CN109170356A - A kind of feeding method promoting cray nutritional quality - Google Patents

A kind of feeding method promoting cray nutritional quality Download PDF

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Publication number
CN109170356A
CN109170356A CN201810745149.0A CN201810745149A CN109170356A CN 109170356 A CN109170356 A CN 109170356A CN 201810745149 A CN201810745149 A CN 201810745149A CN 109170356 A CN109170356 A CN 109170356A
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cray
feed
weight
temperature
parts
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许卫国
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Anhui Jiamu Animal Nutrition Science & Technology Co Ltd
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Anhui Jiamu Animal Nutrition Science & Technology Co Ltd
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    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K50/00—Feeding-stuffs specially adapted for particular animals
    • A23K50/80—Feeding-stuffs specially adapted for particular animals for aquatic animals, e.g. fish, crustaceans or molluscs
    • 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
    • A01K61/50—Culture of aquatic animals of shellfish
    • A01K61/59—Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
    • A23K10/12—Animal feeding-stuffs obtained by microbiological or biochemical processes by fermentation of natural products, e.g. of vegetable material, animal waste material or biomass
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/20—Animal feeding-stuffs from material of animal origin
    • A23K10/24—Animal feeding-stuffs from material of animal origin from blood
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A23K10/37—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from waste material
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K20/00—Accessory food factors for animal feeding-stuffs
    • A23K20/10—Organic substances
    • A23K20/111—Aromatic compounds
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K20/00—Accessory food factors for animal feeding-stuffs
    • A23K20/10—Organic substances
    • A23K20/142—Amino acids; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K20/00—Accessory food factors for animal feeding-stuffs
    • A23K20/10—Organic substances
    • A23K20/163—Sugars; Polysaccharides
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K20/00—Accessory food factors for animal feeding-stuffs
    • A23K20/20—Inorganic substances, e.g. oligoelements
    • A23K20/28—Silicates, e.g. perlites, zeolites or bentonites
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K40/00—Shaping or working-up of animal feeding-stuffs
    • A23K40/10—Shaping or working-up of animal feeding-stuffs by agglomeration; by granulation, e.g. making powders
    • 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
    • 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
    • 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 invention belongs to crayfish breeding technique fields, especially a kind of feeding method for promoting cray nutritional quality, the specific method is as follows: feeding cray feed three times daily, cray feed, the 21:20 that cray feed, the 12:40 that 6:30 feeds cray weight 0.34% ~ 0.36% feed cray weight 0.27% ~ 0.29% feed the cray feed of cray weight 0.47% ~ 0.49%；The cray feed, is prepared from the following raw materials: fresh mulberry leaf, fresh strawberry leaf, tomato, soybean, corn, grape skin, duck blood powder, activation medical stone powder, rainbow conk glucan, hordenine, prolan polysaccharide, taurine；Cray feed is effectively facilitated, absorption easy to digest improves feed digestion sorption enhanced efficiency, effectively avoids the generation of intestines problem, so that cray is loose, Lean mass is high, effectively improves the Se content, content of vitamin E and vitamin B of cray1Content.

Description

A kind of feeding method promoting cray nutritional quality
Technical field
The invention belongs to crayfish breeding technique field, especially a kind of feeding method for promoting cray nutritional quality.
Background technique
Cray is full of nutrition, and its meat is soft, easy to digest, is pole to people that is in poor health and needing to raise after being ill Good food；Magnesium rich in cray, magnesium have important adjustment effect to cardiomotility, can be well protected painstaking effort Guard system, it can reduce blood cholesterol level, prevent artery sclerosis, at the same can also coronary artery dilator, be conducive to prevent Hypertension and myocardial infarction；The lactation promoting effect of cray is stronger, and has help effect especially to children, pregnant woman rich in phosphorus calcium；But It is the selenium, vitamin E and vitamin B of cray1The content of equal nutriments is little, so that the nutritional quality to cray causes Certain adverse effect, so a kind of raising cray selenium, vitamin E and vitamin B should be invented1The content of equal nutriments Method, and then effectively improve the nutritional quality of cray, increase its edible value and economic benefit.
Summary of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of feeding method for promoting cray nutritional quality.
The invention is realized by the following technical scheme:
A kind of feeding method promoting cray nutritional quality, the specific method is as follows:
Cray feed three times is fed daily, and 6:30 feeds the cray feed of cray weight 0.34% ~ 0.36%, 12:40 is thrown Cray feed, the 21:20 for feeding cray weight 0.27% ~ 0.29% feed the cray feeding of cray weight 0.47% ~ 0.49% Material；
The cray feed, is made of raw material from the following weight: 5.7 ~ 6.1 parts of fresh mulberry leaf, fresh strawberry leaf 5.3 ~ 5.5 Part, 7.6 ~ 8.4 parts of tomato, 16 ~ 18 parts of soybean, 33 ~ 37 parts of corn, 32 ~ 34 parts of grape skin, 7.7 ~ 8.1 parts of duck blood powder, activation 3.3 ~ 3.5 parts of medical stone powder, 0.12 ~ 0.14 part of rainbow conk glucan, 0.05 ~ 0.06 part of hordenine, prolan polysaccharide 0.26 ~ 0.28 part, 0.07 ~ 0.09 part of taurine.
As invention further embodiment: the duck blood powder is prepared according to the following steps: by 28 ~ 30 parts by weight Duck blood clot crushes, and constant temperature steam handles 26 ~ 30min under conditions of merging temperature is 163 ~ 169 DEG C, takes out, is cooled to room temperature, adds The coconut oil for entering 1.2 ~ 1.3 parts by weight is mixed evenly, merging temperature be constant temperature baking 24 in 58 ~ 60 DEG C of baking box ~ 28min takes out, 13 ~ 15min of magnetization treatment under conditions of magnetic field strength is 650 ~ 670G, the item for being -19 ~ -17 DEG C in temperature Vacuum freeze drying to moisture content is 4% ~ 6% under part, obtains duck blood powder.
As invention further embodiment: the activation medical stone powder is prepared according to the following steps: by 18 ~ 20 weights The medical stone for measuring part crushes, and constant temperature steam handles 21 ~ 25min under conditions of merging temperature is 122 ~ 130 DEG C, takes out, merging temperature Degree is constant temperature 28 ~ 30min of frying in 73 ~ 77 DEG C of rotary frying pan, is taken out, and 2.2 ~ 2.4 parts by weight, mass fraction 3.2% are added ~ 3.4% mixed in hydrochloric acid stirs evenly, and 23 ~ 25min of magnetization treatment under conditions of magnetic field strength is 1110 ~ 1130G uses clear water It washes 3 ~ 4 times, constant temperature 22 ~ 24min of frying in the rotary frying pan that merging temperature is 63 ~ 65 DEG C takes out, is cooled to room temperature, is ground to Powdery obtains activation medical stone powder.
As invention further embodiment: a kind of feeding method promoting cray nutritional quality, the cray are raised The preparation method of material, specifically includes the following steps:
(1) constant temperature 14 ~ 16min of frying in the rotary frying pan for being 50 ~ 52 DEG C by soybean and corn merging temperature, is warming up to 81 ~ 83 DEG C continue 21 ~ 23min of constant temperature frying, take out, be cooled to room temperature, be ground to powdery, obtain a meter bean powder；
(2) by fresh mulberry leaf, fresh strawberry leaf and tomato co-grinding, leaf eggplant slurry is obtained；It is its weight 0.5 that leaf eggplant slurry, which is added to weight, In ~ 0.6 times of amount, the water that temperature is 41 ~ 43 DEG C, mild fire infusion to temperature is 80 ~ 82 DEG C and is stirred continuously, and is cooled to room temperature, with Rice bean powder and the grape skin of crushing are mixed evenly, and adjustment moisture content is 82% ~ 86%, the hair that merging temperature is 37 ~ 39 DEG C 260 ~ 280h of ferment at constant temperature, obtains fermentation material in ferment case；
(3) fermentation material, duck blood powder, activation medical stone powder, rainbow conk glucan, hordenine, prolan polysaccharide and taurine are mixed Conjunction stirs evenly, and is granulated, obtains cray feed.
Beneficial effects of the present invention: a kind of feeding method promoting cray nutritional quality provided by the invention, daily three Secondary timing feeds cray feed of the invention, can effectively facilitate cray feed, and absorption easy to digest improves feed digestion Sorption enhanced efficiency, effectively avoids the generation of intestines problem, promotes enteron aisle being absorbed and utilized and turn to the effective nutritional ingredient of feed Change, is the balanced nutrition abundant of growth supply of cray, effectively improves cray Nutrition and Metabolism ability, effectively facilitate shell and swash The secretion of element improves molting frequency and shell growth rate, so that shrimp shell is thick and hard, effectively enhances the resistivity during shell, Promote cray quickly healthy and strong development and growth, shortens the culture-cycle, promote the nutrient growth of cray injected organism tissue and substance product Tired, so that cray is loose, Lean mass is high, moreover it is possible to effectively improve the Se content, content of vitamin E and vitamin B of cray1 Content effectively improves the edible value of cray so that the nutritional quality of cray is greatly improved, and promotes human body strong Health increases the economic benefit of raiser.
Specific embodiment
Illustrate the present invention with specific embodiment below, but is not limitation of the present invention.
Embodiment 1
In the embodiment of the present invention, a kind of feeding method promoting cray nutritional quality, the specific method is as follows:
Cray feed three times is fed daily, cray feed, the 12:40 that 6:30 feeds cray weight 0.34% feed small dragon Cray feed, the 21:20 of shrimp weight 0.27% feed the cray feed of cray weight 0.47%；
The cray feed, is made of raw material from the following weight: 5.7 parts of fresh mulberry leaf, 5.3 parts of fresh strawberry leaf, tomato 7.6 Part, 16 parts of soybean, 33 parts of corn, 32 parts of grape skin, 7.7 parts of duck blood powder, activation 3.3 parts of medical stone powder, rainbow conk glucan 0.12 part, 0.05 part of hordenine, 0.26 part of prolan polysaccharide, 0.07 part of taurine.
As invention further embodiment: the duck blood powder is prepared according to the following steps: by the duck blood clot of 28 amount parts It crushes, constant temperature steam handles 26min under conditions of merging temperature is 163 DEG C, takes out, is cooled to room temperature, and 1.2 parts by weight are added Coconut oil is mixed evenly, and constant temperature toasts 24min in the baking box that merging temperature is 58 DEG C, takes out, is in magnetic field strength Magnetization treatment 13min under conditions of 650G, vacuum freeze drying to moisture content is 4% ~ 6% under conditions of temperature is -19 DEG C, is obtained Duck blood powder.
As invention further embodiment: the activation medical stone powder is prepared according to the following steps: by 18 parts by weight Medical stone crush, constant temperature steam handles 21min under conditions of merging temperature is 122 DEG C, takes out, and merging temperature is 73 DEG C of rotation Turn constant temperature frying 28min in frying pan, take out, 2.2 parts by weight, mass fraction is added and is stirred evenly for 3.2% mixed in hydrochloric acid, Magnetic field strength is magnetization treatment 23min under conditions of 1110G, is washed 3 ~ 4 times with clear water, in the rotary frying pan that merging temperature is 63 DEG C Constant temperature frying 22min takes out, is cooled to room temperature, is ground to powdery, obtain activation medical stone powder.
As invention further embodiment: a kind of feeding method promoting cray nutritional quality, the cray are raised The preparation method of material, specifically includes the following steps:
(1) constant temperature frying 14min in the rotary frying pan for being 50 DEG C by soybean and corn merging temperature, is warming up to 81 DEG C of continuation constant temperature Frying 21min takes out, is cooled to room temperature, is ground to powdery, obtain a meter bean powder；
(2) by fresh mulberry leaf, fresh strawberry leaf and tomato co-grinding, leaf eggplant slurry is obtained；It is its weight 0.5 that leaf eggplant slurry, which is added to weight, Amount, temperature are cooled to room temperature, in 41 DEG C of water, mild fire infusion to temperature is 80 DEG C and is stirred continuously with rice bean powder and powder again Broken grape skin is mixed evenly, and adjustment moisture content is 82% ~ 86%, ferment at constant temperature in the fermenting case that merging temperature is 37 DEG C 260h obtains fermentation material；
(3) fermentation material, duck blood powder, activation medical stone powder, rainbow conk glucan, hordenine, prolan polysaccharide and taurine are mixed Conjunction stirs evenly, and is granulated, obtains cray feed.
Embodiment 2
In the embodiment of the present invention, a kind of feeding method promoting cray nutritional quality, the specific method is as follows:
Cray feed three times is fed daily, cray feed, the 12:40 that 6:30 feeds cray weight 0.35% feed small dragon Cray feed, the 21:20 of shrimp weight 0.28% feed the cray feed of cray weight 0.48%；
The cray feed, is made of raw material from the following weight: 5.9 parts of fresh mulberry leaf, 5.4 parts of fresh strawberry leaf, tomato 8 Part, 17 parts of soybean, 35 parts of corn, 33 parts of grape skin, 7.9 parts of duck blood powder, activation 3.4 parts of medical stone powder, rainbow conk glucan 0.13 part, 0.055 part of hordenine, 0.27 part of prolan polysaccharide, 0.08 part of taurine.
As invention further embodiment: the duck blood powder is prepared according to the following steps: by the duck blood of 29 parts by weight Block crushes, and constant temperature steam handles 28min under conditions of merging temperature is 166 DEG C, takes out, is cooled to room temperature, and 1.25 weight are added The coconut oil of part is mixed evenly, and constant temperature toasts 26min in the baking box that merging temperature is 59 DEG C, takes out, in magnetic field strength For magnetization treatment 14min under conditions of 660G, vacuum freeze drying to moisture content is 4% ~ 6% under conditions of temperature is -18 DEG C, Obtain duck blood powder.
As invention further embodiment: the activation medical stone powder is prepared according to the following steps: by 19 parts by weight Medical stone crush, constant temperature steam handles 23min under conditions of merging temperature is 126 DEG C, takes out, and merging temperature is 75 DEG C of rotation Turn constant temperature frying 29min in frying pan, take out, 2.3 parts by weight, mass fraction is added and is stirred evenly for 3.3% mixed in hydrochloric acid, Magnetic field strength is magnetization treatment 24min under conditions of 1120G, is washed 3 ~ 4 times with clear water, in the rotary frying pan that merging temperature is 64 DEG C Constant temperature frying 23min takes out, is cooled to room temperature, is ground to powdery, obtain activation medical stone powder.
As invention further embodiment: a kind of feeding method promoting cray nutritional quality, the cray are raised The preparation method of material, specifically includes the following steps:
(1) constant temperature frying 15min in the rotary frying pan for being 51 DEG C by soybean and corn merging temperature, is warming up to 82 DEG C of continuation constant temperature Frying 22min takes out, is cooled to room temperature, is ground to powdery, obtain a meter bean powder；
(2) by fresh mulberry leaf, fresh strawberry leaf and tomato co-grinding, leaf eggplant slurry is obtained；It is its weight that leaf eggplant slurry, which is added to weight, In 0.55 times of amount, the water that temperature is 42 DEG C, mild fire infusion to temperature is 81 DEG C and is stirred continuously, and is cooled to room temperature, with rice bean powder It is mixed evenly with the grape skin of crushing, adjustment moisture content is 82% ~ 86%, constant temperature in the fermenting case that merging temperature is 38 DEG C Ferment 270h, obtains fermentation material；
(3) fermentation material, duck blood powder, activation medical stone powder, rainbow conk glucan, hordenine, prolan polysaccharide and taurine are mixed Conjunction stirs evenly, and is granulated, obtains cray feed.
Embodiment 3
In the embodiment of the present invention, a kind of feeding method promoting cray nutritional quality, the specific method is as follows:
Cray feed three times is fed daily, cray feed, the 12:40 that 6:30 feeds cray weight 0.36% feed small dragon Cray feed, the 21:20 of shrimp weight 0.29% feed the cray feed of cray weight 0.49%；
The cray feed, is made of raw material from the following weight: 6.1 parts of fresh mulberry leaf, 5.5 parts of fresh strawberry leaf, tomato 8.4 Part, 18 parts of soybean, 37 parts of corn, 34 parts of grape skin, 8.1 parts of duck blood powder, 3.3 ~ 3.5 parts of medical stone powder of activation, rainbow conk Portugal are poly- Sugared 0.14 part, 0.06 part of hordenine, 0.28 part of prolan polysaccharide, 0.09 part of taurine.
As invention further embodiment: the duck blood powder is prepared according to the following steps: by the duck blood of 30 parts by weight Block crushes, and constant temperature steam handles 30min under conditions of merging temperature is 169 DEG C, takes out, is cooled to room temperature, and 1.3 parts by weight are added Coconut oil be mixed evenly, merging temperature is that constant temperature toasts 28min in 60 DEG C of baking box, takes out, is in magnetic field strength Magnetization treatment 15min under conditions of 650 ~ 670G, under conditions of temperature is -17 DEG C vacuum freeze drying to moisture content be 4% ~ 6%, obtain duck blood powder.
As invention further embodiment: the activation medical stone powder is prepared according to the following steps: by 20 parts by weight Medical stone crush, merging temperature be 122 ~ 130 DEG C under conditions of constant temperature steam handle 25min, take out, merging temperature be 77 DEG C Rotary frying pan in constant temperature frying 30min, take out, 2.4 parts by weight are added, mixed in hydrochloric acid stirring that mass fraction is 3.4% it is equal Even, magnetization treatment 25min under conditions of magnetic field strength is 1130G is washed 3 ~ 4 times with clear water, the rotation that merging temperature is 65 DEG C Constant temperature frying 24min in frying pan takes out, is cooled to room temperature, is ground to powdery, obtain activation medical stone powder.
As invention further embodiment: a kind of feeding method promoting cray nutritional quality, the cray are raised The preparation method of material, specifically includes the following steps:
(1) constant temperature frying 16min in the rotary frying pan for being 52 DEG C by soybean and corn merging temperature, is warming up to 83 DEG C of continuation constant temperature Frying 23min takes out, is cooled to room temperature, is ground to powdery, obtain a meter bean powder；
(2) by fresh mulberry leaf, fresh strawberry leaf and tomato co-grinding, leaf eggplant slurry is obtained；It is its weight 0.6 that leaf eggplant slurry, which is added to weight, Amount, temperature are cooled to room temperature, in 43 DEG C of water, mild fire infusion to temperature is 82 DEG C and is stirred continuously with rice bean powder and powder again Broken grape skin is mixed evenly, and adjustment moisture content is 82% ~ 86%, ferment at constant temperature in the fermenting case that merging temperature is 39 DEG C 280h obtains fermentation material；
(3) fermentation material, duck blood powder, activation medical stone powder, rainbow conk glucan, hordenine, prolan polysaccharide and taurine are mixed Conjunction stirs evenly, and is granulated, obtains cray feed.
Comparative example 1
A kind of feeding method promoting cray nutritional quality, must distinguish with embodiment 1 and be, in the cray feed not It is all the same that fresh mulberry leaf, fresh strawberry leaf, prolan polysaccharide and taurine, other conditions are added.
Comparative example 2
A kind of feeding method promoting cray nutritional quality, must distinguish with embodiment 1 and be, in the cray feed not It is all the same that tomato, duck blood powder, activation medical stone powder, rainbow conk glucan and hordenine, other conditions are added.
Comparative example 3
The common feeding method of the cray of the prior art, daily bait feeding amount are the 3% of cray weight, are divided to for twice threw Hello, 8 a.m. feeds the 30% of bait all day, it feeds the 70% of bait all day at 17 points in afternoon；The bait formula is as follows: fish meal 20%, wheat bran 30%, peanut cake 27.5%, shell powder 2.5%, corn flour 20%.
The cray seedling for selecting 6 jin of robust growths is equally divided into 6 groups, every group 1 jin, uses the throwing of embodiment and comparative example The method of feeding, in addition to feeding method is different, other conditions are all the same, cultivate 2 months, detect the Se content of cray, vitamin E contains Amount and vitamin B1Content, as a result such as table 1:
The comparing result (unit: μ g/100g) of 1 embodiment and comparative example of table
As it can be seen from table 1 feeding method of the invention can effectively improve the Se content, content of vitamin E and dimension of cray Raw element B1Content, so that the nutritional quality of cray is greatly improved.

Claims (4)

1. a kind of feeding method for promoting cray nutritional quality, which is characterized in that the specific method is as follows:
Cray feed three times is fed daily, and 6:30 feeds the cray feed of cray weight 0.34% ~ 0.36%, 12:40 is thrown Cray feed, the 21:20 for feeding cray weight 0.27% ~ 0.29% feed the cray feeding of cray weight 0.47% ~ 0.49% Material；
The cray feed, is made of raw material from the following weight: 5.7 ~ 6.1 parts of fresh mulberry leaf, fresh strawberry leaf 5.3 ~ 5.5 Part, 7.6 ~ 8.4 parts of tomato, 16 ~ 18 parts of soybean, 33 ~ 37 parts of corn, 32 ~ 34 parts of grape skin, 7.7 ~ 8.1 parts of duck blood powder, activation 3.3 ~ 3.5 parts of medical stone powder, 0.12 ~ 0.14 part of rainbow conk glucan, 0.05 ~ 0.06 part of hordenine, prolan polysaccharide 0.26 ~ 0.28 part, 0.07 ~ 0.09 part of taurine.
2. the feeding method according to claim 1 for promoting cray nutritional quality, which is characterized in that the duck blood Powder is prepared according to the following steps: the duck blood clot of 28 ~ 30 parts by weight being crushed, merging temperature is permanent under conditions of being 163 ~ 169 DEG C Warm 26 ~ 30min of steam treatment takes out, is cooled to room temperature, and the coconut oil that 1.2 ~ 1.3 parts by weight are added is mixed evenly, and is placed in Constant temperature toasts 24 ~ 28min in the baking box that temperature is 58 ~ 60 DEG C, takes out, and magnetizes under conditions of magnetic field strength is 650 ~ 670G 13 ~ 15min is handled, vacuum freeze drying to moisture content is 4% ~ 6% under conditions of temperature is -19 ~ -17 DEG C, obtains duck blood powder.
3. the feeding method according to claim 1 for promoting cray nutritional quality, which is characterized in that the activation wheat Meal mountain flour, is prepared according to the following steps: the medical stone of 18 ~ 20 parts by weight being crushed, the condition that merging temperature is 122 ~ 130 DEG C Lower constant temperature steam handles 21 ~ 25min, takes out, and constant temperature 28 ~ 30min of frying in the rotary frying pan that merging temperature is 73 ~ 77 DEG C takes Out, be added 2.2 ~ 2.4 parts by weight, mass fraction be 3.2% ~ 3.4% mixed in hydrochloric acid stir evenly, magnetic field strength be 1110 ~ 23 ~ 25min of magnetization treatment under conditions of 1130G is washed 3 ~ 4 times with clear water, constant temperature in the rotary frying pan that merging temperature is 63 ~ 65 DEG C 22 ~ 24min of frying takes out, is cooled to room temperature, is ground to powdery, obtain activation medical stone powder.
4. described in any item feeding methods for promoting cray nutritional quality according to claim 1 ~ 3, which is characterized in that described Cray feed preparation method, specifically includes the following steps:
(1) constant temperature 14 ~ 16min of frying in the rotary frying pan for being 50 ~ 52 DEG C by soybean and corn merging temperature, is warming up to 81 ~ 83 DEG C continue 21 ~ 23min of constant temperature frying, take out, be cooled to room temperature, be ground to powdery, obtain a meter bean powder；
(2) by fresh mulberry leaf, fresh strawberry leaf and tomato co-grinding, leaf eggplant slurry is obtained；It is its weight 0.5 that leaf eggplant slurry, which is added to weight, In ~ 0.6 times of amount, the water that temperature is 41 ~ 43 DEG C, mild fire infusion to temperature is 80 ~ 82 DEG C and is stirred continuously, and is cooled to room temperature, with Rice bean powder and the grape skin of crushing are mixed evenly, and adjustment moisture content is 82% ~ 86%, the hair that merging temperature is 37 ~ 39 DEG C 260 ~ 280h of ferment at constant temperature, obtains fermentation material in ferment case；
(3) fermentation material, duck blood powder, activation medical stone powder, rainbow conk glucan, hordenine, prolan polysaccharide and taurine are mixed Conjunction stirs evenly, and is granulated, obtains cray feed.
CN201810745149.0A 2018-07-09 2018-07-09 A kind of feeding method promoting cray nutritional quality Withdrawn CN109170356A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111436549A (en) * 2020-04-30 2020-07-24 江苏科技大学 Fermented feed for enhancing oxidation stress resistance of crayfish and preparation method thereof
CN112167469A (en) * 2020-09-25 2021-01-05 龙感湖志远农业科技有限公司 Feed for improving growth and protein content of crayfish

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111436549A (en) * 2020-04-30 2020-07-24 江苏科技大学 Fermented feed for enhancing oxidation stress resistance of crayfish and preparation method thereof
CN112167469A (en) * 2020-09-25 2021-01-05 龙感湖志远农业科技有限公司 Feed for improving growth and protein content of crayfish

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