CN103583431B - Method for mainly culturing yellow catfishes and carrying out polyculture on other feeding fishes in pond - Google Patents

Method for mainly culturing yellow catfishes and carrying out polyculture on other feeding fishes in pond Download PDF

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Publication number
CN103583431B
CN103583431B CN201310554849.9A CN201310554849A CN103583431B CN 103583431 B CN103583431 B CN 103583431B CN 201310554849 A CN201310554849 A CN 201310554849A CN 103583431 B CN103583431 B CN 103583431B
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yellow cartfish
feeding
pond
yellow
fish
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CN103583431A (en
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邓闵
何绪刚
董加沙
谢从新
李大鹏
张敏
王春芳
周琼
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Huazhong Agricultural University
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Huazhong Agricultural University
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    • 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 belongs to the technical field of aquaculture, and relates to a method for mainly culturing yellow catfishes and carrying out polyculture on other feeding fishes in a pond. The method is characterized in that a new netting method is designed, various feeding fishes can be cultured in the yellow-head catfish main culturing pond in a polyculture mode according to local conditions, and the unit culturing efficiency of the yellow-head catfish main culturing pond can be improved greatly. The method mainly includes the steps that a purse net is erected in front of a main fish, namely the yellow-head catfish, feeding machine according to the feeding area covered by the feeding machine; preferentially, 80% bait fed by the feeding machine can fall in a region surrounded by the purse net under the breezeless condition, wherein the purse set is made of polyethylene, and is 60m in length, 4m in height and 4cm in mesh, dense-net cylindrical polyethylene net pieces are sewn at the bottom of the purse net, the diameter of each dense net piece is 6cm, cobblestone are arranged in the dense net pieces as sinkers, the purse net is fixed into a closed circle through bamboo poles, the foot line reaches bottom mud, and the head line is exposed of the water surface by 80-100cm. The invention further provides a coordinated culturing mode and a specific method.

Description

Farmed as Main Species in Ponds yellow cartfish is raised together with other and eats feeding fish method
Technical field
The invention belongs to technical field of aquaculture, be specifically related to a kind of Farmed as Main Species in Ponds yellow cartfish and raise together with other and eat feeding fish method.
Background technology
Yellow cartfish aquaculture model is varied.At present comparatively ripe, apply and wider to support and several mode such as net cage monoculture for pond fish farming, pond cover.Yellow cartfish cover is supported and is mainly carried out in four large Chinese carp adult fish ponds or shrimp crab, soft-shelled turtle pond, and stocking rate is no more than 4500 tails/hm 2, per unit area yield is lower.Yellow cartfish intensive culture pattern mainly contains Pond culture, or support the foster silver carp of cover in pond to filter food algae yellow cartfish master, also have and support the foster a small amount of Shelled Turtle Trionyx Sinensis of cover in pond to obtain higher economic benefit yellow cartfish master, the Shelled Turtle Trionyx Sinensis that cover is supported does not strive food with yellow cartfish, not throw something and feed specially feed yet, only utilize the residual bait of yellow cartfish or pond Natural bait resources, therefore overlap foster Shelled Turtle Trionyx Sinensis rare numbers.Have no up to now yellow cartfish master support pond polyculture other eat feeding fish research report.What main cause was to raise together with eat feeding fish can fight for feed with yellow cartfish.Yellow-head catfish feed protein content is high, and price is also high, eats feeding fish and robs food, then can reduce the due transformation benefit of yellow-head catfish feed if be worth not high other.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the present invention needs the problem solved, and is in same breeding water body, eat feeding fish fight for yellow-head catfish feed problem, thus affects yellow cartfish Zhu Yang pond unit cultivation efficiency.
Solving key technology of the present invention is enclose mode with a kind of new net, pond yellow cartfish master is supported can suit measures to local conditions cover to support and variously eat feeding fish, pond culture capacity (i.e. pond waters and various food resource) is fully utilized, significantly can improves yellow cartfish Zhu Yang pond unit cultivation efficiency.
The invention provides culture model to be applicable to fishing breeding pond, yellow cartfish seed rearing stage and adult fish culture stage and all can to use.
The present invention is achieved through the following technical solutions:
Farmed as Main Species in Ponds yellow cartfish raises together with the method that other eats feeding fish, comprises that pond arranges, pond disinfection and base manure is used and Nutrition Management; Concrete steps are as follows:
(1) pond arranges, sterilizes and fertilising: cultivating pool is cleaned up the pond in the clear Chi Gu ridge in winter, removes too much mud, and ridge height is 2-3m, by Exposure to Sunlight frost, bed mud is chapped, promote organic oxidation in bed mud, late Febuary water inlet 10cm, uses quicklime 75-100kg/666M 2or chlorine bleach powder 10kg/666M 2thorough disinfection, kills harmful organisms and pathogenic bacteria and parasite, 30cm of intaking after 10 days, every 666M 2the water surface is executed the organic manure 100-200kg or superphosphate 15kg(that becomes thoroughly decomposed and is put yellow cartfish seed in a suitable place to breed after mono-week);
(2) purse seine is arranged: in main kind of a yellow cartfish device for feeding fish bait front erection purse seine of breeding fish, and the bait more than 80% that device for feeding fish bait under calm condition is launched falls into the region that purse seine surrounds and is advisable; Purse seine material is polyethylene, and long 60m, high 4m, mesh are 4cm, makes the cylindric polyethylene mesh sheet of close net bottom purse seine, close mesh sheet diameter 6cm, in it, filling cobblestone is as sinker, and purse seine bamboo pole is fixed into closed circle, infraclass enters bed mud, the exaggerated 80-100cm that surfaces of purse seine;
(3) device for feeding fish bait is arranged: each cultivating pool arranges two device for feeding fish baits, and one is the main special device for feeding fish bait of yellow cartfish of breeding fish, and another is for raising together with the special device for feeding fish bait of fish, and two device for feeding fish baits are positioned opposite on limit, pond;
(4) yellow cartfish seed rearing and adult fish culture:
1) cultivation of yellow cartfish seed
Cultivating pool water-storage depth is more than 1.5m, and within after Water filling fertilizing 7-9 days, throw in the yellow cartfish seed of hatching 8 age in days, throwing in density is every 666M 21.5-2 ten thousand tail, full pool spilling head soya-bean milk, promotes plankton breeding in pond, every 666M 2water surface for aquaculture soya bean every day consumption is 1kg; Cultivate after 15-20 days and obtain the long yellow cartfish summer sporelings (of laminaria) of 2-3cm, again yellow cartfish summer sporelings (of laminaria) feeding patterns is changed into and establish a food platform along pond bank every 20-30m, food platform is arranged at below water surface 30cm place, food platform is placed with the soft-shelled turtle powdery compound feed (purchased from Zhejiang Zhong great feed corporation,Ltd) that protein content is 44%, and consumption is 3-5kg/666M 2; Start to throw something and feed in latter 15 days and reduce food number of units amount gradually, and increase daily ration, feeding quantity near device for feeding fish bait, induction yellow cartfish summer sporelings (of laminaria) is to device for feeding fish bait bait throwing in region clustering; When yellow cartfish summer sporelings (of laminaria) grows to every tail 4-6g, to throw something and feed yellow cartfish No. 1 puffing granule compound feed (purchased from Yueyang Xin Hong feed corporation,Ltd), daily ration of feeding is the 2-5% of yellow cartfish body weight, divide and sooner or later throw something and feed for twice, eat in 2 hours with bait throwing in and be advisable, cultivating made yellow cartfish body weight reach 20-30g/ tail after 120-150 days, i.e. large gauge yellow cartfish fingerling;
2) Yellow cartfish adult cultivation: the large gauge yellow cartfish fingerling of step 1) gained was rendered to Yellow cartfish adult culturing pool at the beginning of 3 months, uses 4-5ml/m before putting in a suitable place to breed 3compound iodine solution dipping bath yellow cartfish fingerling 20min carry out external sterilization, controlling the cultivation density of yellow cartfish is 10,000 tails/666M 2;
Within under large gauge yellow cartfish fingerling behind pond second day, start to carry out taming and dociling food, step is: a yellow cartfish No. 1 puffing granule compound feed of respectively throwing something and feeding before sunrise and after the sunset every day, and feeding volume is the 2-5% of yellow cartfish stocking rate, tames and dociles food and extends the bait throwing in time in early days; When yellow cartfish body weight grows to 50-60g/ tail, change yellow cartfish No. 2 puffing granule compound feeds (purchased from Yueyang Xin Hong feed corporation,Ltd) of throwing something and feeding into until harvesting listing;
(5) daily management
Photosynthetic bacteria culture solution is utilized to regulate and control the water quality of cultivating pool, every 666M 2the formula of photosynthetic bacteria culture solution is: photosynthetic bacteria culture medium pulvis 88g, photosynthetic bacteria liquid 4kg, salt 560g, aeration running water 16kg;
By 80-100g/666M 2the full pond of aqueous solution of chlorine dioxide splash, cultivation the later stage sterilize in the bait throwing in region of yellow cartfish bleaching powder hanging bag;
The every 3000-5000M of pond culture area 2configuration 1.5kW paddle aerator oxygenation (method regulating oxygenation is conventional method), regulating water quality, prevent breeding water body anoxic (technical parameter and the method that detect the dissolved oxygen of water body are conventional method, and operate according to the operational manual of aerator, aerator is for being purchased conventional products);
(6) cultivation and the management of fish is raised together with
1) that puts cabrage 40-60g April every mu in a suitable place to breed raises together with silver carp 300 tail, with regulating water quality (utilizing biological Natural regulation);
2) raise together with fingerling to select flathead, grass carp, black carp, megalobrama amblycephala, stick up mouth Culter, the nearly red Culter of black tail, Shelled Turtle Trionyx Sinensis, perch, channel catfish, snakehead, sturgeon class, catfish class and long-snout catfish, specification should be greater than 150g/ tail, can not pass purse seine mesh; Raise together with total fish catches to control at 1000kg/666M 2in, the time of putting in a suitable place to breed is that yellow cartfish is tamed and dociled after food completes and puts in a suitable place to breed;
3) to throw something and feed when raising together with fingerling every morning 10 the 1st feed, feeding volume accounts for 40% of whole day feeding volume, to throw something and feed when afternoon 4 the 2nd feed, use the fingerling of feed depending on raising together with, such as: if raise together with grass carp, green fodder fence (method arranging fence is conventional method) can be set separately, be aided with green grass (for conventional water plants and pasture and water) feed, cultivation through 8-9 month obtains the Yellow cartfish adult that body weight is 100-150g, reaches harvesting requirement.
More detailed technical scheme is shown in " embodiment "
Accompanying drawing explanation
Fig. 1: the enclosure net structure schematic diagram that the present invention uses.
Fig. 2: the purse seine that the present invention uses is arranged and pond floor map.
The explanation of Reference numeral:
1. bamboo pole; 2. sinker; 3. polyethylene screen cloth; 4. yellow cartfish device for feeding fish bait; 5. purse seine; 6. aerator; 7. other fish device for feeding fish bait.
Embodiment
Embodiment 1
1. pond arranges, sterilizes and fertilising
Clean up the pond in pond, disinfect and to clean up the pond sterilization conventional method process according to aquaculture, and concrete steps are as described below:
In the clear Chi Gu ridge in winter, remove too much mud, ridge height 2-3m, Exposure to Sunlight frost, makes bed mud chap, and promotes oxidation operation in bed mud.Late Febuary water inlet 10cm, uses quicklime 75-100kg/666M 2or chlorine bleach powder 10kg/666M 2thorough disinfection, kills harmful organisms, pathogenic bacteria and parasite, 30cm of intaking after 10 days, every 666M 2the water surface executes the organic manure 100-200kg or phosphate fertilizer 15kg that becomes thoroughly decomposed, and puts yellow cartfish seed after one week in a suitable place to breed.
2. purse seine is arranged
In main kind of yellow cartfish device for feeding fish bait front erection purse seine (structure is shown in Fig. 1) of breeding fish, the bait more than 80% that device for feeding fish bait under calm condition is launched falls in purse seine enclosing region is advisable.Purse seine adopts the nodosity polythene net cloth of long 60m, high 4m, mesh 4cm to make, and hanging ratio is 0.6/0.8, and purse seine length suitably can increase and decrease according to the area of throwing something and feeding of device for feeding fish bait; Make the cylindric polyethylene mesh sheet of close net bottom purse seine, close mesh sheet diameter 6cm, in it, the sizeable cobblestone of filling is as sinker.Purse seine bamboo pole is fixed into closed circle, and infraclass enters bed mud (see figure 2).Exaggerated about the 80-100cm that surfaces of purse seine.
3. device for feeding fish bait is arranged
Pond generally arranges two device for feeding fish baits, and a yellow-head catfish feed of throwing something and feeding specially, another is thrown something and fed specially, and other raises together with fish feed.Two device for feeding fish baits are provided separately, and are generally opposite, pond and arrange (see figure 2).
4. yellow cartfish seed rearing and adult fish culture
(1) yellow cartfish seed rearing
The key of yellow cartfish seed rearing obtains sufficient open-mouthed bait and tames and dociles food artifical compound feed.Yellow cartfish seed rearing comprises fry rearing and two stages of nurture of fish fingerlings.Fry rearing is summer flower fry spray being cultivated into 2.5-3.5cm.Nurture of fish fingerlings is large size fingerling summer flower fry rearing being become 6-10cm.
Cultivating pool water-storage depth is more than 1.5m, and within after Water filling fertilizing 7-9 days, throw in the yellow cartfish seed of hatching 8 age in days, throwing in density is every 666M 21.5-2 ten thousand tail, full pool spilling head soya-bean milk, promotes plankton breeding in pond, every 666M 2water surface for aquaculture soya bean every day consumption is 1kg, suitably can increase and decrease according to pond life amount.Cultivate and within 15-20 days, obtain the long small dimension summer sporelings (of laminaria) of 2-3cm; Again yellow cartfish summer sporelings (of laminaria) feeding patterns is changed into and establish a food platform along pond bank every 20-30m, food platform is arranged at below water surface 30cm place, food platform is placed with the soft-shelled turtle powdery compound feed (purchased from Zhejiang Zhong great feed corporation,Ltd) that protein content is 44%, and consumption is 3-5kg/666M 2, every day on a small quantity repeatedly; Start to throw something and feed in latter 15 days and reduce food number of units amount gradually, and increase daily ration, feeding quantity near device for feeding fish bait, induction yellow cartfish summer sporelings (of laminaria) is to device for feeding fish bait bait throwing in region clustering; When yellow cartfish summer sporelings (of laminaria) grows to every tail 4-6g, can to throw something and feed yellow cartfish No. 1 puffing granule compound feed (purchased from Yueyang Xin Hong feed corporation,Ltd), throwing is raised and is followed " four is fixed " principle, day feeding rate is the 2%-5% of yellow cartfish body weight, divide and sooner or later throw something and feed for twice, specifically can according to the adjustment of the situation such as weather, water temperature, water quality, eat with yellow cartfish in bait throwing in 2 hours and be advisable.Generally through the cultivation of 120-150 days, the fingerling of yellow cartfish can grow to 20-30g/ tail, i.e. large gauge yellow cartfish fingerling.
(2) Yellow cartfish adult cultivation
The large gauge yellow cartfish fingerling cultivated was thrown at the beginning of 3 months, before putting in a suitable place to breed, uses 4-5ml/m 3compound iodine solution (purchased from Heng Daleiao bio tech ltd, Shanxi, aqua) dipping bath yellow cartfish fingerling 20min carry out external sterilization, controlling the cultivation density of yellow cartfish is 10,000 tails/666M 2, single step of releasing foot.Under large gauge yellow cartfish fingerling, pond starts to carry out taming and dociling food for second day, yellow cartfish happiness nocturnalism, select a yellow cartfish No. 1 puffing granule compound feed of respectively throwing something and feeding before sunrise and after the sunset every day, feeding volume is the 2-5% of yellow cartfish injected volume, tames and dociles the food early stage prolongation bait throwing in time; When yellow cartfish body weight grows to 50-60g/ tail, change yellow cartfish No. 2 puffing granule compound feeds (purchased from Yueyang Xin Hong feed corporation,Ltd) of throwing something and feeding into until the listing of yellow cartfish harvesting.
5. daily management
Emphasis pond water quality regulates and controls.Select fine day noon, be advisable for water temperature 20-32 DEG C, every 15 days full pool spilling heads photosynthetic bacteria microbial inoculum, every 666M 2the formula of photosynthetic bacteria culture solution is: photosynthetic bacteria culture medium pulvis (the positive Scientific and Technical Industry Co., Ltd in Chengdu three produces) 88g, photosynthetic bacteria liquid (production of Jiangxi scarecrow agriculture park) 4kg, salt 560g, aeration running water 16kg; Photosynthetic bacteria culture solution is placed in the good white polyethylene Plastic Drum of light transmittance, after plastic film sealing, logical light place cultivates, noon in summer should suitably shelter from heat or light, make temperature in bucket be no more than 40 DEG C, cultivate 3-7 days, open film and can smell slight stink, culture fluid becomes bronzing, namely obtains cultured photosynthetic bacteria microbial inoculum.
Emphasis is prevented and cured diseases.Monthly use the aqueous solution full pool spilling head of chlorine dioxide (purchased from Wuhan Xingwang Biological Technology Development Co., Ltd., pulvis), consumption is 80-100g/666M 2; The cultivation later stage sterilizes by bleaching powder hanging bag in the bait throwing in region of yellow cartfish.
Every day patrols the pool, according to yellow cartfish and raise together with fish amount and adjust feeding volume in time, feeds less or stop throwing something and feeding when weather worsens or the farming disease harms occurs; The every 3000-5000M of pond culture area 2setting up a 1.5kW paddle aerator (is the product that routine business is bought, by operation instructions operation), in good time oxygenation, regulating water quality, prevents anoxic (regulate and control method of oxygenation, the distribution situation reference aerator specification of the observation of associated technical parameters as dissolved oxygen in water body or the textbook, technical manual, science popularization works etc. of existing aquaculture class); Find that the dead fish of disease fish is pulled out in time, find the cause of disease, timely prevention and control.
6. raise together with cultivation and the management of fish
April every 666M 2that puts cabrage 40-60g in a suitable place to breed raises together with silver carp 300 tail, regulating water quality (utilizing the Natural regulation of biology culture);
According to the market demand, other are selected to raise together with object with suiting measures to local conditions.Be suitable for raising together with the kinds such as object comprises flathead, grass carp, black carp, megalobrama amblycephala, sticks up mouth Culter, the nearly red Culter of black tail, Shelled Turtle Trionyx Sinensis, perch, channel catfish, snakehead, sturgeon class, catfish class, long-snout catfish, raising together with fish specification should be greater than 150g/ tail, can not pass purse seine mesh.Raise together with total fish catches to control at 1000kg/666M 2in, the time of putting in a suitable place to breed of raising together with fish has been put in a suitable place to breed after the tame and docile food of yellow cartfish;
To throw something and feed when raising together with fingerling every morning 10 the 1st feed, feeding volume accounts for 40% of whole day feeding volume, to throw something and feed when afternoon 4 the 2nd feed, use the fingerling of feed depending on raising together with, if raise together with grass carp, green fodder fence (conventional method) can be set separately, be aided with the feed that green grass (conventional method) makes Some substitute.
6. harvesting
(1) yellow cartfish
Within 5-7 days before yellow cartfish harvesting, remove purse seine, seine is placed on limit, pond, side, yellow cartfish device for feeding fish bait opposite afternoon on the same day by harvesting in advance, draw in the net first 30 minutes yellow-head catfish feeds of throwing something and feeding, yellow cartfish is lured to combine in time ingesting in device for feeding fish bait bait throwing in region to start to draw in the net to surround and seize, and selects with a point fish sieve marketable fish list marketing reaching listing specification.
(2) other raises together with fishing for of fish
Due to yellow cartfish daylight stronger time less activity, harvesting other can select to draw in the net to fish for when daytime, solar radiation was strong when raising together with fish, now, yellow cartfish generally lives in seclusion at the bottom of pond, not easily surfs the Net.Therefore, draw in the net harvesting daytime when raising together with fish, a large amount of yellow cartfishs can not be fished for, on yellow catfish growing and survival rate impact very little.
(3) full pond is fished for
Can the pool be done to the end of the year, yellow cartfish is all fished for listing together with raising together with fish.

Claims (1)

1. Farmed as Main Species in Ponds yellow cartfish raises together with the method that other eats feeding fish, comprises that pond arranges, pond disinfection and base manure is used and Nutrition Management; It is characterized in that following steps:
(1) pond arranges, sterilizes and fertilising: cultivating pool is cleaned up the pond in the clear Chi Gu ridge in winter, removes too much mud, and ridge height is 2-3m, by Exposure to Sunlight frost, bed mud is chapped, promote organic oxidation in bed mud, late Febuary water inlet 10cm, uses quicklime 75-100kg/666m 2or chlorine bleach powder 10kg/666m 2thorough disinfection, kills pathogenic bacteria and parasite, 30cm of intaking after 10 days, every 666m 2the water surface executes the organic manure 100-200kg or superphosphate 15kg that becomes thoroughly decomposed, and puts yellow cartfish seed after one week in a suitable place to breed;
(2) purse seine is arranged: in main kind of a yellow cartfish device for feeding fish bait front erection purse seine of breeding fish, and the bait more than 80% that device for feeding fish bait under calm condition is launched falls into the region that purse seine surrounds and is advisable; Purse seine material is polyethylene, and long 60m, high 4m, mesh are 4cm, makes the cylindric polyethylene mesh sheet of close net bottom purse seine, close mesh sheet diameter 6cm, in it, filling cobblestone is as sinker, and purse seine bamboo pole is fixed into closed circle, infraclass enters bed mud, the exaggerated 80-100cm that surfaces of purse seine;
(3) device for feeding fish bait is arranged: each cultivating pool arranges two device for feeding fish baits, and one is the main special device for feeding fish bait of yellow cartfish of breeding fish, and another is for raising together with the special device for feeding fish bait of fish, and two device for feeding fish baits are positioned opposite on limit, pond;
(4) yellow cartfish seed rearing and adult fish culture:
1) cultivation of yellow cartfish seed
Cultivating pool water-storage depth is more than 1.5m, and within after Water filling fertilizing 7-9 days, throw in the yellow cartfish seed of hatching 8 age in days, throwing in density is every 666m 21.5-2 ten thousand tail, full pool spilling head soya-bean milk, promotes plankton breeding in pond, every 666m 2water surface for aquaculture soya bean every day consumption is 1kg; Cultivate after 15-20 days and obtain the long yellow cartfish summer sporelings (of laminaria) of 2-3cm, again yellow cartfish summer sporelings (of laminaria) feeding patterns is changed into and establish a food platform along pond bank every 20-30m, food platform is arranged at below water surface 30cm place, and food platform is placed with the soft-shelled turtle powdery compound feed that protein content is 44%, and consumption is 3-5kg/666m 2; Start to throw something and feed in latter 15 days and reduce food number of units amount gradually, and increase daily ration, feeding quantity near device for feeding fish bait, induction yellow cartfish summer sporelings (of laminaria) is to device for feeding fish bait bait throwing in region clustering; When yellow cartfish summer sporelings (of laminaria) grows to every tail 4-6g, to throw something and feed yellow cartfish No. 1 puffing granule compound feed, daily ration of feeding is the 2-5% of yellow cartfish body weight, divide and sooner or later throw something and feed for twice, eat in 2 hours with bait throwing in and be advisable, cultivating made yellow cartfish body weight reach 20-30g/ tail after 120-150 days, i.e. large gauge yellow cartfish fingerling;
2) Yellow cartfish adult cultivation: by step 1) the large gauge yellow cartfish fingerling of gained rendered to Yellow cartfish adult culturing pool at the beginning of 3 months, used 4-5ml/m before putting in a suitable place to breed 3compound iodine solution dipping bath yellow cartfish fingerling 20min carry out external sterilization, controlling the cultivation density of yellow cartfish is 10,000 tails/666m 2;
Within under large gauge yellow cartfish fingerling behind pond second day, start to carry out taming and dociling food, step is: a yellow cartfish No. 1 puffing granule compound feed of respectively throwing something and feeding before sunrise and after the sunset every day, and feeding volume is the 2-5% of yellow cartfish stocking rate, tames and dociles food and extends the bait throwing in time in early days; When yellow cartfish body weight grows to 50-60g/ tail, change yellow cartfish No. 2 puffing granule compound feeds of throwing something and feeding into until harvesting listing;
(5) daily management
Photosynthetic bacteria culture solution is utilized to regulate and control the water quality of cultivating pool, every 666m 2the formula of photosynthetic bacteria culture solution is: photosynthetic bacteria culture medium pulvis 88g, photosynthetic bacteria liquid 4kg, salt 560g, aeration running water 16kg;
By 80-100g/666m 2the full pond of aqueous solution of chlorine dioxide splash, cultivation the later stage sterilize in the bait throwing in region of yellow cartfish bleaching powder hanging bag;
The every 3000-5000m of pond culture area 2the oxygenation of a configuration 1.5kW paddle aerator, regulating water quality, prevents breeding water body anoxic;
(6) cultivation and the management of fish is raised together with
1) that puts cabrage 40-60g April every mu in a suitable place to breed raises together with silver carp 300 tail, with regulating water quality;
2) raise together with fingerling to select flathead, grass carp, black carp, megalobrama amblycephala, stick up mouth Culter, the nearly red Culter of black tail, Shelled Turtle Trionyx Sinensis, perch, channel catfish, snakehead, sturgeon class, catfish class and long-snout catfish, specification should be greater than 150g/ tail, can not pass purse seine mesh; Raise together with total fish catches to control at 1000kg/666m 2in, the time of putting in a suitable place to breed is that yellow cartfish is tamed and dociled after food completes and puts in a suitable place to breed;
3) throw something and feed when raising together with fingerling every morning 10 the 1st feed, feeding volume accounts for 40% of whole day feeding volume, the 2nd feed of throwing something and feeding when afternoon 4, using the fingerling of feed depending on raising together with, if raise together with grass carp, arranging green fodder fence separately, being aided with green grass feed.
CN201310554849.9A 2013-11-10 2013-11-10 Method for mainly culturing yellow catfishes and carrying out polyculture on other feeding fishes in pond Expired - Fee Related CN103583431B (en)

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