CN104054911B - A kind of laying poultry feed addictive and laying poultry feed - Google Patents
A kind of laying poultry feed addictive and laying poultry feed Download PDFInfo
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- CN104054911B CN104054911B CN201410252822.9A CN201410252822A CN104054911B CN 104054911 B CN104054911 B CN 104054911B CN 201410252822 A CN201410252822 A CN 201410252822A CN 104054911 B CN104054911 B CN 104054911B
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
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Abstract
The invention discloses a kind of laying poultry feed addictive, the microalgae powder comprising schizochytrium can also further be combined comprising schizochytrium with the microalgae powder of blood cell algae.Further, the application the invention discloses the laying poultry feed addictive in laying poultry feed.It is made into laying poultry feed by the way that laying poultry feed addictive of the invention to be added in basal feed and is used to feed the poultry such as chicken, duck, goose, quail, pigeon, effectively improve the nutrient composition content in poultry egg laying, the content for especially improving lay eggs middle nutritional ingredient DHA, EPA and astaxanthin, is greatly improved health care and the nutritive validity of poultry egg laying.
Description
Technical field
The present invention relates to a kind of laying poultry feed addictives for home poultry raising, belong to poultry breeding field.
Background technique
Poultry egg laying is one of most common dietetic food in people's daily life, egg, duck's egg, goose egg, quail egg, dove
Sub- egg, especially egg are all the conventional foods on people's dining table.In order to improve the nutritional quality of poultry egg laying, field is cultivated
Researcher attempted various feeding methods and feed in recent years, improved feeding method is usually to pass through illumination etc.
The daily schedule of improvement of terms poultry, so that its laying rate is improved and quality of laying eggs, to nutrient composition content shadows various in laying eggs
It rings little；Improve feed be by being directly added various microelements and mineral salt in feed, such as calcium carbonate, potassium iodide,
Trace mineral supplement, amino acid additive, vitamine supplement etc., this feed ignores poultry and the physiology of human body is poor
Different, these artificial synthetic ingredients of the increase of blindness can't promote absorption of these elements in poultry body, be generally only to make
For discharges.Existing research is also shown, these ingredients are largely added in laying poultry feed in the laying eggs of poultry
Related nutritional content of material influences little；Recently, this field occurs improving laying rate of laying hen and Egg Quality using Chinese medicine
Research, this feed improved method exist people with traditional Chinese medicine ingredients use also without the biological nature for considering poultry, blindness
On poultry, not only without improving the life quality of poultry and quality of laying eggs, occurs the poultry as caused by physiologic derangement instead
Dead and the problems such as quality declines, oviposition period is irregular of laying eggs, can not be applied to large-scale farming industry.
Comprehensively consider defect existing in the prior art, does not account for the biological nature of poultry, poultry conduct mainly
The biology of artificial rearing over thousand, mainly using plant or plant processing product as food, physiological structure is such as eaten
The villus distributions of the inner walls such as road, enteron aisle, evolution of the shape of oral area, digestive system etc. are all corresponding plant feeds, are attempted
By external source synthetic ingredient to poultry absorb only result in it otherwise do not absorb cause waste and improve aquaculture cost or absorb after
Conflict with digestive system and endocrine system generation, leads to physically different or even illness and death.
Summary of the invention
In view of the drawbacks of the prior art, it the invention discloses a kind of laying poultry feed addictive, is readily able to disappear for poultry
Change the plant feed ingredient absorbed to be added in feed as additive, be digested by the digestive system of poultry animal
And absorption.Additive of the invention mixes composition mixed fodder with common laying poultry feed for keeping fowls, and energy is significant
The nutrient composition content for improving poultry egg laying, especially can be improved nutritional ingredient docosahexaenoic acid (DHA), 20 light dydrocarbons
The content of olefin(e) acid (EPA) and antioxidant astaxanthin (Astaxanthin).
To achieve the above object, the present invention is achieved through the following technical solutions:
A kind of laying poultry feed addictive, the microalgae powder comprising schizochytrium.
In additive of the invention, schizochytrium is that a kind of speed of growth is fast, biological convenient for the microalgae of culture, thin
The DHA that can not be synthesized in fatty acid and humans and animals body intracellular with high level, DHA are a kind of important nutritional ingredients,
Effectively can improve health and resist disease invasion, at the same DHA be also fatty acid important in brain, nerve and cellula visualis at
Point, the normal of human body physiological function is played and the prevention and treatment important role of a variety of diseases, especially in infant's brain and
Occupy highly important status during development of vision system, existing research also demonstrates that DHA has anticoagulation, the anti-heart to human body
Angiosis, the important physiological functions such as reducing blood lipid, preventing arteriosclerosis, brain, anticancer have extensive medical value.
In additive of the invention, schizochytrium limacinum microalgae used, which can be, naturally to be acquired, for the ease of controlling matter
Amount improves DHA content, and preferably under gmp conditions with sugared heterotrophic fermentation preparation, amount containing DHA is in 30%~60% (dry weight).
It include also blood cell algae in the additive further to improve nutritive value, in terms of mass fraction, fragmentation
Pot algae: blood cell algae is (1~30): (1~30).
In mentioned component, blood cell algae (being also haematococcus pluvialis, the astaxanthin containing 0.5%-3.5%) egg rich in
White matter, lipid, dietary fibre, biotin, cellulose, unsaturated fatty acid, bioactive polysaccharide, nucleic acid, vitamin, micro member
The ingredients such as element, minerals, folic acid and chlorophyll, astaxanthin contained therein are a Carotenoids, are the ketone of carrotene
Radical derivative has good antioxidant activity (being higher than carrotene and vitamin E), but existing for the exclusive use of blood cell algae
Problem is that astaxanthin is difficult to tire out and be enriched in poultry inner product, therefore all there has been no researchs to attempt blood cell algae for this field for a long time
As animal feed.
In order to improve the absorption in poultry body such as schizochytrium, laying poultry feed addictive of the invention also includes spiral shell
Revolve algae, in terms of mass fraction, schizochytrium: spirulina is (1~30): (1~20).
Wherein, spirulina contain a large amount of albumen and vitamin group very rich (vitamin B1, B2, B5, B6,
B11, B12, C, E etc.), and rich in a variety of the essential trace elements of the human bodys (calcium, magnesium, sodium, potassium, phosphorus, iodine, selenium, iron, copper,
Zinc etc.).Chlorophyll A contained in spirulina has the net blood function of hematopoiesis.It can promote calcium uptake containing acid and gamma-linolenic in spirulina, mention
High immunity prevents metabolic disorder and prevents aging, and acid and gamma-linolenic is the precursor of prostaglandin, under the action of oxygenase
Become prostaglandin, to reproduction, cardiovascular, breathing, digestion and nervous system play a protective role.Polysaccharide in spirulina is resistant to
Immunity of organisms is radiated and enhanced, while the activity of the SOD in blood plasma can also be improved, the generation of lipid peroxide is reduced, has
The effect of anti-aging promotes infantile health growth, balanced nutritious, the essence for maintaining adult vigorous of Juvenile development growth stage
Power delays the aging of the elderly, weight-reducing, skin care, beauty.
Meanwhile linoleic acid, linolenic acid in spirulina etc. can be converted to DHA, EPA of tool physiological activity after being metabolized, gram
The defect of EPA can not be provided by having taken traditional algae, to further increase the nutritional quality laid eggs.
Moreover, it is often more important that, the cell wall of spirulina is very thin, and thickness only has 40~60 μm, and is by peptide Portugal
What glycan was constituted, be easily degraded digestion and absorption, and using spirulina, cell wall can effectively forgive the nutritional ingredient in blood cell algae,
Especially can High accumulation and enrichment schizochytrium DHA, so that it is completed accumulation enrichment in the digested system of poultry body and is absorbed.
On this basis, as an improved technical solution, laying poultry feed addictive of the invention includes blood cell
Algae and spirulina, in terms of mass fraction, blood cell algae: schizochytrium: spirulina is (1~30): (1~30): (1~20).
Applicant has extensively studied effect of each Ingredient Amount in feed, it is preferred that blood cell algae: schizochytrium: spiral
Algae is (1~7): (1~7): (1~5).
In above-mentioned improved composition, it is not only to improve the nutrition group of feed addictive of the present invention using the purpose of spirulina
At, it is prior, schizochytrium and blood cell algae are effectively forgiven by the cell of spirulina, so that DHA and astaxanthin are in rapidly
The digested system of carcass is completed accumulation enrichment and is absorbed, that is to say, that is applied in combination by above-mentioned three kinds of microalgaes, for feeding house
Fowl can make multiple nutritional components be enriched with and digest and assimilate in poultry body inner height.
Since composition of the invention has above-mentioned advantage, the present invention discloses accordingly applies above-mentioned laying poultry feeding
The laying poultry feed of feed additives, by the way that microalgae powder feed additive of the invention to be added to traditional laying poultry feed
In it can be made to lay eggs rich in nutritional ingredient DHA+EPA for keeping fowls, yolk is golden yellow, and egg white is dense, albumen film thickness
Jail, containing multiple proteins, amino acid, vitamin, selenium, etc. nutritions, for prevent and treat diabetes, hypertension, in
Wind, cardiovascular and cerebrovascular disease, abscess and all kinds of cancers have splendid food therapy effect.
In the present invention, above-mentioned so-called laying poultry feed is the common basal feed that can be kept fowls and family of laying eggs
The mixture of feed additive for fowls, the poultry fed are primarily referred to as these three common poultry of chicken, duck, goose and quail, pigeon
Deng especially chicken.
It should be noted that the present invention also can according to need for feeding other animals, the mainly water such as fish, shellfish
Biology promotes the nutrient composition content in its growth and meat products.
Those skilled in the art are it is known that for chicken, duck, goose, and due to the difference of biological moral character, daily feeding amount is
Different, it can be according to the empirically determined forage volume for giving poultry of routine feeding.
Preferably, when the poultry is chicken, 50~200 grams of laying poultry feed of mark is fed daily by 1 kilogram of chicken weight
Standard is fed, and is more preferably fed by 1 kilogram of standard for feeding 75~100 grams of mixed fodder daily of chicken weight；When the poultry be duck or
When goose, is fed by 1 kilogram of standard for feeding 50~400 grams of laying poultry feed daily of duck or goose weight, more preferably press duck or goose body
The standard that 1 kilogram is fed 100~240 grams of mixed fodder daily is weighed to feed.
When schizochytrium limacinum is used alone, it is contemplated that the poultry such as chicken and duck usually press chicken to the absorbing state of schizochytrium limacinum
The standard that 1 kilogram of weight feeds 80~90 grams of mixed fodder daily is fed, and feeds mixed fodder 150~200 daily by 1 kilogram of duck weight
Gram standard feed.
Feeding method provided by above-mentioned is simultaneously unrestricted, according to specific poultry type, week old etc., art technology
Personnel can reasonably adjust the dosage of feed.
Likewise, the number of days (egg for being defined as giving birth to after minimum nursing number of days is DHA health-care eggs) fed can also carry out reality
Border adjustment, was generally advisable with 5~10 days.
The laying poultry feed disclosed in this invention for applying above-mentioned laying poultry feed addictive, is by basal feed
Mixed with laying poultry feed addictive, usually the mass parts ratio of the two is 100:(0.5~20), preferably 100:(3
~19), more preferably 100:(8~15).
The so-called basal feed of the present invention, refers to available any feed for keeping fowls known in the art, example
Such as various crops powders, such as corn flour, soy meal, peanut powder, grain dust, sorghum flour, multiple kinds of crops powder can also be
The mixture of material.
Preferably, basal feed used is the mixture of a variety of powders, to guarantee that feed is capable of providing balanced nutrient,
Including but not limited to following compositions:
The basal feed includes corn flour, wheat bran, bean dregs, acid-sludge, shell calcium powder (also known as conch meal, shell calcium carbonate
Powder), the mass parts ratio of each ingredient is (80~90): (1~5): (1~2): (1~2): (1~2).
It wherein, is to be uniformly mixed after crushing basal feed with laying poultry feed addictive when preparing mixed fodder,
To be easier to absorb.
Specific degree of grinding needs oral area feature and digestive system feature in view of common poultry, usual basal feed
In corn flour, shell calcium powder be crushed to 1000~5000 mesh.
Other ingredients, wheat bran, bean dregs, acid-sludge are purchased from the market, and the mesh number of these usual finished products is all 5000
Within mesh.
Specific embodiment
Embodiment 1
(1) microalgae of following parts by weight: 5 parts of blood cell algae, 3 parts of schizochytrium limacinum, 1 part of spirulina is taken, is uniformly mixed, is formed micro-
Algae composition；
(2) above-mentioned microalgae composition is added in the basal feed of the mass mixings such as corn flour and wheat bran and is uniformly mixed,
Mixed fodder is formed, wherein additive amount is microalgae composition weight: feed relative=7:100；
(3) mixed fodder is fed three Huangs to lay eggs chicken, the egg produced after feeding 5 days is the DHA microalgae health care
Egg, feeding standard are to feed 100 grams of mixed fodder daily by the weight of every kilogram of chicken.Feed ShaoXing,ZheJiang duck when, standard be by
The weight of every kilogram of duck feeds 200 grams of mixed fodder daily.
Embodiment 2
(1) take the microalgae of following parts by weight: then 3 parts of blood cell algae, 2 parts of schizochytrium limacinum, 1 part of spirulina are uniformly mixed, group
At microalgae composition；
(2) above-mentioned microalgae composition is added in the basal feed of the mass mixings such as wheat bran and bean dregs and is uniformly mixed, group
At mixed fodder, wherein additive amount is microalgae composition weight: feed relative=10:100；
(3) mixed fodder is fed into three laying hen of wolf, the egg produced after feeding 7 days is the microalgae health-care eggs,
Feeding standard is to feed 120 grams of mixed fodder daily by the weight of every kilogram of chicken.When for when feeding Gaoyou duck, standard to be by every thousand
The weight of gram duck feeds 240 grams of mixed fodder daily.
Embodiment 3
(1) microalgae of following parts by weight: 8 parts of blood cell algae, 5 parts of schizochytrium limacinum, 2 parts of spirulina is taken,
Then mesh is uniformly mixed, form microalgae composition；
(2) above-mentioned microalgae composition is added to basal feed (basal feed composition are as follows: corn flour: wheat bran: bean dregs: vinegar
Slag: shell calcium powder=81:5:2:2:2, mesh number is in 1000~2000 mesh) in be uniformly mixed, form mixed fodder, wherein additive amount
For microalgae composition weight: feed relative=5:100；
(3) mixed fodder is fed into Xianju Chicken, the egg produced after feeding 8 days is the microalgae health-care eggs, is fed
Standard is to feed 100 grams of mixed fodder daily by the weight of every kilogram of chicken.When feeding duck, standard is daily by the weight of every kilogram of duck
Feed 200 grams of mixed fodder.
Embodiment 4
(1) take the microalgae of following parts by weight: then 8 parts of blood cell algae, 5 parts of schizochytrium limacinum, 1 part of spirulina are uniformly mixed, group
At microalgae composition；
(2) above-mentioned microalgae composition is added to basal feed (basal feed composition are as follows: corn flour: wheat bran: bean dregs: vinegar
Slag: shell calcium powder=86:1:2:1.5:1, mesh number is in 2000~2500 mesh) in be uniformly mixed, form mixed fodder, wherein adding
Amount is microalgae composition weight: feed relative=10:100；
(3) mixed fodder is fed into Silkie, the egg produced after feeding 8 days is the microalgae egg, feeding standard
To feed 50 grams of mixed fodder daily by the weight of every kilogram of chicken.When feeding duck, standard is to feed to mix daily by the weight of every kilogram of duck
Close 100 grams of feed.
Embodiment 5
(1) take the microalgae of following parts by weight: then 15 parts of blood cell algae, 5 parts of schizochytrium limacinum, 1 part of spirulina are uniformly mixed,
Form microalgae composition；
(2) above-mentioned microalgae composition is added to basal feed (basal feed composition are as follows: corn flour: wheat bran: bean dregs: vinegar
Slag: shell calcium powder=86:1:2:1.5:1, mesh number is in 2000~2500 mesh) in be uniformly mixed, form mixed fodder, wherein adding
Amount is microalgae composition weight: feed relative=5:100；
(3) mixed fodder is fed into Beijing Fatty Chicken laying hen, the egg produced after feeding 5 days is the microalgae health care chicken
Egg.Feeding standard is to feed 100 grams of mixed fodder daily by the weight of every kilogram of chicken.When feeding Gaoyou duck, standard is by every kilogram
The weight of duck feeds 200 grams of mixed fodder daily.
Embodiment 6
(1) take the microalgae of following parts by weight: then 3 parts of blood cell algae, 3 parts of schizochytrium limacinum are uniformly mixed, composition microalgae combination
Object；
(2) above-mentioned microalgae composition is added to basal feed (basal feed composition are as follows: corn flour: wheat bran: bean dregs: vinegar
Slag: shell calcium powder=90:5:2:2:2, mesh number is in 2000~2500 mesh) in be uniformly mixed, form mixed fodder, wherein additive amount
For microalgae composition weight: feed relative=10:100；
(3) mixed fodder is fed into three yellow laying hens, the egg produced after feeding 8 days is the microalgae health-care eggs.
Feeding standard is to feed 150 grams of mixed fodder daily by the weight of every kilogram of chicken.When feeding Shaoxing duck, standard is by every kilogram of duck
Weight feeds 300 grams of mixed fodder daily.
Embodiment 7
(1) take the microalgae of following parts by weight: then 3 parts of blood cell algae, 3 parts of schizochytrium limacinum, 1 part of spirulina are uniformly mixed, group
At microalgae composition；
(2) above-mentioned microalgae composition is added in wheat bran feed and is uniformly mixed, form mixed fodder, wherein additive amount is
Microalgae composition weight: feed relative=15:100；
(3) mixed fodder is fed into three yellow laying hens, the egg produced after feeding 10 days is the microalgae health-care eggs.
Feeding standard is to feed 150 grams of mixed fodder daily by the weight of every kilogram of chicken.Feeding standard is the weight by every kilogram of Gaoyou duck
300 grams of mixed fodder are fed daily.
Embodiment 8
(1) microalgae of following parts by weight: 0.1 part of blood cell algae, 3 parts of schizochytrium limacinum, 0.1 part of spirulina is taken, then mixing is equal
It is even, form microalgae composition；
(2) above-mentioned microalgae composition is added in the basal feed of the mass mixings such as corn flour, wheat bran, bean dregs and is mixed
It is even, mixed fodder is formed, wherein additive amount is microalgae composition weight: feed relative=10:100；
(3) mixed fodder is fed into fairy house laying hen, the egg produced after feeding 8 days is the microalgae health-care eggs.
Feeding standard is to feed 150 grams of mixed fodder daily by the weight of every kilogram of chicken.Feeding standard is daily by the weight of every kilogram of duck
Feed 300 grams of mixed fodder.
Embodiment 9
(1) take the microalgae of following parts by weight: then 3 parts of blood cell algae, 0.1 part of schizochytrium limacinum algae, 0.1 part of spirulina mix
Uniformly, microalgae composition is formed；
(2) above-mentioned microalgae composition is added in bean dregs feed and is uniformly mixed, form mixed fodder, wherein additive amount is
Microalgae composition weight: feed relative=10:100；
(3) mixed fodder is fed into three yellow laying hens, the egg produced after feeding 8 days is the microalgae health-care eggs.
Feeding standard is to feed 150 grams of mixed fodder daily by the weight of every kilogram of chicken.Feeding standard is the weight by every kilogram of Shaoxing duck
300 grams of mixed fodder are fed daily.
Applicant is after above-mentioned nursing, the content of two kinds of DHA, astaxanthin Major Nutrient substances in detection gained egg, with
Weight of egg is unit, and wherein for the content of DHA in 50~300mg/100g, content astaxanthin is 100-800 μ g/100g.
Embodiment 10
(1) take the microalgae of following parts by weight: 5 parts of schizochytrium limacinum algae is added in bean dregs feed uniformly mixed, composition mixing
Feed, wherein additive amount is microalgae composition weight: feed relative=10:100；
(3) mixed fodder is fed into three yellow laying hens, the egg produced after feeding 10 days is the microalgae health-care eggs.
Feeding standard is to feed 90 grams of mixed fodder daily by the weight of every kilogram of chicken.Feeding standard is every by the weight of every kilogram of Shaoxing duck
It feeds 200 grams of mixed fodder.
In order to study influence of the different ingredients to feed addictive of the present invention, applicant carried out comparative experiments, experiments
It designs as follows:
Embodiment 11
The microalgae powder of following parts by weight: 2 parts of blood cell algae, 3 parts of schizochytrium, 1 part of spirulina is taken, is uniformly mixed, is formed micro-
Algae compound powder.
Basal feed composition are as follows: corn flour: wheat bran: bean dregs: acid-sludge: shell calcium powder=81:5:2:2:2, mesh number is 1000
~2000 mesh.
Basal feed is uniformly mixed with the microalgae compound powder of embodiment 11 according to mass parts ratio 100:8.
Take six groups of bird inlays respectively, every group eight, be that three Huangs are laid eggs chicken, 1.3~1.5kg of weight is following respectively
State forage feed:
One group: basal feed is used, expects that 200 grams of standard is fed by the 1 kilogram of feeding daily of chicken weight, it is continuous to feed 7 days；
Two groups: using the mixed fodder (but not including spirulina components and blood cell algae ingredient) in the embodiment of the present invention 11,
Expect that 200 grams of standard is fed by the 1 kilogram of feeding daily of chicken weight, it is continuous to feed 7 days；
Three groups: using the mixed fodder (but not including blood cell algae ingredient) in the embodiment of the present invention 11, by 1 kilogram of chicken weight
Feeding daily expects that 200 grams of standard is fed, continuous to feed 7 days；
Four groups: using the mixed fodder in the embodiment of the present invention 11,200 grams of mark is expected by the 1 kilogram of feeding daily of chicken weight
Standard is fed, continuous to feed 7 days；
Five groups: using the mixed fodder (but not including spirulina components) in the embodiment of the present invention 11, by 1 kilogram of chicken weight
Feeding daily expects that 100 grams of standard is fed, continuous to feed 8 days；
Six groups: using the mixed fodder (but not including spirulina components) in the embodiment of the present invention 11, by 1 kilogram of chicken weight
Feeding daily expects that 200 grams of standard is fed, continuous to feed 7 days；
After nursing in 8 days, acquisition hen is laid eggs, and the content of the DHA and astaxanthin in egg is detected, with the weight of chicken
For reference units, then it is averaged for every group, as a result as follows:
One group: the DHA content in egg is less than 10mg/100g, and content astaxanthin does not detect.
Two groups: the DHA content in egg is about 150mg/100g, and content astaxanthin does not detect.
Three groups: the DHA content in egg is about 180mg/100g, and content astaxanthin does not detect.
Four groups: the DHA content in egg is about 180mg/100g, about 350 μ g/100g of content astaxanthin.Egg white is dense, albumen
Film thickness, yolk are golden reds.
Five groups: the DHA content in egg is about 100mg/100g, about 200 μ g/100g of content astaxanthin.Egg white is dense, albumen
Film thickness, yolk are golden reds.
DHA content in six groups of eggs is about 150mg/100g, about 300 μ g/100g of content astaxanthin.Egg white is dense, albumen
Film thickness, yolk are golden reds.
By above-mentioned data as it can be seen that feed of the invention significantly improves DHA and astaxanthin in laying eggs for keeping fowls
With the content of albumen, the nutritional quality of egg is improved.
Claims (5)
1. a kind of laying poultry feed addictive, for the nutritional ingredient DHA, EPA and antioxygen for improving poultry egg laying that keep fowls
The content of agent astaxanthin, it is characterised in that it is made of schizochytrium, spirulina, blood cell algae, in terms of mass fraction, blood cell algae:
Schizochytrium: spirulina is (1~30): (1~30): (1~20).
2. laying poultry feed addictive according to claim 1, it is characterised in that blood cell algae: schizochytrium: spirulina
For (1~7): (1~7): (1~5).
3. a kind of laying poultry feed for applying laying poultry feed addictive described in claim 1, it is characterised in that packet
Containing basal feed and laying poultry feed addictive, it is uniformly mixed after basal feed is crushed with laying poultry feed addictive,
The mass parts ratio of the two is 100:(0.5~20)；The basal feed includes corn flour, wheat bran, bean dregs, acid-sludge, shell calcium
Powder, in basal feed in terms of mass fraction, corn flour, wheat bran, bean dregs, acid-sludge, shell calcium powder are (80~90): (1~5): (1
~2): (1~2): (1~2).
4. laying poultry feed according to claim 3, it is characterised in that basal feed and laying poultry feed addictive
Mass parts ratio be 100:(3~19).
5. laying poultry feed according to claim 3, it is characterised in that basal feed and laying poultry feed addictive
Mass parts ratio be 100:(8~15).
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