CN108740291A - Egg duck feed based on corn - Google Patents
Egg duck feed based on corn Download PDFInfo
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- CN108740291A CN108740291A CN201810353842.3A CN201810353842A CN108740291A CN 108740291 A CN108740291 A CN 108740291A CN 201810353842 A CN201810353842 A CN 201810353842A CN 108740291 A CN108740291 A CN 108740291A
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/10—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
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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
- A23K50/70—Feeding-stuffs specially adapted for particular animals for birds
- A23K50/75—Feeding-stuffs specially adapted for particular animals for birds for poultry
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Abstract
The invention discloses the egg duck feeds based on corn, specifically include following component and its parts by weight:30-50 parts of cassiri, 12-22 parts of fermented bean dregs, 5-15 parts of citrus bark extract, 2-7 parts of Chinese medicine slag, 2-5 parts of choline, 1-3 parts of vegetable oil, 1-5 parts of trace element, 0.2-0.4 parts of citric acid, 0.1-0.3 parts of phytase, 0.001-0.002 parts of beta glucan.It has the beneficial effect that:Each reasonable raw material proportioning in egg duck feed of the present invention, the content of water soluble selenium albumen and selenoaminoacid is high, with insecticidal action, it is easy to be digested and assimilated by laying duck, the disease infection chance that young laying duck can be reduced, promotes the growth of laying duck fast, improves the egg production of duck's egg, the laid eggs mesolecithal weight of laying duck is improved, the content of cholesterol in yolk is reduced.
Description
Technical field
The present invention relates to field of feed, more particularly to the egg duck feed based on corn.
Background technology
With the raising of China's level of economic development, China's animal husbandry also achieves significant achievement, in recent years with people
Improvement of living standard, requirement of the people to food nutrition level also increase, also have certain journey to the requirement of duck's egg
The increase of degree.Modern nutriology man thinks that duck, goose are health foods, at the same more and more people also begin to receive duck's egg and
Duck product, demand are also increasing.This requires us to increase the research to duck, improves its production performance and disease-resistant
Ability finally improves yield, meets the needs of people.Duck culturing industry has the advantages that less investment, period are short, it is fast to get rich, at
The first choice built up the family fortunes for numerous raisers.With the increasingly scale that laying duck cultivates, cage technology is because its labor intensity is low, raw
The advantages that producing high efficiency, being easily managed will certainly become a kind of power pushing cultivation development.
Laying duck entered after laying period, and than in the past, more any stage is all high to the demand of nutriment for laying duck, except for tieing up
It holds outside nutriment necessary to vital movement, it is also necessary to largely due to various nutriments necessary to laying eggs, such as energy, albumen
Matter, calcium etc..And laying duck, due to continuously laying eggs, the nutriment of consumption is especially more, such as produces an egg daily, egg size is based on 65g
It calculates, then thick protein 8.75g (being calculated containing thick protein 13.5% by shell egg), crude fat 9.43g is needed (to be accounted for by crude fat content
The 14.5% of shell egg calculates), therefore these nutriments must be in liberal supply.In addition it is also necessary to a large amount of inorganic salts and the life of various dimensions
Element.As nutriment is not comprehensive in feed, or lack certain several element, then egg production declines, and if egg number is reduced, oviposition period pushes away
Late, eggshell is coarse or duck weight loss, loose random are lost the appetite, slow in reacting, is afraid of lower water etc..Laying duck in existing is raised
Material, all can be laying duck sufficient nutriment is provided, but after being laid eggs due to laying duck, for the nutritional need for meeting itself, often
Feed is speeded, food-intake suddenly increases, and existing egg duck feed causes its digestive system based on the coarse food grains such as corn, wheat
Prodigious burden influences the food-intake of laying duck instead.Therefore, change feeding manner, research and development kind egg duck feed is very necessary.
The prior art such as Authorization Notice No. is the Chinese invention patent of 103652455 B of CN, discloses a kind of laying duck feeding
Material.The feed includes following formula:Husk 10-40, corn flour 40-80, peanut meal 20-50, soyabean expeller 10-30, phosphoric acid hydrogen
Calcium 1-4, mountain flour 5-15, salt 1-5, premix 5-20, calcium carbonate 1-5, sesame seed meal 5-15, rapeseed dregs 5-20, methionine 1-4,
Fishbone dust 2-8, plant extracts 2-7, Cottonseed Meal 10-20, tapioca flour 10-20, choline 2-8, trace element 2-7, vegetable oil 2-
9, complex enzyme formulation 1-5, amino acid 1-4, zinc sulfate 1-4.It, can by feeding the duck feed containing plant extracts to laying duck
Feed is saved, and dosage can be reduced and reduce feeding cost, improves duck culturing benefit;Formula using the present invention feeds laying duck,
The laying rate of laying duck is high.Plant extracts has medicinal function, improves the immunity of body, reduces the generation of disease, reduces
The use of drug, produces the livestock products duck's egg of safe and secure.Duck breathing problem and beak anus, beak are reduced in feeding process
The generation of phenomena such as plumage.But the feed causes very laying duck digestive system based on the coarse food grains such as husk, corn flour, peanut meal
Big burden influences the food-intake of laying duck instead.
Invention content
The purpose of the present invention is to provide a kind of each reasonable raw material proportioning, the content of water soluble selenium albumen and selenoaminoacid
Height, have insecticidal action, be easy to be digested and assimilated by laying duck, it is possible to reduce the disease infection chance of young laying duck, promote laying duck at
It is long fast, the egg production of duck's egg is improved, improves the laid eggs mesolecithal weight of laying duck, the content of cholesterol based on jade in reduction yolk
The egg duck feed of rice.
The present invention in view of the above technology in the problem of mentioning, the technical solution taken is:
Egg duck feed based on corn, egg duck feed include the cassiri being prepared by following methods:By corn dry powder
It is ground to 80-120 mesh, it is 45-53% to add water to water content, adds tryptophan, after mixing high pressure sterilization 20-30min,
Cooling, inoculum concentration is 4-7% inoculating lactic acid bacteriums, and ferment 2-3d at 35-40 DEG C, freeze-drying, crushed 200-300 mesh sieve, i.e.,
Obtain cassiri.Protein that can be in degrading maize in fermentation process, starch are small-molecule substance, destroy package
In the seitan layer of corn flour outer layer, starch granules is made fully to expose, and then change the molecular structure inside corn flour, improves fermentation
The content of the substances such as lysine, water-solubility protein in corn flour, it is easier to be absorbed and utilized, digestive system will not be caused by laying duck
Burden, promotes the food-intake of laying duck, moreover it is possible to so that starch structure in corn flour is become loose, be conducive to the retentiveness for enhancing corn flour
Energy and viscoelasticity, improve its processing performance, while can reduce aflatoxin B1 content in corn flour, improve the use of corn flour
Safety, and can make cassiri that there is light mellowness, improve the organoleptic quality of corn flour, cassiri contains in addition
Lactic acid bacteria can make the dominant microflora in laying duck body have comparative advantage, to promote protein, fat, carbohydrate etc.
Digesting and assimilating for nutriment, improves feed conversion rate, moreover it is possible to cooperate with other feedstuffs, reduce duck's egg mesolecithal
The content of cholesterol improves duck's egg quality, in short, the efficiency of feed utilization and performance of egg duck feed can be improved.
Preferably, tryptophan is added to as the 0.34-0.42% of corn flour weight, L-Trp and D- in tryptophan
The ratio of tryptophan is 22-25:1.On the one hand the addition of above-mentioned tryptophan can provide sufficient carbon source and nitrogen source for lactic acid bacteria,
The growth for promoting lactic acid bacteria, extends the logarithmic phase of lactic acid bacteria so that lactic acid bacteria is metabolized out more organic acids, enzyme, extracellular more
The metabolites such as sugar, and then destroy the paddy albumin in corn flour so that the exposure of starch granules in corn flour, and then change beautiful
Molecular structure inside rice flour so that corn flour has more hydrophilic radicals, is conducive to corn flour and is absorbed and utilized by laying duck, and
Its palatability can be improved, the special proportioning of another aspect L-Trp and D-trp can avoid lactic acid bacteria using corn flour
Catabolite, and the yield of the water soluble selenium albumen and selenoaminoacid in corn can be improved so that it need not be added again in feed
Inorganic selenium reduces the cost of feed.
Preferably, egg duck feed includes following component and its parts by weight:30-50 parts of cassiri, fermented bean dregs 12-
22 parts, 5-15 parts of citrus bark extract, 2-7 parts of Chinese medicine slag, 2-5 parts of choline, 1-3 parts of vegetable oil, 1-5 parts of trace element, lemon
0.2-0.4 parts sour, 0.1-0.3 parts of phytase, 0.001-0.002 parts of beta glucan.Above-mentioned each reasonable raw material proportioning of feed, laying duck
Feed is free of any pigment, and nutritional ingredient is high, and anti-stress ability is strong, and the content of water soluble selenium albumen and selenoaminoacid is high, has
Insecticidal action is easy to be digested and assimilated by laying duck, it is possible to reduce the disease infection chance of young laying duck promotes the growth of laying duck fast, carries
The egg production of high duck's egg improves the laid eggs mesolecithal weight of laying duck, reduces the content of cholesterol in yolk.
Further preferably, the preparation method of citrus bark extract is:By orange peel crushed after being dried to 40-60 mesh, by material
Liquor ratio is 1:9-11(g/mL)Extracting solution is added, it is ultrasonic under conditions of temperature is 30-40 DEG C, ultrasonic power is 200-300W
Wave extracts 20-30min, and filtering repeats extraction 2-4 times, and merging filtrate, solvent evaporated is to get citrus bark extract.The orange peel
The preparation method simple possible of extract, ultrasonic wave forms minute bubbles and broken minute bubbles by making in extracting solution, to generate
Shock wave, effectively broken biological cell and tissue, achieve the purpose that high efficiency extraction carotenoid, class in a relatively short period of time
The recovery rate and extraction rate of carrotene are higher so that contain a large amount of carotenoid, Ke Yiti in citrus bark extract
The activity of high laying duck superoxide dismutase from liver and catalase reduces the content of malonaldehyde in liver, can adjust liver
The function of dirty Antioxidant Enzymes reaches gain effect with other raw materials, improves the laid eggs mesolecithal weight of laying duck, reduces in yolk
The content of cholesterol.
For optimal technical scheme, the measure taken further includes:Extracting solution is that volume ratio is 1:0.5-0.8: 1.7-2.1
Acetone, petroleum ether and ethyl alcohol mixed liquor.The extracting solution can improve the oxygen-containing carotenoids that polarity is big in citrus bark extract
The recovery rate of element, the small carotenoid of polarity, and then the total amount of carotenoid in extract is improved, improve the comprehensive of feed
Energy.
The 2,6 di tert butyl 4 methyl phenol of the 0.08-0.12% contained in extracting solution and the catechu of 0.02-0.03%
Element.The addition of 2,6- di-tert-butyl-4-methy phenols and catechin can improve penetrating power of the extracting solution to dry orange peel cell,
Carotenoid is preferably discharged from cell, the carrotene released can be enable to be quickly dissolved in extracting solution, carried
High extraction and extraction rate, while the special presence of 2,6- di-tert-butyl-4-methy phenol and catechin can promote ultrasound
The hydroperoxides that wave generates decompose, and avoid that carotenoid is caused to degrade, improve the yield of carotenoid.
Compared with the prior art, the advantages of the present invention are as follows:1)Each reasonable raw material proportioning of feed of the present invention is free of any color
Element, nutritional ingredient are high, and anti-stress ability is strong, and the content of water soluble selenium albumen and selenoaminoacid is high, has insecticidal action, be easy to by
Laying duck is digested and assimilated, it is possible to reduce and the disease infection chance of young laying duck promotes the growth of laying duck fast, improves the egg production of duck's egg,
The laid eggs mesolecithal weight of laying duck is improved, the content of cholesterol in yolk is reduced;2)Present invention cassiri has more
Hydrophilic radical, be conducive to corn flour and be absorbed and utilized by laying duck, palatability is high, and water soluble selenium albumen and selenoaminoacid content are high,
So that inorganic selenium need not be added in feed again, the cost of feed is reduced;3)The present invention contains a large amount of carotenoid in using,
The activity of laying duck superoxide dismutase from liver and catalase can be improved, the content of malonaldehyde in liver, energy are reduced
The function of adjusting hepatic antioxidant system reaches gain effect with other raw materials, improves the laid eggs mesolecithal weight of laying duck, reduces
The content of cholesterol in yolk.
Specific implementation mode
The present invention program is described further below by embodiment:
Embodiment 1:
Egg duck feed based on corn, egg duck feed include the cassiri being prepared by following methods:By corn dry powder
80 mesh are ground to, it is 53% to add water to water content, adds tryptophan, after mixing high pressure sterilization 20min, cooling, inoculum concentration
For 7% inoculating lactic acid bacterium, ferment 3d at 35 DEG C, freeze-drying, crushed 200 mesh sieve to get cassiri.Microorganism sends out
Protein that can be in degrading maize during ferment, starch are small-molecule substance, destroy the seitan layer for being wrapped in corn flour outer layer,
So that starch granules is fully exposed, and then change the molecular structure inside corn flour, improves lysine, water solubility in cassiri
The content of the substances such as albumen, it is easier to be absorbed and utilized by laying duck, digestive system will not be caused to bear, promote the feed of laying duck
Amount, moreover it is possible to make starch structure in corn flour become loose, be conducive to the water retention property and viscoelasticity that enhance corn flour, improve it and add
Work performance, while aflatoxin B1 content in corn flour can be reduced, the safety in utilization of corn flour is improved, and fermentation can be made beautiful
Rice flour has light mellowness, improves the organoleptic quality of corn flour, cassiri contains lactic acid bacteria in addition, can make laying duck body
Interior dominant microflora has comparative advantage, to promote digesting and assimilating for the nutriments such as protein, fat, carbohydrate,
Improve feed conversion rate, moreover it is possible to cooperate with other feedstuffs, reduce the content of duck's egg mesolecithal cholesterol, improve duck
Egg Quality, in short, the efficiency of feed utilization and performance of egg duck feed can be improved.
Being added to for above-mentioned tryptophan is the 0.42% of corn flour weight, the ratio of L-Trp and D-trp in tryptophan
Example is 22:1.On the one hand the addition of above-mentioned tryptophan can provide sufficient carbon source and nitrogen source for lactic acid bacteria, promote lactic acid bacteria
Growth, extends the logarithmic phase of lactic acid bacteria so that and lactic acid bacteria is metabolized out the metabolites such as more organic acids, enzyme, exocellular polysaccharide,
And then destroy the paddy albumin in corn flour so that the exposure of starch granules in corn flour, and then change point inside corn flour
Minor structure so that corn flour has more hydrophilic radicals, is conducive to corn flour and is absorbed and utilized by laying duck, and it is agreeable to the taste to improve its
Property, the special proportioning of another aspect L-Trp and D-trp can avoid lactic acid bacteria from utilizing the catabolite of corn flour, and
The yield of the water soluble selenium albumen and selenoaminoacid in corn can be improved so that inorganic selenium need not be added in feed again, reduced
The cost of feed.
Above-mentioned egg duck feed includes following component and its parts by weight:50 parts of cassiri, 12 parts of fermented bean dregs, orange peel
15 parts of extract, 2 parts of Chinese medicine slag, 5 parts of choline, 1 part of vegetable oil, 5 parts of trace element, 0.2 part of citric acid, 0.3 part of phytase, β-
0.001 part of glucan.Above-mentioned each reasonable raw material proportioning of feed, egg duck feed are free of any pigment, and nutritional ingredient is high, resisting stress energy
Power is strong, and the content of water soluble selenium albumen and selenoaminoacid is high, has insecticidal action, it is possible to reduce the disease of young laying duck infects machine
Meeting promotes the growth of laying duck fast, improves the egg production of duck's egg, improves the laid eggs mesolecithal weight of laying duck, and it is solid to reduce courage in yolk
The content of alcohol.
The preparation method of citrus bark extract is:It is 1 by solid-liquid ratio by orange peel crushed after being dried to 60 mesh:9(g/mL)
Extracting solution, ultrasonic wave extraction 30min under conditions of temperature is 40 DEG C, ultrasonic power is 200W is added, filtering repeats to extract
2 times, merging filtrate, solvent evaporated is to get citrus bark extract.The preparation method simple possible of the citrus bark extract, ultrasound
Wave forms minute bubbles and broken minute bubbles by making in extracting solution, to generate shock wave, effective broken biological cell and group
Knit, achieve the purpose that high efficiency extraction carotenoid in a relatively short period of time, the recovery rate and extraction rate of carotenoid compared with
It is high so as to contain a large amount of carotenoid in citrus bark extract, laying duck superoxide dismutase from liver and mistake can be improved
The activity of hydrogen oxide enzyme reduces the content of malonaldehyde in liver, can adjust the function of hepatic antioxidant system, be reached with other raw materials
To gain effect, the laid eggs mesolecithal weight of laying duck is improved, reduces the content of cholesterol in yolk.
Said extracted liquid is that volume ratio is 1:0.8:1.7 acetone, the mixed liquor of petroleum ether and ethyl alcohol.The extracting solution can
The oxygen-containing carotenoid that polarity is big in citrus bark extract, the recovery rate of the small carotenoid of polarity are improved, and then is carried
The total amount for taking carotenoid in object improves the comprehensive performance of feed.
0.12% 2,6 di tert butyl 4 methyl phenol that contains in said extracted liquid and 0.02% catechin.2,6-
The addition of di-tert-butyl-4-methy phenol and catechin can improve penetrating power of the extracting solution to dry orange peel cell so that class
Carrotene can preferably be discharged from cell, and the carrotene released can be enable to be quickly dissolved in extracting solution, improve extraction
Rate and extraction rate, while the special presence of 2,6- di-tert-butyl-4-methy phenol and catechin can promote ultrasonic wave to generate
Hydroperoxides decompose, avoid that carotenoid is caused to degrade, improve the yield of carotenoid.
Embodiment 2:
Egg duck feed based on corn, egg duck feed include the cassiri being prepared by following methods:By corn dry powder
100 mesh are ground to, it is 50% to add water to water content, adds tryptophan, after mixing high pressure sterilization 25min, cooling, inoculation
Amount is 6% inoculating lactic acid bacterium, and ferment 2.5d at 37 DEG C, freeze-drying, crushed 250 mesh sieve to get cassiri.It is above-mentioned
Being added to for tryptophan is the 0.4% of corn flour weight, and the ratio of L-Trp and D-trp is 24 in tryptophan:1.
Above-mentioned egg duck feed includes following component and its parts by weight:40 parts of cassiri, 18 parts of fermented bean dregs, orange peel
10 parts of extract, 5 parts of Chinese medicine slag, 4 parts of choline, 2 parts of vegetable oil, 2 parts of trace element, 0.3 part of citric acid, 0.2 part of phytase, β-
0.0015 part of glucan.
The preparation method of citrus bark extract is:It is 1 by solid-liquid ratio by orange peel crushed after being dried to 50 mesh:10(g/
mL)Extracting solution is added, ultrasonic wave extraction 25min under conditions of temperature is 35 DEG C, ultrasonic power is 250W is filtered, and is repeated
Extraction 3 times, merging filtrate, solvent evaporated is to get citrus bark extract.Said extracted liquid is that volume ratio is 1:0.7:2 acetone,
The mixed liquor of petroleum ether and ethyl alcohol;0.1% 2,6 di tert butyl 4 methyl phenol that contains in extracting solution and 0.025% youngster
Theine.
Embodiment 3:
Egg duck feed based on corn, egg duck feed include the cassiri being prepared by following methods:By corn dry powder
100 mesh are ground to, it is 50% to add water to water content, after mixing high pressure sterilization 25min, cooling, and inoculum concentration is 6% inoculating lactic acid
Bacterium, ferment 2.5d at 37 DEG C, freeze-drying, crushed 250 mesh sieve to get cassiri.Above-mentioned tryptophan is added to
It is the 0.4% of corn flour weight.
Above-mentioned egg duck feed includes following component and its parts by weight:40 parts of cassiri, 18 parts of fermented bean dregs, orange peel
10 parts of extract, 5 parts of Chinese medicine slag, 4 parts of choline, 2 parts of vegetable oil, 2 parts of trace element, 0.3 part of citric acid, 0.2 part of phytase, β-
0.0015 part of glucan.
The preparation method of citrus bark extract is:It is 1 by solid-liquid ratio by orange peel crushed after being dried to 50 mesh:10(g/
mL)Extracting solution is added, ultrasonic wave extraction 25min under conditions of temperature is 35 DEG C, ultrasonic power is 250W is filtered, and is repeated
Extraction 3 times, merging filtrate, solvent evaporated is to get citrus bark extract.Said extracted liquid is that volume ratio is 1:0.7:2 acetone,
The mixed liquor of petroleum ether and ethyl alcohol;0.1% 2,6 di tert butyl 4 methyl phenol that contains in extracting solution and 0.025% youngster
Theine.
Embodiment 4:
Egg duck feed based on corn, egg duck feed include the cassiri being prepared by following methods:By corn dry powder
100 mesh are ground to, it is 50% to add water to water content, adds tryptophan, after mixing high pressure sterilization 25min, cooling, inoculation
Amount is 6% inoculating lactic acid bacterium, and ferment 2.5d at 37 DEG C, freeze-drying, crushed 250 mesh sieve to get cassiri.It is above-mentioned
Being added to for tryptophan is the 0.4% of corn flour weight, and the ratio of L-Trp and D-trp is 24 in tryptophan:1.
Above-mentioned egg duck feed includes following component and its parts by weight:40 parts of cassiri, 18 parts of fermented bean dregs, orange peel
10 parts of extract, 5 parts of Chinese medicine slag, 4 parts of choline, 2 parts of vegetable oil, 2 parts of trace element, 0.3 part of citric acid, 0.2 part of phytase, β-
0.0015 part of glucan.
The preparation method of citrus bark extract is:It is 1 by solid-liquid ratio by orange peel crushed after being dried to 50 mesh:10(g/
mL)Extracting solution is added, ultrasonic wave extraction 25min under conditions of temperature is 35 DEG C, ultrasonic power is 250W is filtered, and is repeated
Extraction 3 times, merging filtrate, solvent evaporated is to get citrus bark extract.Said extracted liquid is that volume ratio is 1:0.7:2 acetone,
The mixed liquor of petroleum ether and ethyl alcohol.
Embodiment 5:
Feeding trial
100 healthy laying period laying ducks are chosen, is divided into 3 groups immediately, every group 50, is divided into control group and test group, test group
2 duck feed of feeding embodiment, control group 1 feed 3 feed of embodiment, and control group 2 feeds 4 feed of embodiment, the nursing time of two groups of laying ducks
Number, feeding volume, nursing time all same, the upgrowth situation situation of two groups of ducks is as shown in table 1 after 45 days.
The feeding trial result of 1 laying duck of table
Group class | Laying rate(%) | Egg size(g) | Yolk weight(g) | Cholesterol(mg/g) |
Test group | 99.2 | 67.01 | 16.09 | 10.56 |
Control group 1 | 91.8 | 65.98 | 15.67 | 11.22 |
Control group 2 | 90.4 | 65.72 | 15.34 | 11.42 |
From table 1 it follows that the laying rate of laying duck, egg size and yolk are above control group 1 and control group 2 again in embodiment 2,
And cholesterol is less than control group 1 and control group 2, illustrates that the addition of tryptophan can improve the utilization rate of feed, improves laying duck
Laying rate;The addition of the addition of 2,6- di-tert-butyl-4-methy phenols and catechin can improve the yield of carotenoid, make
Gain effect can be reached with other raw materials by obtaining citrus bark extract, improve the laid eggs mesolecithal weight of laying duck, be reduced in yolk
The content of cholesterol.
Routine operation in the operating procedure of the present invention is well known to those skilled in the art, herein without repeating.
Technical scheme of the present invention is described in detail in embodiment described above, it should be understood that the above is only
For specific embodiments of the present invention, it is not intended to restrict the invention, all any modifications made in the spirit of the present invention,
Supplement or similar fashion replacement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. the egg duck feed based on corn, it is characterised in that:The egg duck feed includes the fermentation being prepared by following methods
Corn flour:Water and tryptophan will be added in corn dry powder, after mixing high pressure sterilization, lactobacillus-fermented is inoculated with after cooling, freezed
Sieving be dry, pulverize to get cassiri.
2. the egg duck feed according to claim 1 based on corn, it is characterised in that:The tryptophan is added to as jade
The 0.34-0.42% of rice flour weight, the ratio of L-Trp and D-trp is 22-25 in the tryptophan:1.
3. the egg duck feed according to claim 1 based on corn, it is characterised in that:The fermentation condition is:Water content
For 45-53%, inoculum concentration 4-7%, fermentation temperature is 35-40 DEG C, time 2-3d.
4. the egg duck feed according to claim 1 based on corn, it is characterised in that:The egg duck feed include below at
Point and its parts by weight:30-50 parts of cassiri, 12-22 parts of fermented bean dregs, 5-15 parts of citrus bark extract, Chinese medicine slag 2-7
Part, 2-5 parts of choline, 1-3 parts of vegetable oil, 1-5 parts of trace element, 0.2-0.4 parts of citric acid, 0.1-0.3 parts of phytase, β-Portugal are poly-
It is 0.001-0.002 parts sugared.
5. the egg duck feed according to claim 4 based on corn, it is characterised in that:The preparation of the citrus bark extract
Method is:It is 1 by solid-liquid ratio by orange peel crushed after being dried to 40-60 mesh:9-11(g/mL)Extracting solution is added, is in temperature
30-40 DEG C, ultrasonic power be 200-300W under conditions of ultrasonic wave extraction 20-30min, filtering, repeat extraction 2-4 time, conjunction
And filtrate, solvent evaporated is to get citrus bark extract.
6. the egg duck feed according to claim 4 based on corn, it is characterised in that:The extracting solution is that volume ratio is
1:0.5-0.8:The acetone of 1.7-2.1, the mixed liquor of petroleum ether and ethyl alcohol.
7. the egg duck feed according to claim 4 based on corn, it is characterised in that:Contain in the extracting solution
The 2,6 di tert butyl 4 methyl phenol of 0.08-0.12% and the catechin of 0.02-0.03%.
Priority Applications (1)
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CN201810353842.3A CN108740291A (en) | 2018-04-19 | 2018-04-19 | Egg duck feed based on corn |
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CN201810353842.3A CN108740291A (en) | 2018-04-19 | 2018-04-19 | Egg duck feed based on corn |
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CN108740291A true CN108740291A (en) | 2018-11-06 |
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CN201810353842.3A Withdrawn CN108740291A (en) | 2018-04-19 | 2018-04-19 | Egg duck feed based on corn |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110973347A (en) * | 2019-11-19 | 2020-04-10 | 江苏三仪动物营养科技有限公司 | Laying duck feed and preparation method thereof |
-
2018
- 2018-04-19 CN CN201810353842.3A patent/CN108740291A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110973347A (en) * | 2019-11-19 | 2020-04-10 | 江苏三仪动物营养科技有限公司 | Laying duck feed and preparation method thereof |
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