CN110150500A - A kind of weanling pig antibiotic-free perfect compound feed and preparation method and application - Google Patents
A kind of weanling pig antibiotic-free perfect compound feed and preparation method and application Download PDFInfo
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Abstract
The invention discloses a kind of weanling pig antibiotic-free perfect compound feed and preparation method and application, it is made of a certain proportion of corn, dehulled soybean meal, expanded soybean, fish meal, whey powder, fermented bean dregs, glucose, insect albumen powder, soy protein concentrate, soybean oil, calcium dihydrogen phosphate, mountain flour, citric acid, lysine, yeast nucleotides, glucan, mineral element premix and amino acid premix raw material.The present invention does not add any antibiotic, realizes antibiotic small incidental expenses amount during pig-breeding, ensure that live pig food safety, obtain Green Meat product.Effect is obvious, simple and safe, passes through the nutrition deployment of science, promote piglet immunological function, is compared than other antibiotic-free perfect compound feeds, the survival rate of weanling pig improves 5-10%, diarrhea rate control is 5% hereinafter, farm's pork pig antibiotic usage reduces about 20 yuan/head of cost.
Description
Technical field
The invention belongs to aquaculture fields, are related to a kind of weanling pig perfect compound feed, specifically relating to one kind can
The preparation method of weanling pig antibiotic-free perfect compound feed for winter feeding, further relates to a kind of weanling pig without antibiosis
The purposes of plain perfect compound feed.
Background technique
China is largest country of raising pigs in the world, and pigs in stock, total amount of livestock for sale and pork yield are close to the world
Half.But China and in the world maximum antibiotics production state and country of consumption.In an investigation in 2007, China is annual
The antibiotic yield of estimation be 2.1 hundred million kilograms, wherein the antibiotic yield of animal husbandry be 46.1% (Zhu YG, Johnson TA,
Su JQ et al.,Diverse and abundant antibiotic resistance genes in Chinese
Swine farms [J], PNAS, 2012,110 (9): 3435-3440).Antibiotics resistance gene is right as emerging pollutant
The main reason for global human health causes potential risks, and intensive animal husbandry is antibiotics resistance gene increase
(Martinez JL,Antibiotics and Antibiotic Resistance Genes in Natural
Environments,science,2008,321(5887):365-367)。
Early weaning piglet is one of the key technology of large scale of pig farm production, it is to raising sow reproductive performance and annual output
Young number, the health status for reducing mother and sons' transmission probability and raising piglet have great significance.Time of the year when autumn changes into winter and spring support
Environment temperature reduction is grown, the stage is caused to become the high-incidence season of Infection in Piglets disease.No matter piglet, grower pigs and big pig, at this
Period, the smaller pig death rate of age in days was higher once falling ill easily repeatedly,.But the critical period developed at a time when weaned piglet,
Itself function is not perfect, and what the influence of the factors such as the change of environment and pathogenic microorganism can all cause piglet in addition stress
Reaction causes feed intake and the speed of growth to decline, and causes diarrhea even death, carrys out massive losses to economy-zone.Antibiotic has
Significant prophyiaxis and promoting growth effect, therefore, antibiotic serves not only as therapeutic agent and exists as feed addictive for a long time
It is widely used in weanling pig production.
Animals and humans are the hosts of drug tolerant bacteria, may be to mankind's public health using antibacterials in animal
It impacts.For example, in animal body ten thousand can drug resistance it is enterococcal occur it is related with the use of avoparcin, the latter is a kind of use
In the feed addictive for promoting growth of animal.All enterococcal appearance of drug resistance, this drug resistance related to the drug resistance of vancomycin
Bacterium has been transmitted to the mankind via animal.European Union promulgates the taboo used as feeding rush growing agent avoparcin and other antibiotic
It enables.2015, Chinese Government's feed taboo contragradience, which is cut down, gradually to be accelerated, this is the need that Science in Future in China animal husbandry adapts to globalized competetion
It wants.In recent years, people constantly look for environmentally protective, safe and efficient Substitutes For Antibiotic.Evidence from production system shows
In the case where not applicable antibiotic, some method substitute antibiotics being used in combination is needed to promote piglet growth.Largely grind
Study carefully and shows salecan as a kind of by β -1, the linear exocellular polysaccharide of 1-D- glucan composition, in the industries such as food and pharmacy tool
Have wide practical use (Xiu AH, Kong Y, Zhou MY et al., The chemical and digestive
properties of a soluble glucan from Agrobacterium sp.ZX09,Carbohydrate
Polymers,2010,82:623-628).Lysozyme is Isosorbide-5-Nitrae-β-N- acetyl muramidase, it can Specific lytic bacterial cell
β -1,4 glycosidic bond between wall -acetylmuramic acid and N-acetyl-glucosamine.In recent years, lysozyme replacing as antibiotics of animal
It is widely studied for object.Long et al. discovery lysozyme can improve the growth performance and nospecific immunity (Long of weanling pig
YS,Lin J,Zhu X et al.,Effects of dietary lysozyme levels on growth
performance,intestinal morphology,non-specific immunity and mRNA expression
in weanling piglets,Anim Sci J,2016,87:411-418).And lysozyme can participate in Gram-positive
Bacterium natural defense mechanism (S, Thammasirirak, Y.Pukcothanung, S.Preecharram et al.,
Antimicrobial peptides derived from goose egg white lysozyme.Comp Biochem
Physiol C Toxicol Pharmacol,2010,151:84-91)。
Summary of the invention
The purpose of the invention is to provide a kind of weanling pig antibiotic-free full price cooperations that can be used for winter feeding
Feed, quality is uniform, and nutrition is balanced, and formula is rationally, easy to use, has and reduces in feed in abuse of antibiotics and breeding process
The effect of antibiotic discharge.
Another object of the present invention be the provision of it is a kind of can be used for winter feeding weanling pig antibiotic-free it is complete
The preparation method of valence mixed feed, have it is easy to implement the method, it is easy to operate, securely and reliably, to feed ingredient without destroy the advantages that.
Another object of the present invention is the provision of a kind of perfect compound feed in winter in weanling pig feeding
Using, have the characteristics that it is easy to operate, significantly improve piglet survival ratio and immune function.The present invention can make winter weanling pig
Survival rate improves 5-10%, and diarrhea rate control is 5% hereinafter, farm's pork pig antibiotic usage reduces about 20 yuan/head of cost.
In order to achieve the above purpose, the present invention is achieved through the following technical solutions:
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
It is made:
Parts by weight of raw materials
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
It is made:
The mineral element premix includes the arbitrary proportion mixing of copper, iron, manganese, zinc, iodine.
The amino acid premix is the arbitrary proportion mixing of threonine, methionine, tryptophan and valine.
The fish meal is imported fish meal (any model).
The raw material is multinomial selection, and any raw material selected is corn, dehulled soybean meal, expanded soybean, fish meal, whey
Powder, glucose, insect albumen powder, soy protein concentrate, soybean oil, calcium dihydrogen phosphate, mountain flour, citric acid, relies ammonia at fermented bean dregs
Acid, yeast nucleotides, glucan, mineral element premix and amino acid premix raw material arbitrary proportion be added equal to 100% or
Corn therein, dehulled soybean meal, glucose, insect albumen powder, soybean oil, calcium dihydrogen phosphate, mountain flour, citric acid, lysine, ferment
Parent nucleus thuja acid, glucan, mineral element premix and amino acid premix arbitrary proportion, which are added, is equal to 100%；The form of raw material
Including powder-material, particulate material, particle and its liquid feed etc..
Preferably, yeast nucleotides provided by the present invention uniformly mixed coefficient of variation in perfect compound feed is little
It is not less than 95% in 5%, granularity；The granularity is aperture 0.84mm testing sieve percent of pass.
It is not more than preferably, glucan provided by the present invention is uniformly mixed the coefficient of variation in perfect compound feed
5%, granularity is not less than 95%, content 90%；The granularity is aperture 0.84mm testing sieve, and percent of pass is more than 98%.
It is not more than preferably, lysozyme provided by the present invention is uniformly mixed the coefficient of variation in perfect compound feed
5%, granularity is greater than 30% not less than 95%, content；The granularity is aperture 0.84mm testing sieve, and percent of pass is more than 98%.
Preferably, insect albumen powder provided by the present invention be yellow meal worm powder, one kind of fly maggot powder and barley worm powder or
Two to three kinds of arbitrary proportion mixing.
Preferably, mineral element premix provided by the present invention be vitamin A, D3, E, K3, B1, B2, B6, folic acid,
One of pantothenic acid, niacin, trace copper, iron, manganese, zinc, iodine or the mixing of two to 15 kinds of arbitrary proportion.
The lysozyme (lysozyme) is also known as muramidase (muramidase) or the hydrolysis of N- acetyl murein glycan
Enzyme (N-acetylmuramide glycanohydrlase) is a kind of alkaline enzyme that can be hydrolyzed and stick polysaccharide in pathogenic bacteria.Mainly
By β-Isosorbide-5-Nitrae glycosidic bond between the -acetylmuramic acid destroyed in cell wall and n-acetylglucosamine, keep cell wall insoluble
Property glutinous polysaccharide resolve into soluble glycopeptide, cause cell wall rupture content to escape and make bacterolysis.Lysozyme can also be with band
The virus protein of negative electrical charge is bound directly, and is formed double salt with DNA, RNA, apoprotein, is made virally inactivated.Therefore, which has
Have antibacterial, anti-inflammatory, it is antiviral the effects of.
Antibiotic has the effects that promote growth, adjust intestinal flora and improve immunity of organisms.Simple function addition
Agent is unable to get effect as above.Pass through the technical measures of above-mentioned 19 kinds of raw materials: insect albumen powder is as animal protein raw material, more
Growth conducive to the digestion and metabolism of pig, and functional amino ratio closer to piglet needs；Yeast nucleotides can be
The synthesis of object nucleic acid provides raw material, further promotes the growth and development of pig；The immune function of piglet and disease-resistant can be improved in glucan
Power；Lysozyme can improve body intestinal health, balance intestinal flora.The ratio range of raw material as above adequately considers reality
Application effect, and cost is limited, it is more favorable for promotion and application of the invention.By the mixing of 19 kinds of raw materials,
Traditional feedstuff for live pigs containing antibiotic can be substituted, and will not influence body health, growth and development and the immunization machine of piglet
Energy.The basic need of the main function and piglet growth that the present invention is based on antibiotic in cultivation, has carried out section to main component
Allotment, and bio-safety problem is not present in raw material sources.
The mineral element premix includes the arbitrary proportion mixing of copper, iron, manganese, zinc, iodine.
The amino acid premix is the arbitrary proportion mixing of threonine, methionine, tryptophan and valine.
The fish meal is imported fish meal (any model).
The raw material is multinomial selection, and any raw material selected is corn, dehulled soybean meal, expanded soybean, fish meal, whey
Powder, glucose, insect albumen powder, soy protein concentrate, soybean oil, calcium dihydrogen phosphate, mountain flour, citric acid, relies ammonia at fermented bean dregs
Acid, yeast nucleotides, glucan, mineral element premix and amino acid premix raw material arbitrary proportion be added equal to 100% or
Corn therein, dehulled soybean meal, glucose, insect albumen powder, soybean oil, calcium dihydrogen phosphate, mountain flour, citric acid, lysine, ferment
Parent nucleus thuja acid, glucan, mineral element premix and amino acid premix arbitrary proportion, which are added, is equal to 100%；The form of raw material
Including powder-material, particulate material, particle and its liquid feed etc..
Preferably, yeast nucleotides provided by the present invention uniformly mixed coefficient of variation in perfect compound feed is little
It is not less than 95% in 5%, granularity；The granularity is aperture 0.84mm testing sieve percent of pass.
It is not more than preferably, glucan provided by the present invention is uniformly mixed the coefficient of variation in perfect compound feed
5%, granularity is not less than 95%, content 90%；The granularity is aperture 0.84mm testing sieve, and percent of pass is more than 98%.
It is not more than preferably, lysozyme provided by the present invention is uniformly mixed the coefficient of variation in perfect compound feed
5%, granularity is greater than 30% not less than 95%, content；The granularity is aperture 0.84mm testing sieve, and percent of pass is more than 98%.
Preferably, insect albumen powder provided by the present invention be yellow meal worm powder, one kind of fly maggot powder and barley worm powder or
Two to three kinds of arbitrary proportion mixing.
Preferably, mineral element premix provided by the present invention be vitamin A, D3, E, K3, B1, B2, B6, folic acid,
One of pantothenic acid, niacin, trace copper, iron, manganese, zinc, iodine or the mixing of two to 15 kinds of arbitrary proportion.
The lysozyme (lysozyme) is also known as muramidase (muramidase) or the hydrolysis of N- acetyl murein glycan
Enzyme (N-acetylmuramide glycanohydrlase) is a kind of alkaline enzyme that can be hydrolyzed and stick polysaccharide in pathogenic bacteria.Mainly
By β-Isosorbide-5-Nitrae glycosidic bond between the -acetylmuramic acid destroyed in cell wall and n-acetylglucosamine, keep cell wall insoluble
Property glutinous polysaccharide resolve into soluble glycopeptide, cause cell wall rupture content to escape and make bacterolysis.Lysozyme can also be with band
The virus protein of negative electrical charge is bound directly, and is formed double salt with DNA, RNA, apoprotein, is made virally inactivated.Therefore, which has
Have antibacterial, anti-inflammatory, it is antiviral the effects of.
Antibiotic has the effects that promote growth, adjust intestinal flora and improve immunity of organisms.Simple function addition
Agent is unable to get effect as above.Pass through the technical measures of above-mentioned 19 kinds of raw materials: insect albumen powder is as animal protein raw material, more
Growth conducive to the digestion and metabolism of pig, and functional amino ratio closer to piglet needs；Yeast nucleotides can be
The synthesis of object nucleic acid provides raw material, further promotes the growth and development of pig；The immune function of piglet and disease-resistant can be improved in glucan
Power；Lysozyme can improve body intestinal health, balance intestinal flora.The ratio range of raw material as above adequately considers reality
Application effect, and cost is limited, it is more favorable for promotion and application of the invention.By the mixing of 19 kinds of raw materials,
Traditional feedstuff for live pigs containing antibiotic can be substituted, and will not influence body health, growth and development and the immunization machine of piglet
Energy.The basic need of the main function and piglet growth that the present invention is based on antibiotic in cultivation, has carried out section to main component
Allotment, and bio-safety problem is not present in raw material sources.
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
(preferred scope) is made:
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
(preferable range) is made:
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
(best range) is made:
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
It is made,
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
(occurrence) is made:
A kind of preparation method for the weanling pig antibiotic-free perfect compound feed can be used for winter feeding, the steps include:
A, according to proportion as above, corn, dehulled soybean meal, expanded soybean, fermented bean dregs, insect albumen powder are carried out finely divided
(30-50 mesh), pulverizer are equipped with 2.5 sieve plate of Ф and control grinding particle size；
B, other raw materials (i.e. except raw material described in A) in the above-mentioned raw materials and formula that crush are first passed through into burden balance
Then precise is put into togerther mixing machine and is mixed, incorporation time is 120~150 seconds, coefficient of variation CV < 5%；
C, mixed feed after mixing is entered into quality-adjusting device, in the condition of high temperature (70~80 DEG C) steam screw extruding
Lower sufficiently gelatinization；
D, it pelletizes subsequently into granulator, pelleting temperature controls between 85~88 DEG C, finally reaches its gelatinization degree
90% or more 98% or less；Then, it is cooling until being restored to room temperature (20~25 DEG C) to be sent into cooler for the communicated band of particulate material；
A, it finally weighed, packed and package with baling press, form complete diet pellet.
The present invention does not add any antibiotic, realizes antibiotic small incidental expenses amount during pig-breeding, ensure that live pig eats
Product safety, obtains Green Meat product.Effect is obvious, simple and safe, by the nutrition deployment of science, promotes piglet immunological machine
Can, it is compared than other antibiotic-free perfect compound feeds, the survival rate of weanling pig improves 5-10%, and diarrhea rate control exists
5% hereinafter, farm's pork pig antibiotic usage reduces about 20 yuan/head of cost.
A kind of application in weanling pig feeding in winter of perfect compound feed, use process is:
Feeding period is the 1st day to 12-30 kilograms of weight after weaned piglet, and weaned piglet weight is generally at least 6 kilograms,
Feeding time is at least 21 days.Winter feeding environment temperature must not be lower than 18 DEG C, apply and feed the time as early, 12 noon, afternoon at 8 points
4 points and at night 8 points, the ratio to feed intake 4 times a day is as 3:1:3:1.The total amount of daily feeding feed stuff is at least previous celestial body
The 5% of weight, suggestion scale of feeding of the invention can ensure that complete by piglet feeding.
Compared with prior art, the present invention having the following advantages that and effect:
Weanling pig antibiotic-free perfect compound feed provided by the present invention for winter feeding includes yeast nucleosides
Acid, glucan and lysozyme have many advantages, such as anti-cold stress, the immune function for significantly improving piglet, improve piglet survival ratio.Its
Piglet immunological performance can be improved in middle β -1,1-D- glucan, and lysozyme reduces infringement, improvement of the gram-positive bacteria to piglet
The nospecific immunity of weanling pig.The ratio that ethanol amine, glucan and lysozyme in batch are adjusted by science, using biography
Controlling Preparation Method, regulation of the prominent functional additive to piglet immunological function.Antibiotic zero during achievable pig-breeding
Dosage guarantees live pig food safety, obtains Green Meat product.Effect is obvious, simple and safe, by science nutrition deployment,
Promoting piglet immunological function, is compared than other antibiotic-free perfect compound feeds, the survival rate of weanling pig improves 5-10%,
Diarrhea rate control is 5% hereinafter, farm's pork pig antibiotic usage reduces about 20 yuan/head of cost.
Specific embodiment
Embodiment 1:
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
It is made:
A kind of preparation method for the weanling pig antibiotic-free perfect compound feed can be used for winter feeding, the steps include:
A, according to proportion as above, corn, dehulled soybean meal, expanded soybean, fermented bean dregs, insect albumen powder are carried out finely divided
(40), pulverizer is equipped with 2.5 sieve plate of Ф and controls grinding particle size；
B, it says that other raw materials in each raw material crushed and formula first pass through the precise of burden balance, then puts together
Enter mixing machine to be mixed, incorporation time is 140 seconds, coefficient of variation CV < 5%；
C, mixed feed after mixing is entered into quality-adjusting device, is filled under conditions of high temperature (80 DEG C) steam screw extruding
Divide gelatinization；
D, pelletize subsequently into granulator, pelleting temperature control at 85 DEG C, finally make its gelatinization degree reach 90% with
On；Then, it is cooling until being restored to room temperature (22 DEG C) to be sent into cooler for the communicated band of particulate material；
E, it finally weighed, packed and package with baling press, form complete diet pellet.
It needs to add copper 15mg, iodine 1mg, iron 100mg, manganese 20mg, selenium 0.35mg, cobalt 0.2mg, chromium in every this complete diet pellet of kg
0.2mg, vitamin A 1500IU, vitamine D3 200IU, vitamin E 85IU, D-VB5 35mg, vitamin B2 12mg, dimension
Raw element B1 3.5mg, vitamin B6 2.5mg, vitamin B12 5 μ g, biotin 0.2mg, niacin 35mg, pantothenic acid 35mg, folic acid
1.5mg.By adding above-mentioned premix, meet the normal physiological requirements of sow, avoids microelement or amino acid starvation disease
Occur.
The premix is mineral element premix and amino acid premix.
Influence of the different piglet perfect compound feeds of table 2 to piglet end weight and diarrhea rate
| Grouping | End weight (kg) | Diarrhea rate (%) |
| A group | 9.48 | 2.43 |
| B group | 10.09 | 2.29 |
As shown in Table 2, in the case where guaranteeing not having in the remaining situation of feed daily, control group is compared at the end of the piglet of test group again
0.61kg is averagely improved, grice diarrhoea rate because of antibiotic-free also without improving.
Embodiment 2 is to embodiment 5:
It is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material
It is made:
Its preparation step is same as Example 1.Do not add whey powder, soy protein concentrate raw material in embodiment 2-5,
Equally obtain a preferable technical effect.
The yeast nucleotides are using high nucleotide candida tropicalis as raw material, by liquid deep layer fermenting, cell
The techniques such as broken wall, enzymatic hydrolysis, separating-purifying and low temperature drying and a kind of nucleosides with immunocompetence and antitumor action obtained
Acid polysaccharide substance.The lysozyme is a kind of hydrolase for being acting exclusively on microorganism wall.The glucan is to pass through
A kind of new structural water-soluble beta-glucan product made of a kind of new type marine microorganism patented strain fermenting and producing.
Embodiment 6:
A kind of application in weanling pig feeding in winter of perfect compound feed, use process is: respectively at it is 8 points early,
12 noon, at 4 points in afternoon and at 8 points in evening feed intake, and the ratio to feed intake 4 times a day is as 3:1:3:1.Feeding feed stuff is total daily
Amount is at least the 5% of the previous day weight, and suggestion scale of feeding of the invention can ensure that complete by piglet feeding.Winter outside air temperature becomes
Change causes highest and lowest temperature difference in house that must not be higher than 8 DEG C.Feeding is at least 21 days.
The present embodiment is the implementation for the relevant experimental data that the perfect compound feed being prepared using embodiment one is carried out
Example, as using effect embodiment.
Choose animal: test has chosen long white × great Bai three way cross galt piglet 192 of Duroc, weight 6.5
Kilogram；
Implementation method: being equally divided into A group and B group for piglet, wherein the common antibiotic piglet full price cooperation of A group feeding
Feed, the antibiotic-free perfect compound feed that B group feeding the present embodiment one obtains.Respectively at early 8 points, 12 noon, at 4 points in afternoon
It feeds intake with 8 points at night, the ratio to feed intake 4 times a day is as 3:1:3:1.Initial feeding feed stuff is daily 0.3 kg/head, often
The total amount of its feeding feed stuff is at least the 5% of the previous day weight, and suggestion scale of feeding of the invention can ensure that complete by piglet feeding.
It tests and carries out in southern subtropical climate position, outdoor temperature range is -2~12 DEG C.Feeding environment temperature must not be lower than 18 DEG C,
Because the variation of winter outside air temperature causes highest and lowest temperature difference in house that must not be higher than 8 DEG C.Feed the test of end in 21 days；
Effect recording: the end weight and diarrhea rate of piglet are recorded.Result of implementation is as shown in table 2:
Influence of the different piglet perfect compound feeds of table 3. to piglet immunological function and cell factor
| Grouping | IgG | IgA | IgM | IL-2 | IL-4 | TNF-α |
| A group | 165.44 | 24.62 | 14.30 | 99.33 | 107.25 | 66.97 |
| B group | 230.21 | 30.31 | 18.29 | 118.50 | 121.24 | 86.27 |
As shown in Table 3, compared with A group (common wean pig complete diet pellet), exempt from test group (feed of the present invention) piglet blood
Epidemic disease Lysozyme, immunoglobulin A and immunoglobulin M are significantly increased, and cell factor IL-2, IL-4 and TNF-α are also shown
The raising of work.The immunoglobulin level of animal body can react the immune function of body, and the function of cell factor is to lure
It is immune to lead T cell.
Claims (6)
1. it is a kind of can be used for winter feeding weanling pig antibiotic-free perfect compound feed, it by following parts by weight raw material system
At:
The amino acid premix is any mixing of threonine, methionine, tryptophan and valine；
The raw material is corn, dehulled soybean meal, expanded soybean, fish meal, whey powder, fermented bean dregs, glucose, insect protein
Powder, soy protein concentrate, soybean oil, calcium dihydrogen phosphate, mountain flour, citric acid, lysine, yeast nucleotides, glucan, mineral member
Plain premix be added with amino acid premix raw material arbitrary proportion equal to 100% or in which corn, dehulled soybean meal, glucose,
Insect albumen powder, soybean oil, calcium dihydrogen phosphate, mountain flour, citric acid, lysine, yeast nucleotides, glucan, mineral element are pre-
Mixing is added with amino acid premix arbitrary proportion is equal to 100%；
The mineral element premix is vitamin A, D3、E、K3、B1、B2、B6, folic acid, pantothenic acid, niacin, trace copper,
One of iron, manganese, zinc, iodine or the mixing of two to 15 kinds of arbitrary proportion；
A kind of preparation method of perfect compound feed, the steps include:
A, corn, dehulled soybean meal, expanded soybean, fermented bean dregs, insect albumen powder are carried out to finely divided, pulverizer outfit Ф 2.5
Sieve plate controls grinding particle size；
B, the weighing that other raw materials in each raw material crushed and formula are first passed through to burden balance, is then put into togerther mixing machine
It is mixed, incorporation time is 120~150 seconds, coefficient of variation CV < 5%；
C, mixed feed after mixing is entered into quality-adjusting device, is sufficiently pasted under conditions of 70~80 DEG C of steam screw extrudings
Change；
D, pelletize subsequently into granulator, pelleting temperature control between 85-88 DEG C, finally make its gelatinization degree reach 90% with
Upper 98% or less；Then, it is cooling until being restored to room temperature to be sent into cooler for the communicated band of particulate material；
F, it finally weighed, packed and package with baling press, form complete diet pellet.
2. a kind of weanling pig antibiotic-free perfect compound feed that can be used for winter feeding according to claim 1,
It is characterized in that:
3. a kind of weanling pig antibiotic-free perfect compound feed that can be used for winter feeding according to claim 1,
It is characterized in that:
4. a kind of weanling pig antibiotic-free perfect compound feed that can be used for winter feeding according to claim 1,
It is characterized in that:
5. a kind of weanling pig antibiotic-free perfect compound feed that can be used for winter feeding according to claim 1,
It is characterized in that:
6. a kind of application of the perfect compound feed described in claim 1 in piglet feeds.
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