CN106804481A - A kind of cultural method of high-quality Pelteobagrus fulvidraco - Google Patents
A kind of cultural method of high-quality Pelteobagrus fulvidraco Download PDFInfo
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- CN106804481A CN106804481A CN201611181122.0A CN201611181122A CN106804481A CN 106804481 A CN106804481 A CN 106804481A CN 201611181122 A CN201611181122 A CN 201611181122A CN 106804481 A CN106804481 A CN 106804481A
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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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- 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
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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
- Y02A40/818—Alternative feeds for fish, e.g. in aquacultures
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
Abstract
The present invention relates to a kind of cultural method of high-quality Pelteobagrus fulvidraco, comprise the following steps：(1) recirculated water starts；(2) fingerling is selected to enter the culturing pool；(3) ensure that circulation is normally run, control circulating water temperature is in the range of 28~30 DEG C；Fed daily using mixed feed 2~3 times, daily ration of feeding is 3~5% of fish body weight in the culturing pool, raised 28~32 days, that is, obtain high-quality yellow forehead fish.By the way of pond culture is combined with culturing pool circulating water cultivation, rationally, efficiently, survival rate of fish fry is high, and effectively improves the quality of cultured product for cultivation flow for the present invention；And avoid whole process by the way of circulating water cultivation, and cultivation density demand can be met, effectively reduce aquaculture cost.The Pelteobagrus fulvidraco quality that the present invention is obtained is preferable, in good taste, green health.
Description
Technical field
The invention belongs to technical field of aquaculture, and in particular to a kind of cultural method of high-quality Pelteobagrus fulvidraco.
Background technology
Cultivation density and yield are only focused in present aquaculture, and have ignored the quality of aquatic products, cause aquatic products to occur
The low-quality bad phenomenon of high yield.With the improvement of people ' s living standards, people no longer meet and have aquatic products but have
Safe and healthy, nutrition, health, the aquatic products that taste is better.Therefore the quality for how improving aquatic products is most important, correspondingly,
Its selling price of the aquatic products of higher quality is higher, and economic benefit can be also correspondingly improved.
The quality of cultured product is mainly relevant with feed and breeding water body.It is different that the marketable fish of pond culture often shows as appearance
Normal fishy smell (mud fishy smell, water fishy smell, worm fishy smell and rotten fishy smell etc.), inferior quality.The general method for improving cultured fishes quality, be
The breed variety that will be raised in pond, temporarily supports a period of time, no in listing forward becomes a mandarin pond, rivers net cage, seawater cage
Feeding feeds a small amount of feed, improves the quality of cultivation fish, and cultured output can decline, i.e., so-called weight reducing fish.
Pelteobagrus fulvidraco is the important fish of freshwater aquiculture.The main breeding way of current fresh-water fishes is pond culture, and in the market goes out
The marketable fish sold more or less all band point " bilgy odour ", therefore, ensure high yield on the basis of improve cultivation fish quality show
Obtain particularly important.
The content of the invention
The present embodiments relate to a kind of cultural method of high-quality Pelteobagrus fulvidraco, the part that can at least solve prior art lacks
Fall into.
The present embodiments relate to a kind of cultural method of high-quality Pelteobagrus fulvidraco, comprise the following steps：
Step one, starts recirculated water：Culturing pool cleaning and sterilizing, water filling operation were set into circulating water cultivation at least 1 week in advance
The circulating water body parameter of system；
Step 2, selects fingerling to enter the culturing pool：Choose yellow forehead of the average size in the pond culture of 47~55g/ tails
Fish fingerling, after Quarantine disinfection, is put into the culturing pool, and cultivation density is 10~20kg/m3；
Step 3, fingerling circulating water cultivation：Ensure that circulation is normally run, control circulating water temperature is in 28~30 DEG C of models
In enclosing；Fed daily using mixed feed 2~3 times, daily ration of feeding is 3~5% of fish body weight in the culturing pool, raising 28~
32 days, that is, obtain high-quality yellow forehead fish.
Used as one of embodiment, the mixed feed is made up of the mixed feed raw material of following weight/mass percentage composition：Fish meal
30~35%, dregs of beans 15~20%, wheat-middlings 16~22%, corn protein powder 7~10%, soya-bean oil 2~3%, fish oil 3~5%, ore deposit
Material 1~1.5%, vitamin 1~1.5%, inorganic salts 0.8~1.2%, locust powder 1~2%, shrimp chaff 0.5~1%, blood meal 2
~3%, calcium dihydrogen phosphate 1~1.5%, glycine betaine 0.8~1.2%, allicin 0.5~0.8%, Chinese caterpillar fungus powder 0.06~
0.15%th, ginseng stilbene 0.5~1.0%, complex enzyme formulation 0.2~0.4%, antioxidant 0.1~0.2%, mould inhibitor 0.1~
0.15%.
Used as one of embodiment, it is following that the constituent content of each mixed feed raw material proportioning need to include the mixed feed
The nutritional ingredient of weight/mass percentage composition：Thick protein >=40.0%, crude fat >=5.0%, crude fibre≤6.0%, coarse ash≤
15.0%, lysine >=1.9%.
As one of embodiment, using multiple culturing pools；In step 2, selection fingerling sequentially enters each described in batches
It is described to be a keeping cycle into the interval time between the adjacent two batches fingerling of the same culturing pool in culturing pool
The keeping cycle is no less than a culturing time for the fingerling of batch.
Used as one of embodiment, the pond breeding method of the Pelteobagrus fulvidraco fingerling includes：
When water temperature stability is more than 24 DEG C in pond, yolk seedling or opening seedling are delivered into the sufficient pond of biological feed
The pool；
After fry specification is up to 1.3~1.7cm, soft-shelled turtle feed is fed；
After fry specification reaches more than 2.5cm, change No. 0 material of throwing Pelteobagrus fulvidraco；
When fry specification reaches summer flower fish specification, draw in the net to take exercise；
After fry specification reaches 3.0cm, fry point is pool cultivated, breeding density is 5~60,000 tails/mu；Summer flower fish is in each fish
Continue to cultivate 4~5 months in pond, that is, reach the fingerling specification of 47~55g/ tails.
Used as one of embodiment, the soft-shelled turtle feed is made up of following soft-shelled turtle feed raw material：Flour 20~30%, wheat 10
~15%, fishbone dust 12~16%, dregs of beans 28~35%, cotton dregs 5~8%, rice bran 6~8%, grease 1~2%, mineral matter 1~
1.5%th, vitamin 1~1.5%, amino acid 2~3%, locust powder 2~3%, spirulina powder 1~2%, antioxidant 0.1~
0.2%th, mould inhibitor 0.1~0.15%.
Used as one of embodiment, it is following that the constituent content of each soft-shelled turtle feed raw material proportioning need to include the soft-shelled turtle feed
The nutritional ingredient of weight/mass percentage composition：Thick protein >=44.0%, crude fat >=3.0%, crude fibre≤6.0%, coarse ash≤
18.0%, lysine >=2.3%.
As one of embodiment, when fry just starts to tame and docile food, blend to be formed with food calling material using the soft-shelled turtle feed and mix
Material is used, specially：The food calling material is mixed to form compound with each soft-shelled turtle feed raw material, adding water is kneaded into bulk and is put into
Bait table；
Wherein, the food calling material is made up of glycine betaine, allicin and ginseng stilbene, and the glycine betaine accounts for the quality of the compound
Percentage composition is 0.8~1.2%, and the weight/mass percentage composition that the allicin accounts for the compound is 0.5~0.8%, the ginseng
The weight/mass percentage composition that stilbene accounts for the compound is 0.5~1.0%.
Used as one of embodiment, No. 0 material of the Pelteobagrus fulvidraco includes the nutritional ingredient of following weight/mass percentage composition：Crude protein
Matter >=42.0%, crude fat >=3.0%, crude fibre≤8.0%, coarse ash≤18.5%, lysine >=2.8%.
Used as one of embodiment, the circulating water body parameter includes：Ammonia nitrogen is less than less than 0.5mg/L, nitrite
0.15mg/L, 28~30 DEG C of temperature adjusting scope, DO 5.5~7.0mg/l of modification scope, water exchange capacity is 5~10%.
The embodiment of the present invention at least has the advantages that：
(1) using water wisely land used：Compared with traditional breeding way, the present invention uses circulating water cultivation Pelteobagrus fulvidraco, economizes on
Water and reduce floor space and reach more than 95%, and solving the problems such as produce a large amount of contaminated wastewater environment in breeding process.
(2) green health：Because circulation contains biological filter membrane, the life that microbiologic population can be influenceed after medicine is used
It is long, so cultivating system of the invention does not use medicine.No matter whether the fingerling before putting in a suitable place to breed contains medicament residue, by one
Moon metabolism, basic drug residue free in fish body, as green health food.
(3) good quality：Cultivation density, feed, substrate etc. are all after all to the qualitative effects of pond culture marketable fish
Caused by making water quality deterioration, and circulating water culture system makes water quality remain at optimum state, the Huang of listing by water process
Forehead fish body type body colour is good, does not have " bilgy odour ", in good taste.
(4) increase weight obvious：Under the conditions of 28~30 DEG C of water temperature, by 1 month cultivate, average weight can from 50g increase weight to
More than 120g, survival rate more than 99%, economic benefit increases obvious.
(5) present invention is by the way of pond culture is combined with culturing pool circulating water cultivation, and cultivation flow is reasonable, efficient,
Compared to the breeding way using pond culture, the survival rate of fish fry in the present invention is high, and effectively improves the quality of cultured product；
And by the way of pond culture is combined with culturing pool circulating water cultivation, it is to avoid whole process, can by the way of circulating water cultivation
Meet cultivation density demand, effectively reduce aquaculture cost.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the cultural method of high-quality Pelteobagrus fulvidraco provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Such as Fig. 1, the embodiment of the present invention provides a kind of cultural method of high-quality Pelteobagrus fulvidraco, comprises the following steps：
Step one, starts recirculated water：Culturing pool cleaning and sterilizing, water filling operation were set into circulating water cultivation at least 1 week in advance
The circulating water body parameter of system；
Step 2, selects fingerling to enter the culturing pool：Choose yellow forehead of the average size in the pond culture of 47~55g/ tails
Fish fingerling, after Quarantine disinfection, is put into the culturing pool, and cultivation density is 10~20kg/m3；
Step 3, fingerling circulating water cultivation：Ensure that circulation is normally run, control circulating water temperature is in 28~30 DEG C of models
In enclosing；Fed daily using mixed feed 2~3 times, daily ration of feeding is 3~5% of fish body weight in the culturing pool, raising 28~
32 days, that is, obtain high-quality yellow forehead fish.
Wherein, in above-mentioned steps one, cleaning and sterilizing typically is carried out to culturing pool at 7~8 days in advance.Above-mentioned circulating water body ginseng
Several control should ensure that suitable Pelteobagrus fulvidraco life；Above-mentioned circulating water body parameter relate generally to cycle water, water temperature, water body dissolved oxygen and
The parameters such as water exchange capacity；In the present embodiment, the circulating water body parameter includes：Ammonia nitrogen is less than less than 0.5mg/L, nitrite
0.15mg/L, 28~30 DEG C of temperature adjusting scope, DO 5.5~7.0mg/l of modification scope, water exchange capacity is 5~10%.Pass through
Above-mentioned circulating water body state modulator, it is ensured that Pelteobagrus fulvidraco obtains optimal growing environment in culturing pool.
Above-mentioned circulating water culture system includes：In the present embodiment, above-mentioned culturing pool uses the octagonal of circumscribed diameter about 6m
Culturing pool, builds by laying bricks or stones using brick is mixed, and cultivation pond body uses central water outlet, and bottom of pond is to delivery port slope 10% or so.Biological tank is divided into 4
Level, every grade of biological tank is using the suspended biological filler filling of biochemical cotton filtrate and φ 25mm；Biological tank base fabric sets micropore exposure
Tracheae, is biological padding aeration；Afterbody biological tank designs gas drive discharging device to culturing pool backwater, and the system circulation cycle is about
2h.The certain water velocity of control and direction, make Pelteobagrus fulvidraco travelling in Chi Zhongding water.
In above-mentioned steps two, the Pelteobagrus fulvidraco fingerling for more preferably choosing average size in 50g/ tails or so enters cultivation
Chi Zhong.The method of sterilization of being quarantined to fingerling includes：Fish body sterilization is sterilized 15~20 points using the potassium permanganate of 15~20ppm
Clock；Fish body sterilize when, it is necessary to in disinfecting container inflate, and at any time observation disinfecting process in fish body reaction, such as exception, answer
Treatment in time.
In above-mentioned steps three, also including cultivation daily management mission, specifically include：A breeding water body ammonia was surveyed every 3 days
Nitrogen and content of nitrite, it is ensured that the circulating water body parameter of breeding water body is in more normal scope；The daily observation shoal of fish ingests
And activity situation, it is ensured that fish body is in health status；Feeding operation is preferably and regularly feeds daily, 1~2 hour after feeding will rotation
Excrement residual bait is excluded in dirty device.In the present embodiment, fed preferably at every morning 8 and during afternoon 6.
By above-mentioned cultivation step, the embodiment of the present invention at least has the advantages that：
(1) using water wisely land used：Compared with traditional breeding way, the present invention uses circulating water cultivation Pelteobagrus fulvidraco, economizes on
Water and reduce floor space and reach more than 95%, and solving the problems such as produce a large amount of contaminated wastewater environment in breeding process.
(2) green health：Because circulation contains biological filter membrane, the life that microbiologic population can be influenceed after medicine is used
It is long, so cultivating system of the invention does not use medicine.No matter whether the fingerling before putting in a suitable place to breed contains medicament residue, by one
Moon metabolism, basic drug residue free in fish body, as green health food.
(3) good quality：Cultivation density, feed, substrate etc. are all after all to the qualitative effects of pond culture marketable fish
Caused by making water quality deterioration, and circulating water culture system makes water quality remain at optimum state, the Huang of listing by water process
Forehead fish body type body colour is good, does not have " bilgy odour ", in good taste.
(4) increase weight obvious：Under the conditions of 28~30 DEG C of water temperature, by 1 month cultivate, average weight can from 50g increase weight to
More than 120g, survival rate more than 99%, economic benefit increases obvious.
(5) present invention is by the way of pond culture is combined with culturing pool circulating water cultivation, and cultivation flow is reasonable, efficient,
Survival rate of fish fry is high, and effectively improves the quality of cultured product.
Further optimize above-mentioned cultural method, in above-mentioned steps three, for wherein feeding used mixed feed, preferably
It is the mixed feed using following formula：
The mixed feed is made up of the mixed feed raw material of following weight/mass percentage composition：Fish meal 30~35%, dregs of beans 15
~20%, wheat-middlings 16~22%, corn protein powder 7~10%, soya-bean oil 2~3%, fish oil 3~5%, mineral matter 1~1.5%, dimension
Raw element 1~1.5%, inorganic salts 0.8~1.2%, locust powder 1~2%, shrimp chaff 0.5~1%, blood meal 2~3%, calcium dihydrogen phosphate
1~1.5%, glycine betaine 0.8~1.2%, allicin 0.5~0.8%, Chinese caterpillar fungus powder 0.06~0.15%, ginseng stilbene 0.5~1.0%,
Complex enzyme formulation 0.2~0.4%, antioxidant 0.1~0.2%, mould inhibitor 0.1~0.15%.
Component proportion based on above-mentioned mixed feed raw material, it is ensured that the nutritional need needed for yellow catfish growing, wherein, fish
The components such as powder, dregs of beans, wheat-middlings, corn protein powder, blood meal can at least ensure the content of thick protein in the feed (matter more than 38%
Amount percentage composition), and abundant aminoacid ingredient is provided, the attractant of feed is improved, fish body Amino Acid Contents of Muscle is improved,
So as to improve the quality and mouthfeel of Pelteobagrus fulvidraco；In the present embodiment, substantially matched in a balanced way using fish meal, dregs of beans and wheat-middlings, it is ensured that
In the case of feed nutrition situation, cost of material can be effectively reduced.Crude fat needed for the components such as soya-bean oil, fish oil guarantee Pelteobagrus fulvidraco
Content demand.Trace element needed for the guarantee Pelteobagrus fulvidraco such as vitamin, inorganic salts, mineral matter, improves fish body health degree and quality,
Promote the abilities of digestive and absorption of fish body, improve the speed of growth of fish body.Locust powder, shrimp chaff, glycine betaine, allicin etc. can be carried effectively
The attractant of feed high, promotes the appetite of Pelteobagrus fulvidraco；Locust powder, shrimp chaff can also provide abundant thick protein, choline, phosphatide,
The multiple beneficial element such as cholesterol and phosphorus, calcium, iron, further improves the quality of Pelteobagrus fulvidraco.Chinese caterpillar fungus powder and ginseng stilbene can be effectively improved
The immunity of fish body, improves fish body health degree and quality, promotes the abilities of digestive and absorption of fish body, improves the metabolic capability of fingerling,
Improve the speed of growth and survival rate of fish body.Complex enzyme formulation is mainly used in improving the nutrition digestion Utilization ability of fish body, improves
The metabolic capability of fingerling, in the present embodiment, the complex enzyme formulation is the mixing enzyme preparation of zytase, protease and phytase,
Wherein based on zytase.Above-mentioned each mixed feed raw material can be bought by market.
It is further preferred that above-mentioned mixed feed uses following preferably mixed feed raw material proportioning：Fish meal 32~35%,
Dregs of beans 15~18%, wheat-middlings 18~20%, corn protein powder 8~10%, soya-bean oil 2~3%, fish oil 4~5%, mineral matter 1.2~
1.5%th, vitamin 1.2~1.5%, inorganic salts 1~1.2%, locust powder 1.5~2%, shrimp chaff 0.6~0.8%, blood meal 2.5~
3%th, calcium dihydrogen phosphate 1.2~1.5%, glycine betaine 1~1.2%, allicin 0.5~0.8%, Chinese caterpillar fungus powder 0.1~0.15%, ginseng
Stilbene 0.5~1.0%, complex enzyme formulation 0.3~0.4%, antioxidant 0.1~0.2%, mould inhibitor 0.1~0.15%.Wherein,
The content of each component is weight/mass percentage composition.
It is further preferred that above-mentioned mixed feed uses following preferably mixed feed raw material proportioning：Fish meal 33%, dregs of beans
18%th, wheat-middlings 19%, corn protein powder 9%, soya-bean oil 3%, fish oil 5%, mineral matter 1.3%, vitamin 1.1%, inorganic salts
0.9%th, locust powder 1.5%, shrimp chaff 0.8%, blood meal 2.6%, calcium dihydrogen phosphate 1%, glycine betaine 1.1%, allicin 0.5%,
Chinese caterpillar fungus powder 0.08%, ginseng stilbene 0.6%, complex enzyme formulation 0.3%, antioxidant 0.12%, mould inhibitor 0.1%.Wherein, each component
Content be weight/mass percentage composition.
Further, in the present embodiment, the component proportion of above-mentioned mixed feed raw material need to ensure to make in the mixed feed
Nutritional ingredient including following weight/mass percentage composition：Thick protein >=40.0%, crude fat >=5.0%, crude fibre≤6.0%,
Coarse ash≤15.0%, lysine >=1.9%, to ensure the nutritional need needed for yellow catfish growing.
Compared to feeds such as the powders commonly used in pond culture, the above-mentioned mixed feed that the present embodiment is used is not perishable
Water is smaller on the influence such as pollution of circulating water body；The mixed feed comprehensive nutrition, shoal of fish eating, and digestive utilization ratio is high, green
Nuisanceless, weight gain substantially, and effectively improves the survival rate of Pelteobagrus fulvidraco.Pelteobagrus fulvidraco in culturing pool through 1 month or so support
Grow, average weight can be increased weight to more than 120g/ tails by 50g/ tails, and survival rate is up to more than 99%.
Further optimize above-mentioned cultural method, in above-mentioned steps two, the Pelteobagrus fulvidraco fingerling of selection is the fingerling of pond culture,
Specifically, the pond breeding method of the Pelteobagrus fulvidraco fingerling includes：
When water temperature stability is more than 24 DEG C in pond, yolk seedling or opening seedling are delivered into the sufficient pond of biological feed
The pool；In the present embodiment, using about 5 mu of area, the pond that condition is good, wheel animalcule cladocera biological feed is sufficient, breeding density is
150000 tails/mu；
After fry specification is up to 1.3~1.7cm, soft-shelled turtle feed is fed；In the present embodiment, when fry rearing to about 1.5cm
When start to feed soft-shelled turtle feed, probably need 10d or so to 1.5cm is long to fry is long from seedling is put；Feeding the method for soft-shelled turtle feed is
Add water and be kneaded into bulk and be put into bait table；
After fry specification reaches more than 2.5cm, change No. 0 material of throwing Pelteobagrus fulvidraco；
When fry specification reaches summer flower fish specification, draw in the net to take exercise；From put seedling to fry growth to summer flower fish probably need 20~
The cultivation of 30d, fry is long to 3cm or so；
After fry specification reaches 3.0cm, fry point is pool cultivated, breeding density is 5~60,000 tails/mu；Summer flower fish is in each fish
Continue to cultivate 4~5 months in pond, that is, reach the fingerling specification of 47~55g/ tails.
From under fry the pool to fry it is long to average size for culture-cycle of 50g/ tails is generally 5~6 months.
In above-mentioned pond breeding method, soft-shelled turtle feed is used at the feeding initial stage, the nutritional need needed for fry can be met, fish
The appetite of seedling is higher, fry assimilate effect preferably, the speed of growth and survival rate of fry can be effectively improved.The present embodiment
In, the soft-shelled turtle feed uses following optimization formula：The soft-shelled turtle feed is made up of following soft-shelled turtle feed raw material：Flour 20~
30%th, wheat 10~15%, fishbone dust 12~16%, dregs of beans 28~35%, cotton dregs 5~8%, rice bran 6~8%, grease 1~
2%th, mineral matter 1~1.5%, vitamin 1~1.5%, amino acid 2~3%, locust powder 2~3%, spirulina powder 1~2%, anti-
Oxidant 0.1~0.2%, mould inhibitor 0.1~0.15%.Wherein, the content of each component is weight/mass percentage composition.Flour, wheat,
Fishbone dust, dregs of beans, cotton dregs, rice bran, grease etc. provide the nutritional ingredients such as abundant thick protein, crude fat, it is ensured that the base of fry
This nutritional need；Mineral matter, vitamin, locust powder etc. fry can be provided needed for micro- demand, improve fry health
Degree；Amino acid, locust powder etc. can improve the attractant of feed；The immunocompetence and nutrition digestion that spirulina powder can improve fry are inhaled
Receipts ability, improves the health degree and survival rate of fry.
It is further preferred that above-mentioned soft-shelled turtle feed is made up of following soft-shelled turtle feed raw material：Flour 23~28%, wheat 12~
15%th, fishbone dust 13~15%, dregs of beans 30~32%, cotton dregs 6~8%, rice bran 6.5~7.5%, grease 1~2%, mineral matter
1.2~1.5%, vitamin 1.2~1.5%, amino acid 2.5~3%, locust powder 2~2.5%, spirulina powder 1~2%, antioxygen
Agent 0.15~0.2%, mould inhibitor 0.15~0.15%.Wherein, the content of each component is weight/mass percentage composition.
It is further preferred that the constituent content proportioning of each soft-shelled turtle feed raw material need to make the soft-shelled turtle feed include following matter
Measure the nutritional ingredient of percentage composition：Thick protein >=44.0%, crude fat >=3.0%, crude fibre≤6.0%, coarse ash≤
18.0%, lysine >=2.3%, to ensure the nutritional need needed for advanced fry of yellow catfish growth.
Further optimize the pond breeding method of above-mentioned Pelteobagrus fulvidraco fingerling, when fry just starts to tame and docile food, using the soft-shelled turtle
Feed blends with food calling material and to form compound and use, specially：The food calling material is mixed into shape with each soft-shelled turtle feed raw material
Into compound, adding water is kneaded into bulk and is put into bait table；
Wherein, the food calling material is made up of glycine betaine, allicin and ginseng stilbene, and the glycine betaine accounts for the quality of the compound
Percentage composition is 0.8~1.2%, and the weight/mass percentage composition that the allicin accounts for the compound is 0.5~0.8%, the ginseng
The weight/mass percentage composition that stilbene accounts for the compound is 0.5~1.0%.Luring for soft-shelled turtle feed is further improved by above-mentioned food calling material
Feeding habits, promote fry growth.
Further optimize the pond breeding method of above-mentioned Pelteobagrus fulvidraco fingerling, No. 0 material of the Pelteobagrus fulvidraco includes following quality
The nutritional ingredient of percentage composition：Thick protein >=42.0%, crude fat >=3.0%, crude fibre≤8.0%, coarse ash≤
18.5%, lysine >=2.8%, to meet the nutritional need needed for advanced fry of yellow catfish growth.
In addition, as one of preferred embodiment, such as Fig. 1, during culturing pool circulating water cultivation, preferably using many
Individual culturing pool；In above-mentioned steps two, selection fingerling sequentially enters in each culturing pool in batches, to enter the same culturing pool
Adjacent two batches fingerling between interval time be a keeping cycle, the keeping cycle is no less than the fingerling of batch
Culturing time.Such as Fig. 1, using four groups of culturing pools, a collection of fingerling was chosen every 7~8 days according to order and is entered in one group of culturing pool
Cultivation, i.e., enter first group of culturing pool, after selecting second batch fingerling Quarantine disinfection again every 7~8 days after first fingerling Quarantine disinfection
Into second group of culturing pool, the rest may be inferred, realizes stepped batch cultivation.By the above method, it is ensured that present invention cultivation
Pelteobagrus fulvidraco realize staged list, be capable of achieving whole year steady production sale, remarkable in economical benefits.To improve the use of culturing pool
Efficiency, preferably above-mentioned supports the cycle identical with the culturing time of a fingerling for batch, and in a culturing pool, upper one supports
After the completion of the fingerling cultivation of a batch in the cycle, just the fingerling of the respective batch in next keeping cycle can put into
Cultivated in the culturing pool；By taking the cultivation situation in Fig. 1 as an example, after first fingerling enters in first group of culturing pool, cultivation
During listing in month, just the 5th batch of fingerling can enter in first group of culturing pool.
For the adjacent two batches fingerling (such as in above-mentioned Fig. 1 first and the 5th batch) for entering same culturing pool, on
After a collection of fingerling list marketing, whether the culturing pool needs sterilization to clean up depending on concrete condition.If water quality is preferable, pool wall is dry
Only, blow-off pipe cleaning, can directly select the next group laggard culturing pool of fingerling Quarantine disinfection and be cultivated；Conversely, culturing pool
Water is drained only, and next group fingerling is cultivated again after the cleaning that carries out disinfection.Culturing pool reusable edible, so as to improve culturing pool and circulation
The utilization rate of water system.
Before the listing of first marketable fish, build, the body colour of observation marketable fish of taking pictures, the inspection of the tail marketable fish of random sampling 5~10
Survey body long, body weight, fat coefficient, sampling Detection Florfenicol, Enrofloxacin, sulfamido, chloramphenicol, itrofurans metabolism
The local flavor index such as the nuisanceless index such as thing, malachite green and native monosodium glutamate, is compared, after qualified with pond culture marketable fish
Can sell.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of cultural method of high-quality Pelteobagrus fulvidraco, it is characterised in that comprise the following steps：
Step one, starts recirculated water：Culturing pool cleaning and sterilizing, water filling operation were set into circulating water culture system at least 1 week in advance
Circulating water body parameter；
Step 2, selects fingerling to enter the culturing pool：Choose Pelteobagrus fulvidraco fish of the average size in the pond culture of 47~55g/ tails
Kind, after Quarantine disinfection, it is put into the culturing pool, cultivation density is 10~20kg/m3；
Step 3, fingerling circulating water cultivation：Ensure that circulation is normally run, control circulating water temperature is in 28~30 DEG C of scopes
It is interior；Fed daily using mixed feed 2~3 times, daily ration of feeding is 3~5% of fish body weight in the culturing pool, raise 28~32
My god, that is, obtain high-quality yellow forehead fish.
2. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 1, it is characterised in that the mixed feed is by following matter
Measure the mixed feed raw material composition of percentage composition：Fish meal 30~35%, dregs of beans 15~20%, wheat-middlings 16~22%, zein
Powder 7~10%, soya-bean oil 2~3%, fish oil 3~5%, mineral matter 1~1.5%, vitamin 1~1.5%, inorganic salts 0.8~
1.2%th, locust powder 1~2%, shrimp chaff 0.5~1%, blood meal 2~3%, calcium dihydrogen phosphate 1~1.5%, glycine betaine 0.8~
1.2%th, allicin 0.5~0.8%, Chinese caterpillar fungus powder 0.06~0.15%, ginseng stilbene 0.5~1.0%, complex enzyme formulation 0.2~
0.4%th, antioxidant 0.1~0.2%, mould inhibitor 0.1~0.15%.
3. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 2, it is characterised in that the component of each mixed feed raw material
Content proportioning need to make the mixed feed include the nutritional ingredient of following weight/mass percentage composition：Thick protein >=40.0%, slightly
Fat >=5.0%, crude fibre≤6.0%, coarse ash≤15.0%, lysine >=1.9%.
4. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 1, it is characterised in that：Using multiple culturing pools；
In step 2, selection fingerling sequentially enters in each culturing pool in batches, to enter adjacent the two of the same culturing pool
Interval time between batch fingerling is a keeping cycle, the keeping cycle no less than fingerling for batch cultivation when
Between.
5. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 1, it is characterised in that the pond of the Pelteobagrus fulvidraco fingerling
Cultural method includes：
When water temperature stability is more than 24 DEG C in pond, yolk seedling or opening seedling are delivered into the sufficient pond of biological feed；
After fry specification is up to 1.3~1.7cm, soft-shelled turtle feed is fed；
After fry specification reaches more than 2.5cm, change No. 0 material of throwing Pelteobagrus fulvidraco；
When fry specification reaches summer flower fish specification, draw in the net to take exercise；
After fry specification reaches 3.0cm, fry point is pool cultivated, breeding density is 5~60,000 tails/mu；Summer flower fish is in each fishpond
Continue to cultivate 4~5 months, that is, reach the fingerling specification of 47~55g/ tails.
6. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 5, it is characterised in that the soft-shelled turtle feed is by following first
Fish meal raw material is constituted：Flour 20~30%, wheat 10~15%, fishbone dust 12~16%, dregs of beans 28~35%, cotton dregs 5~
8%th, rice bran 6~8%, grease 1~2%, mineral matter 1~1.5%, vitamin 1~1.5%, amino acid 2~3%, locust powder 2
~3%, spirulina powder 1~2%, antioxidant 0.1~0.2%, mould inhibitor 0.1~0.15%.
7. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 6, it is characterised in that the component of each soft-shelled turtle feed raw material
Content proportioning need to make the soft-shelled turtle feed include the nutritional ingredient of following weight/mass percentage composition：Thick protein >=44.0%, slightly
Fat >=3.0%, crude fibre≤6.0%, coarse ash≤18.0%, lysine >=2.3%.
8. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 6, it is characterised in that when fry just starts to tame and docile food, adopt
Blended with the soft-shelled turtle feed and food calling material and to form compound and use, specially：By the food calling material and each soft-shelled turtle feed
Raw material is mixed to form compound, and adding water is kneaded into bulk and is put into bait table；
Wherein, the food calling material is made up of glycine betaine, allicin and ginseng stilbene, and the glycine betaine accounts for the quality percentage of the compound
Content is 0.8~1.2%, and the weight/mass percentage composition that the allicin accounts for the compound is 0.5~0.8%, and the ginseng stilbene is accounted for
The weight/mass percentage composition of the compound is 0.5~1.0%.
9. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 8, it is characterised in that wrapped in No. 0 material of the Pelteobagrus fulvidraco
Include the nutritional ingredient of following weight/mass percentage composition：Thick protein >=42.0%, crude fat >=3.0%, crude fibre≤8.0%, slightly
Ash content≤18.5%, lysine >=2.8%.
10. the cultural method of high-quality Pelteobagrus fulvidraco as claimed in claim 1, it is characterised in that the circulating water body parameter bag
Include：Ammonia nitrogen be less than 0.5mg/L, nitrite be less than 0.15mg/L, 28~30 DEG C of temperature adjusting scope, DO modification scopes 5.5~
7.0mg/l, water exchange capacity is 5~10%.
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| CN107874028A (en) * | 2017-11-22 | 2018-04-06 | 通威股份有限公司 | A kind of circulating water cultivation fresh-water fishes sprout feed and preparation method thereof and application method |
| CN108293921A (en) * | 2018-01-22 | 2018-07-20 | 佛山市南海通威水产科技有限公司 | A kind of cultural method and its system of the semi-enclosed recirculated water of juvenile tilapia |
| CN108812445A (en) * | 2018-04-11 | 2018-11-16 | 河源市渔鲜渔业科技有限公司 | A kind of adult fish culture method before grass carp listing |
| CN109380176A (en) * | 2017-08-08 | 2019-02-26 | 屏东科技大学 | Soft-shelled turtle breeding management device and method |
| CN110663592A (en) * | 2019-10-22 | 2020-01-10 | 江西省水产科学研究所 | Pelteobagrus fulvidraco summer fry breeding method |
| CN110934095A (en) * | 2019-10-17 | 2020-03-31 | 北京昕大洋科技发展有限公司 | Early feeding domestication method for pelteobagrus fulvidraco |
| CN111443744A (en) * | 2020-04-17 | 2020-07-24 | 浙江大学 | Recirculating aquaculture variable-speed flow intelligent control system based on fish shoal behavior and ammonia discharge law feedback |
| CN112293336A (en) * | 2020-12-07 | 2021-02-02 | 西藏自治区农牧科学院水产科学研究所 | Domestication system and method for adult wild cyprinus carpio |
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| CN111443744A (en) * | 2020-04-17 | 2020-07-24 | 浙江大学 | Recirculating aquaculture variable-speed flow intelligent control system based on fish shoal behavior and ammonia discharge law feedback |
| CN111443744B (en) * | 2020-04-17 | 2021-03-09 | 浙江大学 | Recirculating aquaculture variable-speed flow intelligent control system based on fish shoal behavior and ammonia discharge law feedback |
| CN112293336A (en) * | 2020-12-07 | 2021-02-02 | 西藏自治区农牧科学院水产科学研究所 | Domestication system and method for adult wild cyprinus carpio |
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