body
Shape algae or Enteromorpha are rare, only adhere to dark old algae or Enteromorpha on gas tube, and noon on filamentous algae or Enteromorpha without bubbling through the water column
When, recovery normally changes water frequency, until in the cultivation later period, change water 1 time, each quantity of exchanged water 1/3 for every 10 days, if cultivation mid-term is because of filamentous algae
Or Enteromorpha largely breaks out and water quality is caused to degenerate, and carries out 1 sediment upturning, sediment upturning step are as follows: prepares 2, new pond, 1 is sort operation
Pond, 1 to cultivate new pond, sterilization method is same as above before new pond is put in a suitable place to breed, into full water after it is spare when identical as former water temperature, sorting is grasped
Make pond and place several net cages to be made for temporarily feeding Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii, net cage of leather strap net, specification be 1.8m × 1.2m ×
0.4m then carries out seine operation and removes Scatophagus argus (Linnaeus), and when seine drains to the 30cm depth of water, using the polythene net of 1.5cm mesh
Full pond seine, each Scatophagus argus (Linnaeus) for drawing an extensible 80%-90% of net, the Scatophagus argus (Linnaeus) of removal are placed in the net cage of sort operation pond back and forth
Spare, seine operation is preferably light and slow, reduce to the agitation of aquaculture pond substrate and Macrobrachium rosenbergii stress influence, after Scatophagus argus (Linnaeus) removes,
The new pond of cultivation is ploughed under after Macrobrachium rosenbergii is collected sorting using drainage, Macrobrachium rosenbergii is collected using mesh bag made of leather strap net,
Mesh bag two open ends, one is pricked in discharge outlet, and plastic lining film, a jag, is released convenient for the shrimp of collection, when shrimp is collected into
After certain amount, band water is poured into transferring barrel, at this time also brings filamentous algae or Enteromorpha together into bucket, and band Spinal Cord Oedema is to sorting pond
Net cage in, put shrimp density be 5000-8000 tail/net cage, after former pond shrimp, bottom of pond ENDING CREDITS fish have been collected, progress net cage
The sorting of interior shrimp and filamentous algae or Enteromorpha, sorting are fished out the mixture of shrimp and filamentous algae or Enteromorpha on a small quantity as big foot using dredger
In basin, most of filamentous algae or Enteromorpha are separated by hand, the shrimp isolated is placed in new net cage, counting to be sorted finishes
Afterwards, it is transported to together with Scatophagus argus (Linnaeus) in the new pond of cultivation and continues to cultivate, by the way of feedstuff feeding is fed using full pond, 1 is arranged in pond
Locate feed table and the compound feed for Macrobrachium rosenbergii of 2 corresponding partial sizes fed, the time 8 according to Macrobrachium rosenbergii Individual Size daily:
00,16:00, daytime, according to food situation, appropriate increase and decrease feeding amount did not fed Scatophagus argus (Linnaeus) specially every 2 hours inspection feed tables
Feed；
5, harvesting harvests: to November, water temperature drop carries out harvesting harvest to 18 DEG C or so for cultivation, prepare before harvesting new pond,
Several temporarily feeding Scatophagus argus (Linnaeus)s and the net cage for sorting Macrobrachium rosenbergii, are carried out after being drawn in the net 1 time using the polythene net elder generation half pond of 1.5cm mesh
Full pond seine, the Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii that net obtains first wherein Scatophagus argus (Linnaeus) sorting will be transported in net cage and temporarily support, then by Roche natural pond
Shrimp is transported to net cage, transports band water and operates, back and forth each Scatophagus argus (Linnaeus) for drawing an extensible 80%-90% of net, seine later until
Until net obtains a small amount of Macrobrachium rosenbergii, ENDING CREDITS fish and Macrobrachium rosenbergii are collected using drainage, method is operated with above-mentioned sediment upturning,
The Scatophagus argus (Linnaeus) of harvesting harvest can increase weight 50g compared with when putting in a suitable place to breed, reach listing specification, Macrobrachium rosenbergii reaches listing specification, the two
List marketing may be selected or carry out overwintering cultivation as standby parent.
Claims (2)
1. the continental rise greenhouse cement pit polyculture method of a kind of Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii, including put preceding preparation, Luo pond crayfish fries in a suitable place to breed
Put in a suitable place to breed, the putting in a suitable place to breed of Scatophagus argus (Linnaeus), daily management, harvesting harvest 5 steps；It is characterized in that selection continental rise cement pit, top setting
Bow-shaped ring top, top covers transparent heat insulating plastic film, and covers the shade film of tunable optical, forms continental rise greenhouse cement pit, water
Mud sump area is 150-200m2, depth of water 1.2-1.5m, 0.3/m of gas stone density2, continuous charge, discharge outlet setting is higher than water
The same bore of face depth PVC intubation with holes, and the anti-escape leather strap net of 15 mesh is covered in intubation, 60 mesh sieve tulles bag of muzzle of intaking first is used
The liquor potassic permanganate of 50ppm carries out full pool spilling head, and bottom of pond stays water 20cm to impregnate 30 minutes, after rinsing well, then uses volume ratio
It is spraying for the full pond of formalin of 1:15, it cleans and dries after 2 days, put water inlet 1/2 in first 1 week in a suitable place to breed, water source is through 1ppm dibromo sea
Because of disinfection 1 day or more fresh water, cladocera food organisms density reached 1-2/mL or more in water body after 1 week, was ready at this time
Luo pond crayfish fries are put in a suitable place to breed；Luo pond crayfish fries are transported using oxygen bag, are put in a suitable place to breed within 1 DEG C of the temperature difference, breeding density 150-200 tail/m2,
Oxygen bag will be first not switched on to adapt in cement water 30 minutes, oxygen packet is then opened and slowly add water into oxygen bag,
After shrimp seedling adapts to water, shrimp seedling is poured into pond, added water 1/4 to Man Chi every 1 day later；Macrobrachium rosenbergii body length reaches 3-
When 4cm, Scatophagus argus (Linnaeus) is put in a suitable place to breed, specification is 150-200g/ tail, and breeding density is 1 tail/m2, with water shipment Scatophagus argus (Linnaeus) put in a suitable place to breed when to
Shipment bucket slowly fills water, is put into pond after fish adapts to, and it is 6-8 tail/15L that transferring barrel, which transports density, needs to use before putting in a suitable place to breed
The drug dipping bath that the formalin of 30-50ppm carries out Scatophagus argus (Linnaeus) 1-2 hours sterilizes；The daily pipe of Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii
Reason includes temperature control control light, changes water, sediment upturning, feedstuff feeding, and cultivation early stage closing greenhouse gable shuts the door after you, do not cover shade film,
It cultivates mid-term and opens gable, door, increase ventilation, shade film in capping half storehouse, and the cultivation later period closes gable, shuts the door after you, and keeps partly
Shade film in storehouse, and changing water water source is the fresh water through the disinfection of 1ppm C5H6Br2N2O2 1 day or more, and changing water frequency is 1 times a week, to change water every time
Amount is 1/2, until in the cultivation later period, change water 1 time, each quantity of exchanged water 1/3 for every 10 days, if cultivation mid-term is largely sudden and violent because of filamentous algae or Enteromorpha
It sends out and water quality is caused to degenerate, carry out 1 sediment upturning, sediment upturning step are as follows: prepare 2, new pond, 1 is sort operation pond, and 1 is cultivation
New pond, new pond put in a suitable place to breed before sterilization method be same as above, into full water after it is spare when identical as former water temperature, sort operation pond placement it is several
Net cage is made for temporarily feeding Scatophagus argus (Linnaeus) and Macrobrachium rosenbergii, net cage of leather strap net, and specification is 1.8m × 1.2m × 0.4m, then carries out
Seine operation removes Scatophagus argus (Linnaeus), and when seine drains to the 30cm depth of water, is drawn in the net using the full pond of the polythene net of 1.5cm mesh, back and forth
Each Scatophagus argus (Linnaeus) for drawing an extensible 80%-90% of net, the Scatophagus argus (Linnaeus) of removal are placed in spare in the net cage of sort operation pond, seine operation
It is preferably light and slow, reduce to the agitation of aquaculture pond substrate and Macrobrachium rosenbergii stress influence, after Scatophagus argus (Linnaeus) removes, using drainage by sieve
Family name pond crayfish ploughs under the new pond of cultivation after collecting sorting, and Macrobrachium rosenbergii, which is collected, uses mesh bag made of leather strap net, mesh bag two open ends, and one
Head is pricked in discharge outlet, and plastic lining film, a jag, is released convenient for the shrimp of collection, after shrimp is collected into certain amount, band water
It pours into transferring barrel, at this time also brings filamentous algae or Enteromorpha together into bucket, in the net cage with Spinal Cord Oedema to sorting pond, it is close to put shrimp
Degree is 5000-8000 tail/net cage, after former pond shrimp, bottom of pond ENDING CREDITS fish have been collected, carries out shrimp and filamentous algae or waterside in net cage
The sorting of tongue fur, sorting is fished out the mixture of shrimp and filamentous algae or Enteromorpha on a small quantity as in big foot washing basin using dredger, by hand by big portion
Divide filamentous algae or Enteromorpha separation, the shrimp isolated is placed in new net cage, after counting to be sorted, is turned together with Scatophagus argus (Linnaeus)
It is transported in the new pond of cultivation and continues to cultivate, by the way of feedstuff feeding is fed using full pond, feed table at 1 is set, according to Roche in pond
Pond crayfish Individual Size feeds the compound feed for Macrobrachium rosenbergii of 2 corresponding partial sizes daily, and time 8:00,16:00, daytime is every 2
Hour checks feed table, appropriate to increase and decrease feeding amount according to food situation, does not feed money fish meal specially；It cultivates to November, water
Temperature drops to 18 DEG C, carries out harvesting harvest, prepares new pond before harvesting and is respectively used to temporarily feeding Scatophagus argus (Linnaeus) and sorts Macrobrachium rosenbergii
Net cage carries out full pond seine after drawing in the net 1 time using the polythene net elder generation half pond of 1.5cm mesh, the Scatophagus argus (Linnaeus) and Roche natural pond that net obtains
Shrimp first wherein Scatophagus argus (Linnaeus) sorting will be transported in net cage and temporarily support, then Macrobrachium rosenbergii is transported to net cage, transport band water and operate,
Each Scatophagus argus (Linnaeus) for drawing an extensible 80%-90% of net back and forth, seine is until net obtains a small amount of Macrobrachium rosenbergii later, using draining
Method collects ENDING CREDITS fish and Macrobrachium rosenbergii, and method is operated with above-mentioned sediment upturning.
2. the continental rise greenhouse cement pit polyculture method of a kind of Scatophagus argus (Linnaeus) according to claim 1 and Macrobrachium rosenbergii, feature
If being that filamentous algae or Enteromorpha are largely broken out during Macrobrachium rosenbergii monoculture, increase in 2-3 days is changed water frequency and is changed after putting Scatophagus argus (Linnaeus) in a suitable place to breed
Water increases to 2 times a week, each quantity of exchanged water 2/3, until the fresh and tender filamentous algae of water body or Enteromorpha are rare, on gas tube only
Adhere to dark old algae or Enteromorpha, when noon on filamentous algae or Enteromorpha without bubbling through the water column, restores normally to change water frequency.
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| CN107173266A (en) * | 2017-05-03 | 2017-09-19 | 上海市水产研究所 | Macrobrachium rosenbergii set supports the ecological cultivation method of Scatophagus argus (Linnaeus) parent |
| CN107751052A (en) * | 2017-11-08 | 2018-03-06 | 广西沙田仙人滩农业投资有限公司 | A kind of warmhouse booth high-yield and high-efficiency fish-cultivating method |
| CN108719155A (en) * | 2018-05-29 | 2018-11-02 | 广西壮族自治区水产科学研究院 | A kind of method of paddy field aquaculture Macrobrachium rosenbergii |
| CN108739548A (en) * | 2018-06-25 | 2018-11-06 | 广东海洋大学 | A kind of method that cultivating pool moss is removed in litopenaeus vannamei feeding process |
| CN115039726B (en) * | 2022-07-25 | 2023-04-25 | 中国水产科学研究院淡水渔业研究中心 | Floating net fishing device and method for mixedly culturing hilsa herring and macrobrachium rosenbergii in greenhouse soil pond |
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