CN108936005A - Composite premixed feed for pigs and preparation method thereof - Google Patents

Composite premixed feed for pigs and preparation method thereof Download PDF

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Publication number
CN108936005A
CN108936005A CN201810668764.6A CN201810668764A CN108936005A CN 108936005 A CN108936005 A CN 108936005A CN 201810668764 A CN201810668764 A CN 201810668764A CN 108936005 A CN108936005 A CN 108936005A
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vitamin
microcapsules
wall material
core material
pigs
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李根来
封伟杰
刘燕
吴坤
胡国清
张玉梅
邵彩梅
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HEFENG LIVESTOCK FARMING CO Ltd LIAONING
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HEFENG LIVESTOCK FARMING CO Ltd LIAONING
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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
    • A23K50/30—Feeding-stuffs specially adapted for particular animals for swines
    • 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
    • A23K10/30—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
    • A23K20/00—Accessory food factors for animal feeding-stuffs
    • A23K20/10—Organic substances
    • A23K20/105—Aliphatic or alicyclic 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
    • A23K20/158—Fatty acids; Fats; Products containing oils or fats
    • 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
    • A23K20/10—Organic substances
    • A23K20/174—Vitamins
    • 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
    • A23K20/189—Enzymes
    • 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
    • A23K20/24—Compounds of alkaline earth metals, e.g. magnesium
    • 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
    • A23K20/30—Oligoelements
    • 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
    • A23K40/30—Shaping or working-up of animal feeding-stuffs by encapsulating; by coating

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Abstract

The present disclosure provides compound premix for breeding swine and preparation method thereof, belong to field of feed.The premix of this pig improves micro constitutent nonideal characteristic, easy to use, and can reduce the nutrition loss or nutrient imbalance problem of premix during storage, improves the cost performance of premix；Pig house environment can be improved on this basis simultaneously, reduce animal onset risk.The nutritional ingredients such as composite premixed feed for pigs disclosed by the invention, including vitamin, mineral element, complex enzyme further include fermentation astragalus membranaceus powder, yucca shidigera extract, maltodextrin, trehalose, converted starch etc..The complex enzyme of the premix is made of the component of following parts by weight: zytase 20, cellulase 10, 'beta '-mannase 10, protease 10, amylase 5.The premix is used to be added to grower pigs according to the mass percent of 0.5-2%, feeds grower pigs, growing and fattening pigs in fattening pannage.

Description

Composite premixed feed for pigs and preparation method thereof
Technical field
The invention belongs to technical field of animal, and in particular to compound premix for breeding swine and preparation method thereof.
Background technique
Premix is a kind of important component of perfect compound feed, and it includes various trace quantity minerals that it, which is by lot of trace component, Element, various vitamins, synthesizing amino acid, functional additive and diluent or carrier match as required, make after evenly mixing At osculant feed product.Vitamin, mineral element etc. are animal growth and development and normally produce essential.Due to It cannot be synthesized in animal body or synthetic quantity is insufficient, this substance must generally be supplied by premix by feed supply.Premix is used Though amount is few, play the role of to the preservation of the raising of breeding performonce fo animals, the improvement of feed conversion rate and feed very big.In advance There are the nonideal characteristics such as unstability, water imbibition, Electrostatic Absorption for micro constitutent in mixing, and especially vitamin is vulnerable to oxygen, tide The influence of the factors such as wet, hot, illumination, metal ion and reduce its activity；During storage, as " broken between ingredient It is bad ", hardened, mildew etc. cause some nutrients to be destroyed or be lost, and then cause the cost performance of premix very low.In order to It can satisfy demand of the animal to these trophic factors, premix not only matches will rationally, and additive amount is generally greater than animal Actual demand amount, and the influence of the various problems such as environmental protection in recent years, the price of vitamin and mineral element is in the past year Sharp rise, amount of increase is even up to 5-10 times, and which greatly enhances feed costs, especially premix cost.
In addition, in winter, especially northern area, temperature is very low, and in order to guarantee the temperature of animal house, many farms are all Can door and window close, reduce ventilation, although can guarantee to a certain degree the temperature in animal house, also result in animal house ammonia and The concentration of a variety of toxic and harmful gas such as hydrogen sulfide increases, and animal faces the risk for suffering from various respiratory tract disease and increases, and is possible to Secondary other diseases cause serious negative effect to production.
Such as the Chinese invention patent application of CN101485400A, a kind of finishing pig pre-mixing feed is provided, by following weight The raw material of proportion forms: antioxidant 0.4-0.6g, sulfuric acid violent 1.4-1.6g, zinc sulfate 6.9-7.1g, ferrous sulfate 8.1- 8.4g, copper sulphate 4.9-5.1g, choline 9.6-10.1g, pig multidimensional 8.0-8.5g, probiotic 1-2.5g, lysine 25-55g, Methionine 5-8g, phytase 2.8-3g, complex enzyme 2-6g, calcium carbonate 365-375g, calcium monohydrogen phosphate 178-181g, salt 79- 81g.The for another example Chinese invention patent application of CN104222560A, provides a kind of finishing pig pre-mixing feed additive, including with The ingredient of lower weight percent: lysine hydrochloride 6~8%, threonine 3~6%, DL- METHIONINE 0.6~2%, tryptophan 0.2~0.7%, choline chloride 1.5~1.8%, composite trace element 1~1.5%, vitamin 0.6~0.8%, glycine betaine 0.4 ~0.8%, glycine chelate magnesium 0.2~0.7%, sodium selenite 0.2~0.4%, yeast chromium 0.1~0.3%, carrier 79~ 83.1%.It is various vitamins, mineral element needed for animal supplies own growth etc. by premix.
In consideration of it, accurate evaluation animal in growth and development process to the demand of vitamin, how to reduce premix and storing The loss of vitamin and other nutrients during depositing, to improve the utilization rate of vitamin；Feed cost is reduced, product is improved Cost performance, while improving pig house environment, reduce excrement amount and pernicious gas (NH3Deng) discharge, reduce animal suffering from disease risk, It is current cultivation industry urgent problem.
Summary of the invention
The present invention is intended to provide compound premix for breeding swine and preparation method thereof, can either reduce and tie up life in premix " destruction " effect between the ingredients such as element, minerals, complex enzyme formulation, the loss of reduction product nutrients or nutrient imbalance are asked Topic, improves the cost performance of premix.Intestinal health is improved simultaneously, reduces the discharge of pernicious gas, reaching improves barn environment Purpose reduces animal suffering from disease risk.
On the one hand, the present invention provides a compound premix for breeding swine, the raw material including following parts by weight:
Lysine 25~35, threonine 5~10, methionine 2.0-4.0, tryptophan 0.5~1.5, valine 0.49-0.8, N- carbamylglutamic acid 0.57~1.13,25-hydroxy-vitamin D30.015~0.025, choline chloride 5~8, carnitine 0.5-1, Vitamin C 2~3, vitamin A 0.1-0.3, vitamin D30.03-0.08, vitamin E 0.8-2.0, vitamin K3 0.02- 0.07, vitamin B10.01-0.02, vitamin B20.03-0.1, vitamin B60.01-0.02, niacin 0.1-0.4, pantothenic acid 0.1-0.3, folic acid 0.01-0.03, ferrous sulfate 1.0-3.0, ferrous glycine 1.0-2.0, copper sulphate 3.0-7.0, alkali formula chlorination Copper 1-3, zinc sulfate 1-2, zinc methionine 1-2.5, manganese sulfate 1.0-3.0, calcium iodate 0.1-0.3, yeast selenium 0.02-0.03 are resistance to Macrotherm phytase 0.8~1.2, ferment astragalus membranaceus powder 5~10, beta carotene 1.5~2.5, and yucca shidigera extract 0.9~ 1.5, antioxidant 0.15-0.2, maltodextrin 8~10, trehalose 1.8~2.5, converted starch 3~7, complex enzyme 2~3；
Wherein, the complex enzyme is made of the component of following parts by weight: zytase 20, cellulase 10, and β-sweet dew is poly- Carbohydrase 10, protease 10, amylase 5；
The composite premixed feed for pigs is added to grower pigs according to the mass percent of 0.5-2%, uses in fattening pannage In feeding grower pigs, growing and fattening pigs.
Further, the yucca shidigera extract is prepared by the following method to obtain:
1) preparation of yucca spp preparation liquid: it is yucca spp blade is dry, crush, then with 10% mass concentration Glucose water according to mass ratio 2:1~3:1 mix, obtain yucca spp preparation liquid；
2) viable bacteria content 1 × 10 is obtained by bacillus subtilis and aspergillus niger respectively7~1 × 109The seed liquor of CFU/L, so 1:1 is mixed to get seed mixture liquid in equal volume afterwards；
3) seed mixture liquid is added in yucca spp preparation liquid, after mixing, under 30 DEG C of constant temperature, solid-state Ferment 48~72h；
4) acquisition of yucca shidigera extract: by fermentation fluidized beds aeration-drying obtained, temperature is lower than 80 DEG C, so Afterwards air-flowing type crush to get.
Further, the composite premixed feed for pigs includes four kinds of microcapsule structures, wherein the first microcapsules are with chlorination gallbladder Alkali is core material, using maltodextrin as wall material；Second microcapsules are with vitamin B1, vitamin B2, vitamin B6, niacin, folic acid be core Material, using trehalose as wall material；Third microcapsules are using pantothenic acid as core material, using converted starch as wall material；4th microcapsules are with vitamin A, vitamin D3, vitamin E and vitamin K3For core material, using converted starch as wall material.
Further, the weight ratio of the core material of first microcapsules and wall material is 1:1~1:1.2；Described second The core material of microcapsules and the weight ratio of wall material are 1:3~1:4；The parts by weight of the core materials of the third microcapsules and wall material it Than for 1:3~1:3.5；The core material of 4th microcapsules and the weight ratio of wall material are 1:1.5~1:2.
Another aspect, the present invention provide a kind of preparation method of any of the above-described composite premixed feed for pigs.The preparation method Include the following steps:
1) the raw material composition of the composite premixed feed for pigs is determined:
2) using choline chloride as core material, using maltodextrin as wall material, the first microcapsules are made by spray drying process；
With vitamin B1, vitamin B2, vitamin B6, niacin, folic acid be core material, using trehalose as wall material, by extruding legal system Obtain the second microcapsules；
Using pantothenic acid as core material, using converted starch as wall material, third microcapsules are made by extrusion；
With vitamin A, vitamin D3, vitamin E and vitamin K3For core material, using converted starch as wall material, by extruding legal system Obtain the 4th microcapsules；
3) by first microcapsules, second microcapsules, the third microcapsules, the 4th microcapsules and step It is rapid 1) in other raw materials mixing.
Further, the second microcapsules, third microcapsules or the 4th microcapsules are made by extrusion includes:
Core material and wall material are mixed, then emulsified；Preferably, first core material and wall material are mixed, emulsification is then added Agent is emulsified after mixing again；
After emulsification carry out four-part form extrusion process, respectively 80 DEG C, 100 DEG C, 115 DEG C, 95 DEG C at a temperature of carry out；
It is quickly cooled down after extruding.
Further, the first microcapsules are made by spray drying process includes:
Weigh vegetable oil according to the parts by weight of choline chloride, the weight ratio of vegetable oil and choline chloride be 1:0.5~ 1:1；
Choline chloride is mixed with vegetable oil, wall material maltodextrin is then added, mixes again, obtains emulsion；
Gained emulsion is subjected to pneumatic spray drying processing, temperature 70 C, gas flow rate 2ml/min, gas flow 1.2m3/min。
Further, the emulsifier is soybean lecithin.
Further, the dosage of the emulsifier is the 1/45~1/50 of the weight summation of core material and wall material.
Specifically, composite premixed feed for pigs provided by the invention have it is following the utility model has the advantages that
1) the present invention provides a compound premix for breeding swine, which includes multi-vitamins, microelement, compound The multiple nutritional components such as enzyme preparation and functional additive, various nutrients needed for pig growth and development can be met, and improve pig Disease-resistant and anti-stress ability only.Wherein each raw material is combined according to specific ratio, and each raw material is made to complement each other, and collaboration, which plays, to be made With, it is easy to use, and avoiding a variety of premixes and being used in mixed way causes unbalanced nutrition, palatability poor, the problems such as poisoning.
2) composite premixed feed for pigs provided by the invention has sufficiently excavated raw materials used characteristic, by itself and microcapsules skill Art combines, and wall material used in one side is safe and non-toxic, itself is a part of the available raw material of pig, is on the other hand solved more Activity between component, improves that premix ingredient is many and diverse, nutrition loss caused by nutrient directly contacts or unbalance problem.
3) microcapsule structure is kept apart between vitamin and vitamin between vitamin and other components, thus substantially Vitamin is reduced because oxidation, acid, alkali, light, heat, minerals caused by the destruction of vitamin to losing, reduction was stored Nutritive loss problem caused by hardened, mildew etc. occurs in journey.
4) present invention provides premix, and yucca shidigera extract can be improved the resolution ratio of organic matter, can also adsorb ammonia Gas reduces the concentration of ammonia in pig house.The reduction of pig house ammonia yield can improve pig house internal and external environment, reduce respiratory tract The disease incidence of infectious disease reduces pollution of the pig farm to ambient enviroment.
5) pig premix provided by the invention, fermentation astragalus membranaceus powder can effectively improve immunity of organisms, and invigorating qi for consolidating superficies is promoted Spleen function improves metabolic capability, with probiotics and the benefit materials such as probiotic, promote intestinal health.
6) in premix provided by the invention, 'beta '-mannase can effectively degrade the beta-mannase in dregs of beans, reduce Intestine immunity stress, improve intestinal health, improve breeding performonce fo animals.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general Logical technical staff every other embodiment obtained without making creative work belongs to what the present invention protected Range.
The embodiment of the present invention provides a compound premix for breeding swine, the raw material including following parts by weight:
Lysine 25~35, threonine 5~10, methionine 2.0-4.0, tryptophan 0.5~1.5, valine 0.49-0.8, N- carbamylglutamic acid 0.57~1.13,25-hydroxy-vitamin D30.015~0.025, choline chloride 5~8, carnitine 0.5-1, Vitamin C 2~3, vitamin A 0.1-0.3, vitamin D30.03-0.08, vitamin E 0.8-2.0, vitamin K3 0.02- 0.07, vitamin B10.01-0.02, vitamin B20.03-0.1, vitamin B60.01-0.02, niacin 0.1-0.4, pantothenic acid 0.1-0.3, folic acid 0.01-0.03, ferrous sulfate 1.0-3.0, ferrous glycine 1.0-2.0, copper sulphate 3.0-7.0, alkali formula chlorination Copper 1-3, zinc sulfate 1-2, zinc methionine 1-2.5, manganese sulfate 1.0-3.0, calcium iodate 0.1-0.3, yeast selenium 0.02-0.03 are resistance to Macrotherm phytase 0.8~1.2, ferment astragalus membranaceus powder 5~10, beta carotene 1.5~2.5, and yucca shidigera extract 0.9~ 1.5, antioxidant 0.15-0.2, maltodextrin 8~10, trehalose 1.8~2.5, converted starch 3~7, complex enzyme 2~3.
The complex enzyme is made of the component of following parts by weight: zytase 20, cellulase 10, 'beta '-mannase 10, protease 10, amylase 5.
The composite premixed feed for pigs is added to grower pigs according to the mass percent of 0.5-2%, uses in fattening pannage In feeding grower pigs, growing and fattening pigs.
The embodiment of the invention provides a compound premix for breeding swine, the premix include multi-vitamins, microelement, The multiple nutritional components such as complex enzyme formulation and functional additive, various nutrients needed for pig growth and development can be met, and mention The disease-resistant and anti-stress ability of high pig.Wherein each raw material is combined according to specific ratio, and each raw material is made to complement each other, collaboration hair The effect of waving is easy to use, and avoiding a variety of premixes and being used in mixed way causes unbalanced nutrition, palatability poor, and poisoning etc. is asked Topic.
In addition, complex enzyme includes zytase, cellulase, beta-mannase in the premix of the embodiment of the present invention Enzyme, protease and amylase, beta-mannase are about 20% of complex enzyme or so, can effectively reduce the beta-mannase by dregs of beans Caused intestine immunity stress, so as to improve the intestinal health of animal, both improved in premix trophic factors absorption benefit With also improving the production performance of animal.How many pairs of improvement animal intestinal tract health of 'beta '-mannase have good effect, It is very few can not play the role of reducing intestine immunity stress, it is excessive to will affect enteron aisle balance again.
In still another embodiment of the process, preferred yucca shidigera extract is prepared by following methods:
1) preparation of yucca spp preparation liquid: it is yucca spp blade is dry, crush, then with 10% mass concentration Glucose water according to mass ratio 2:1~3:1 mix, obtain yucca spp preparation liquid；
2) viable bacteria content 1 × 10 is obtained by bacillus subtilis and aspergillus niger respectively7~1 × 109The seed liquor of CFU/L, so 1:1 is mixed to get seed mixture liquid in equal volume afterwards；
3) seed mixture liquid is added in yucca spp preparation liquid, after mixing, under 30 DEG C of constant temperature, solid-state Ferment 48~72h；
4) acquisition of yucca shidigera extract: by Produced by Solid-state Fermentation fluidized beds aeration-drying, temperature is lower than 80 DEG C, so Afterwards air-flowing type crush to get.
The yucca plant extracts that the method is prepared through the embodiment of the present invention, yucca saponin content is high, and Polyphenol content is high, feeds milking sow for premix, can effectively reduce harmful gas such as poultry house ammonia, hydrogen sulfide Bulk concentration promotes the complete of Animal mucosal immune system, reduces animal incidence probability, promotes growth of animal.
Resveratrol and this kind of polyphenolic substance of yucca are more unique 2 kinds of polyphenol in yucca, are had to amino strong Strong binding ability, it is also possible to which there is the ability for reducing ammonia.In addition, the anti-infection effect of resveratrol is significant.
Seed mixture liquid is mixed to get by the seed liquor of bacillus subtilis and the seed liquor of aspergillus niger.
Wherein, the preparation of the seed liquor of bacillus subtilis can be with are as follows:
Culture medium --- beef extract 3g/L, peptone 10g/L, sodium chloride 5g/L are dissolved in appropriate distilled water, 121 for preparation DEG C sterilizing 30min.
Obtain the seed liquor of bacillus subtilis --- strain is linked into culture medium, shaken cultivation 24 hours.Menses After ball plate counts, it is 1 × 10 that concentration, which is made,7~1 × 109The seed liquor of CFU/mL.
The preparation of the seed liquor of aspergillus niger can be with are as follows:
Configuring culture medium --- potato leaches powder 6g/L, glucose 20g/L, agar 16g/L, is dissolved in appropriate distilled water In, 115 DEG C of sterilizing 30min.
Streak inoculation black-koji mould, 33-35 DEG C of culture are inverted 48 hours.
Picking single bacterium colony is inoculated into fluid nutrient medium, and 140r/min level shakes 12h, after the counting of blood cell plate, system It is 1 × 10 at concentration7~1 × 109The seed liquor of CFU/mL.
Aspergillus niger Liquid Culture based formulas --- peptone 50g, (NH4)2HPO4 2.3g、K2HPO4 3g、MgSO4·7H2O 1g, glucose 30g, CaCO30.4g, water 1000ml, adjust pH value 5.4-5.8, and 121 DEG C of sterilizing 30min are spare.
The seed liquor of bacillus subtilis is mixed with the seed liquor of aspergillus niger with 1:1 in equal volume can be obtained seed mixture Liquid.
The volume ratio of seed mixture liquid and yucca spp preparation liquid can be 1:8~1:10.Such as can be 1:8,1: 9,1:10 etc..
Gained seed mixture liquid is added in yucca spp preparation liquid, is mixed, then under 30 DEG C of constant temperature, 48~72h of solid state fermentation.
Wherein, fermentation stop technology can be with are as follows:
Product by solid-state fermentation is taken, 40 DEG C of drying are crushed, sieved with 100 mesh sieve, spare；Accurate weighing 0.2g is placed in ground taper In bottle, precision plus methanol 50ml shake up, stopper, and claim quality, are ultrasonically treated 30min, and room temperature is cooling, adds methanol to supply quality, shakes Even, supernatant crosses 0.45 μm of filter membrane, and taking filtrate is yucconin solution.With high effective liquid chromatography for measuring yucconin content > 11% terminates for fermentation.
Detection method:
Reference substance is purchased from Chinese pharmaceutical biological product and identifies institute, chromatographic column: Teknokroma KromasilC18 (5 μm, 2.1cm × 15cm) column；Mobile phase: acetonitrile 0.5g/L phosphate aqueous solution (21:79)；Detection wavelength: 203nm；Flow velocity: 0.3ml/ min；Sample volume: 25 μ l；Column temperature: 30 DEG C.
The composite premixed feed for pigs includes four kinds of microcapsule structures, wherein the first microcapsules are using choline chloride as core material, Using maltodextrin as wall material；Second microcapsules are with vitamin B1, vitamin B2, vitamin B6, niacin, folic acid be core material, with seaweed Sugar is wall material；Third microcapsules are using pantothenic acid as core material, using converted starch as wall material；4th microcapsules are with vitamin A, vitamin D3, vitamin E and vitamin K3For core material, using converted starch as wall material.
Premix provided in an embodiment of the present invention includes a variety of microcapsule structures, will be different by using microcapsules technology The various nutrients such as vitamin, microelement and enzyme preparation separate, and are coated with different materials, reduce due to not jljl It is reacted between matter and bring biological value the phenomenon that reducing, and then compared with prior art, without because of storage process element Loss and add the ingredients such as vitamin, mineral element too much, to reduce feed cost by comparison, improve product sexual valence Than.
In addition, the present inventors have additionally discovered that, although pantothenic acid and folic acid, vitamin B1, vitamin B2Etc. belonging to same biostearin, It is water soluble vitamin, but if pantothenic acid and other water soluble vitamins are coated in same microcapsule structure, is storing In the process it also occur that obvious destruction.
Maltodextrin is starch hydrolysate of the DE value 5~20 or so, similar with corn syrup, in premix Can be used as absorption easy to digest, low-heat, low fat energy source.The premix of the embodiment of the present invention, including 4 kinds of microcapsules knots Structure, the mixture using maltodextrin or comprising maltodextrin both makes maltodextrin also serve as energy source, simultaneously as wall material respectively Also other material compositions in premix are mixed in the form of microcapsules as core material, solve material composition it is many and diverse and The compatibility interoperability issues that may cause.
Further, in the composite premixed feed for pigs of the embodiment of the present invention, the first microcapsules are prepared into spray drying process It arrives；Second microcapsules, third microcapsules and the 4th microcapsules are prepared with extrusion.
Further, the wall material of the first microcapsules is maltodextrin.The parts by weight of the core materials of first microcapsules and wall material it Than for 1:1~1:1.2.It such as can be 1:1,1:1.08,1:1.2.
The wall material of second microcapsules is trehalose.The core material of second microcapsules and the weight ratio of wall material can be 1:3 ~1:4.
The wall material of third microcapsules is converted starch.The core material of third microcapsules and the weight ratio of wall material can be 1: 3~1:3.5.
The wall material of 4th microcapsules is the mixture of converted starch.The core material of 4th microcapsules and the weight of wall material The ratio between part can be 1:1.5~1:2.
The premix of the embodiment of the present invention includes four kinds of microcapsule structures, and surface of microcapsule has very small hole area, The entrance of oxygen or moisture is greatly prevented, while also greatly by other of core material and premix material composition directly mixed Keep apart when conjunction, both solved the destruction between material composition, also solve core material itself be easy to go bad, asking of being lost Topic, and then the premix of the embodiment of the present invention, storage period are long.
In the premix of the embodiment of the present invention, the wall material and core material of four kinds of microcapsule structures are different, and are not All vitamins are placed in same microcapsules simultaneously, nor being only simple individually placed to each vitamin ingredients different micro- It in capsule, but is divided by specific purpose, some vitamin is placed in same microcapsules, and some vitamin ingredients are then individually another It is placed in a kind of microcapsules, and matches its core material with corresponding wall material, can thus solve between vitamin ingredients, dimension Destructiveness between raw element ingredient and other material compositions, so each material composition of premix for improving the embodiment of the present invention by The problem of nutrient loss caused by destructiveness, nutrient imbalance.
In the premix of the embodiment of the present invention, mineral element is by minerals such as ferrous sulfate, ferrous glycine, copper sulphate Sulfate or acylate provide.Sulfate or acylate, crystal water content is few, and overall moisture content is suitable for further having Helping normally store under use condition, the physics of the components such as microelement, vitamin and chemical property are stablized in premix, And avoid premix that agglomeration, mildew occurs.
In the premix of the embodiment of the present invention, vitamin ingredients include vitamin A, vitamin D3, vitamin E, vitamin K3, vitamin B1, vitamin B2, vitamin B6Deng.Specifically, the parts by weight of each ingredient are vitamin A 0.1-0.3, vitamin D3 0.03-0.08 parts, 0.8-2.0 parts of vitamin E, vitamin K30.02-0.07 parts, vitamin B10.01-0.02 parts, vitamin B20.03-0.1 parts, vitamin B60.01-0.02 parts, 0.1-0.4 parts of niacin, 0.1-0.3 parts of pantothenic acid, 0.01-0.03 parts of folic acid.
Although livestock and poultry are very small to the needs of this constituents, they are animal growth and development and normal production must Indispensable.Due to that cannot synthesize in animal body or synthetic quantity is insufficient, this substance just must be by feed supply.The present invention is implemented In the premix of example, multivitamin meets pig in growth and development process to vitamin with micro and suitable precise combination Demand.
The premix of the embodiment of the present invention repeats no more fermentation astragalus membranaceus powder.Applicable fermentation astragalus membranaceus powder can be by existing side Method is prepared.The immunity of animal can be improved in fermentation astragalus membranaceus powder, reduces risk of falling ill.
Another aspect, the embodiment of the present invention provide the preparation method of a compound premix for breeding swine, can specifically include:
1) the raw material composition of the composite premixed feed for pigs is determined:
Lysine 25~35, threonine 5~10, methionine 2.0-4.0, tryptophan 0.5~1.5, valine 0.49-0.8, N- carbamylglutamic acid 0.57~1.13,25-hydroxy-vitamin D30.015~0.025, choline chloride 5~8, carnitine 0.5-1, Vitamin C 2~3, vitamin A 0.1-0.3, vitamin D30.03-0.08, vitamin E 0.8-2.0, vitamin K3 0.02- 0.07, vitamin B10.01-0.02, vitamin B20.03-0.1, vitamin B60.01-0.02, niacin 0.1-0.4, pantothenic acid 0.1-0.3, folic acid 0.01-0.03, ferrous sulfate 1.0-3.0, ferrous glycine 1.0-2.0, copper sulphate 3.0-7.0, alkali formula chlorination Copper 1-3, zinc sulfate 1-2, zinc methionine 1-2.5, manganese sulfate 1.0-3.0, calcium iodate 0.1-0.3, yeast selenium 0.02-0.03 are resistance to Macrotherm phytase 0.8~1.2, ferment astragalus membranaceus powder 5~10, beta carotene 1.5~2.5, and yucca shidigera extract 0.9~ 1.5, antioxidant 0.15-0.2,8~10, trehalose 1.8~2.5, converted starch 3~7, complex enzyme 2~3；
Wherein, the complex enzyme is made of the component of following parts by weight: zytase 20, cellulase 10, and β-sweet dew is poly- Carbohydrase 10, protease 10, amylase 5.
2) using choline chloride as core material, using maltodextrin as wall material, the first microcapsules are made by spray drying process；
With vitamin B1, vitamin B2, vitamin B6, niacin, folic acid be core material, using trehalose as wall material, by extruding legal system Obtain the second microcapsules；
Using pantothenic acid as core material, using converted starch as wall material, third microcapsules are made by extrusion；
With vitamin A, vitamin D3, vitamin E and vitamin K3For core material, using converted starch as wall material, by extruding legal system Obtain the 4th microcapsules；
3) by first microcapsules, second microcapsules, the third microcapsules, the 4th microcapsules and its Remaining raw material mixing.
The embodiment of the present invention provides a kind of preparation method of premix, includes 4 by the premix that the preparation method obtains Kind microcapsule structure, surface of microcapsule have very small hole area, greatly prevent the entrance of oxygen or moisture, while Greatly core material is kept apart with other material compositions of premix when directly mixing, has both been solved broken between material composition Bad effect, also solves the problems, such as that core material itself is easy to go bad, be lost, and then the premix storage period of the embodiment of the present invention is long. Compared with prior art, it is contemplated that nutritional ingredient can be destroyed because of the reasons such as " destruction ", mildew during storage for premix Or it is lost, and then additive amount is generally higher by theory demands amount.And the embodiment of the present invention reduces material composition in premix storage Rotten, losing issue, and then in contrast actual interpolation amount has higher cost performance closer to theory demands amount.
Wherein, the preparation method of the first microcapsules is spray drying process.Second microcapsules, third microcapsules and the 4th micro- glue The preparation method of capsule is extrusion.
The spray drying process of first microcapsules may include: to weigh vegetable oil, vegetable oil according to the parts by weight of choline chloride Weight ratio with choline chloride is 1:0.5~1:1；
Choline chloride is mixed with vegetable oil, wall material maltodextrin is then added, mixes again, obtains emulsion；
Gained emulsion is subjected to pneumatic spray drying processing, temperature 70 C, gas flow rate 2ml/min, gas flow 1.2m3/min。
Specifically, which can specifically include:
Choline chloride is slowly added into vegetable oil, such as can at the uniform velocity be added to plant within the time of 20~30min In object oil, then choline chloride and vegetable oil are sufficiently mixed, 10~20min of incorporation time；
Further, the atomization air pressure of spray drying can be 60kPa.
Obtained emulsion is subjected to pneumatic spray drying processing, temperature 70 C, gas flow rate 2ml/min, gas stream Measure 1.2m3/min。
It further illustrates, in above-mentioned spray drying process, vegetable oil is equivalent to " emulsifier ", passes through the addition of vegetable oil Choline chloride and the mixture of vegetable oil and maltodextrin three are emulsified.
Applicable extrusion may include:
Core material and wall material are mixed, then emulsified；
After emulsification carry out four-part form extrusion process, respectively 80 DEG C, 100 DEG C, 115 DEG C, 95 DEG C at a temperature of carry out；
It is quickly cooled down after extruding.
In above-mentioned extrusion, crushing and screening can be carried out after rapid cooling.What is obtained after rapid cooling is mostly Filament shape microcapsules can may advantageously facilitate uniformly mixed further by its crushing and screening when preparing premix.
It is above-mentioned by core material and wall in order to help to emulsify the mixture of core material and wall material in above-mentioned extrusion Material mixing, then carrying out emulsification can specifically include: first mixing core material and wall material, emulsifier is then added, after mixing again It is emulsified.
Further, the dosage of emulsifier can be the 1/45~1/50 of the weight summation of core material and wall material.Such as it can be with It is 1/45,1/46,1/49.
Emulsifier is while having hydrophilic radical, and has the surfactant of lipophilic group.The preparation side of the embodiment of the present invention In method, Nitranitol, stearoyl that applicable emulsifier can be emulsified for mixture that is nontoxic, can promote core material and wall material Sodium lactate, stearyl lactate, soybean lecithin, ester of xylitol etc..
In an embodiment of the present invention, applicable emulsifier can be soybean lecithin.Or also with to contain soybean ovum The mixture of phosphatide, such as the mixture of soybean lecithin and certain herbaceous plants with big flowers acid glyceride.
Above-mentioned spray drying process can be completed by spray dryer.Above-mentioned extrusion can there are four pressing cavities by tool It is completed in adding pressure type microcapsules equipment.Specifically, first mixing wall material and core material, emulsifier is then added and is mixed again It closes, obtains premix；Gained premix is put into the adding pressure type microcapsules equipment of four pressing cavities, respectively 80 DEG C, It is squeezed at a temperature of 100 DEG C, 115 DEG C, 95 DEG C；Then it is quickly cooled down, molding microcapsules can be obtained.
Composite premixed feed for pigs provided in an embodiment of the present invention is further elaborated below in conjunction with specific embodiment.
Comparative example 1
Composite premixed feed for pigs, in parts by weight composition are as shown in table 1:
Wherein, the composition of complex enzyme are as follows: in parts by weight: zytase 22, cellulase 10, 'beta '-mannase 5, egg White enzyme 15, amylase 12.
Beta carotene is purchased from Lidaer Biotech Co., Ltd., Guangzhou.
Antioxidant is the ethoxyquinoline of mass percentage 66%.
The preparation of premix: each raw material is weighed according to parts by weight shown in table 1 and is mixed.
The parts by weight of 1 composite premixed feed for pigs of table form
Embodiment 1
One compound premix for breeding swine, in parts by weight composition are as shown in table 1:
Complex enzyme: according to parts by weight, complex enzyme includes following parts by weight: zytase 20, cellulase 10, β-sweet dew Dextranase 10, protease 10, amylase 5.
Yucca shidigera extract is prepared by following methods:
1) yucca spp blade is dry, crushing；2) decoct and extract: respectively plus 15 times of water amounts, 10 times of amounts are in 80~90 DEG C decoct extract 2 times, every time 1 hour；3) merge decoction liquor, filter, be concentrated, dry).
Antioxidant is Santoquin.
Embodiment 2
Composite premixed feed for pigs, raw material composition are as shown in table 1.
Wherein, yucca shidigera extract is prepared by following methods:
1) preparation of yucca spp preparation liquid: it is yucca spp blade is dry, crush, then with 10% mass concentration Glucose water according to mass ratio 2:1 mix, obtain yucca spp preparation liquid；
2) viable bacteria content 1x10 is obtained by bacillus subtilis and aspergillus niger respectively9The seed liquor of CFU/L, then 1:1 etc. Volume mixture obtains seed mixture liquid；
3) seed mixture liquid is added in yucca spp preparation liquid, seed mixture liquid and yucca spp preparation liquid Volume ratio is 1:9, after mixing, under 30 DEG C of constant temperature, and 48~72h of solid state fermentation；
4) acquisition of yucca shidigera extract: by fermentation fluidized beds aeration-drying obtained, temperature is lower than 80 DEG C, so Afterwards air-flowing type crush to get.
Other are the same as embodiment 1.
Embodiment 3
Composite premixed feed for pigs, raw material composition are as shown in table 1.
Wherein, yucca shidigera extract is prepared by following methods:
1) preparation of yucca spp preparation liquid: it is yucca spp blade is dry, crush, then with 10% mass concentration Glucose water according to mass ratio 2:1 mix, obtain yucca spp preparation liquid；
2) viable bacteria content 1x10 is obtained by bacillus subtilis and aspergillus niger respectively9The seed liquor of CFU/L, then 1:1 etc. Volume mixture obtains seed mixture liquid；
3) seed mixture liquid is added in yucca spp preparation liquid, seed mixture liquid and yucca spp preparation liquid Volume ratio is 1:9, after mixing, under 30 DEG C of constant temperature, and 48~72h of solid state fermentation；
4) acquisition of yucca shidigera extract: by fermentation fluidized beds aeration-drying obtained, temperature is lower than 80 DEG C, so Afterwards air-flowing type crush to get.
Wherein, which includes 4 kinds of microcapsule structures.
First microcapsules are using choline chloride as core material, using maltodextrin as wall material；The weight ratio of core material and wall material is 1:1.2。
Second microcapsules are with vitamin B1, vitamin B2, vitamin B6, niacin, folic acid be core material, using trehalose as wall material； The weight ratio of core material and wall material is 1:4.
Third microcapsules are using niacin as core material, using converted starch as wall material；The weight ratio of core material and wall material is 1: 3.5。
4th microcapsules are with vitamin A, vitamin D3, vitamin E and vitamin K3For core material, using converted starch as wall material； The weight ratio of core material and wall material is 1:1.5.
Preparation method:
1) formula according to table 1 weighs each material composition, for use；
2) preparation of the first microcapsules
Choline chloride is slowly added into vegetable oil, is then sufficiently mixed choline chloride and vegetable oil, the time 15~ 20min, the weight ratio of the two are 1:0.5；
Wall material maltodextrin is added, mixing and emulsifying obtains emulsion；
Gained emulsion is put into progress pneumatic spray drying processing, temperature 70 C, gas stream in spray dryer Fast 2ml/min, gas flow 1.2m3Molding first microcapsules can be obtained in/min, atomization air pressure 60kPa.
3) preparation of the second microcapsules
Weigh core material vitamin B1, vitamin B2, vitamin B6, niacin, folic acid, wall material trehalose is stirred for mixing, 10~30min of time；
Emulsifier soybean lecithin is added after mixing, dosage is the 1/50 of the sum of core material and wall material parts by weight, in high speed It is mixed again in mixing machine, 1~5min of time；
Gained mixture is emulsified, emulsion is obtained；
Gained emulsion is put into twin (double) screw extruder, the extrusion chamber of extruder is set as four sections, temperature according to It is secondary to be set as 80 DEG C, 100 DEG C, 115 DEG C, 95 DEG C, carry out four-part form extruding；
After the completion of 4th section squeezes, gained extrudate is rapidly cooled, molding second microcapsules can be obtained.
4) preparation of third microcapsules
Core material pantothenic acid, wall material converted starch are weighed, is sufficiently mixed, 10~30min of mixing time；
Remaining is with above-mentioned steps 3), molding third microcapsules can be obtained.
5) preparation of the 4th microcapsules
Weigh core material vitamin A, vitamin D3, vitamin E and vitamin K3, wall material converted starch is sufficiently mixed, 10~30min of mixing time；
Remaining is with above-mentioned steps 3), molding 4th microcapsules can be obtained.
6) preparation of premix
By above-mentioned steps 2)~5) made from microcapsules mix with other stand-by surplus stock components, pack, store.
Other are the same as embodiment 2.
Embodiment 4
Substantially with embodiment 3.The difference is that:
First microcapsules are using choline chloride as core material, using maltodextrin as wall material；The weight ratio of core material and wall material is 1:1。
Second microcapsules are using vitamin B1, vitamin B2, vitamin B6, niacin, folic acid as core material, using trehalose as wall Material；The weight ratio of core material and wall material is 1:3.
Third microcapsules are using pantothenic acid as core material, using converted starch as wall material；The weight ratio of core material and wall material is 1:3.
4th microcapsules are using vitamin A, vitamine D3, vitamin E and Vitamin K3 as core material, using converted starch as wall Material；The weight ratio of core material and wall material is 1:1.5.
1, evaluation test
Premix shown in comparative example and embodiment 1-3 is divided into 4 groups, every group take 20 batches saved respectively during generate The evaluation test of nutrition loss, unbalance situation during hardened, mildew situation and preservation, average result is in 3 institute of table 2 and table Show.
Table 2 generates hardened, mildew situation during saving
Pot-life/the moon 1 3 5 7 9
Comparative example 1 X X O O O
Embodiment 1 X X X O O
Embodiment 2 X X X O O
Embodiment 3 X X X X X
Embodiment 4 X X X X X
Nutrition loss, unbalance situation during table 3 saves
Pot-life/the moon 1 3 5 7 9
Comparative example 1 X O O O O
Embodiment 1 X X X O O
Embodiment 2 X X X O O
Embodiment 3 X X X X X
Embodiment 4 X X X X X
Note: whether generate it is hardened, occur mildew be whether have 3 groups or more there are hardened in 20 batches according to every group or What the case where mildew, was counted, wherein O- is hardened, goes mouldy, X- without it is hardened, do not go mouldy.
It matches unbalance detection: vitamin ingredients, mineral element, N- carbamylglutamic acid being examined within the pot-life It surveys, counts its parts by weight and than whether be substantially reduced with start-up phase, with about 5% or more loss late.If 20 of every group There are 3 groups or more in batch there are such situation, be denoted as O- and exist and match unbalance, it is unbalance there is no matching otherwise to be denoted as X-.According to It is measured according to national standard such as GB/T 17812.
According to the experimental results, in the premix of the embodiment of the present invention, each raw material is complemented each other with scientific matching, collaboration hair The effect of waving, under normal storage and use condition, the physics of the components such as microelement, vitamin and chemical property are steady in premix It is fixed, reduce material composition during preservation nutritional ingredient because oxidation, it is hardened, mouldy due to be lost the problem of.
2, the influence of interior ammonia mass concentration is given up to pig
Test site: test is implemented on Lingyuan, Liaoning pig farm.
Test period: on 2 4th, 2017 -- March 18
Test apparatus: ammonia analyzer (15010ME-010)
Experimental design:
4 unit conservation pigsties are selected, 120 child care pigs of each element memory are divided into control group 1 and experimental group 1~3, Control group 1 uses the premix of comparative example 1；Experimental group 1~3 uses the premix of Examples 1 to 3 respectively.During test, use Ammonia analyzer is measured the ammonia concentration of 2 house inner blower, doorway positions.Each position takes 3 monitoring points, finally ties Fruit is averaged.During test, require to be normally carried out according to conventinal breeding management, rational ventilation.
4 premix of the embodiment of the present invention of table is to the effect (PPM) for reducing ammonia concentration
The ammonia that control group and experimental group are arrived in house inner blower, 2, doorway position detection during upper table has counted test is dense Degree.Experimental group 1~3 compared with the control group, ventilation, in terms of, the difference is that only control group fed pair The premix of ratio is not added with yucca plant extracts in control group 1, and the yucca plant extracts in experimental group 1 is by conventional side Method is prepared, and yucca plant extracts preparation method as described in the embodiment of the present invention in experimental group 2~3 is prepared. It is obvious it was determined that being added with the premix of the yucca shidigera extract of the embodiment of the present invention by comparing the data that upper table is recorded Material has significant ammonia concentration reducing effect, improves pig house environment.
3, feeding experiment
3.1 test period
Tested on March 4th, 2017 --- April 1, experiment periods 28 days.
3.2 test site
Test is implemented on Lingyuan, Liaoning kind pig farm.
3.3 experimental animal
Experimental animal selects the same unit wean date close, and three way cross sodium selenite similar in weight totally 160.
3.4 test daily rations
Test sets totally 4 groups of control group and test group, and every group 40, control group feed is commercially available 1% composite pre-mixed fodder for piglets The daily ration of preparation, test group are the daily ration prepared respectively using 1,2,3 compound premix of embodiment.
5 daily ration of table composition
3.5 test method
3.5.1 experimental design
Weanling pig 160, it is divided into 4 groups, every group 40.This test uses single factor test Random Design, and selection is average initial The three way cross healthy growth pig that weight is about 11.26kg totally 160, by the close principle similar with hereditary basis of weight, with Machine is divided into 4 processing, and 4 repetitions of each processing feed three kinds of different daily rations respectively.Each 10 pigs of repetition (circle), each place Manage 40 pigs.Carry out individual weighing, number in the morning.It is grouped by kind, gender, individual weight, shows that weight differences between group not It writes.
3.5.2 feeding management
Test pig each group environmental condition is consistent, and high bed raising, control group and experimental group daily ration are powder, be freely eaten, Drinking-water.It carries out disinfection by pig farm conventional program, expelling parasite and immune.
3.5.3 Testing index
The morning individual weighing on an empty stomach at the end of respectively at each on-test, records feed consumption to repeat (circle) as unit Amount calculates average daily gain, average daily gain, the statistics of feed weight gain ratio and diarrhea head number and head time.
3.5.4 statistical analysis
It is for statistical analysis using SPSS16.0.
3.6 results and analysis
Control group Embodiment 1 Embodiment 2 Embodiment 3
Starting weight (kg) 11.26 11.26 11.26 11.26
End weight (kg) 22.16 23.22 23.47 23.76
Average daily gain (g/d) 389.29 427.14 436.07 446.43
Average daily gain (g/d) 731.86 730.41 736.96 723.21
Feed/weight gain 1.88 1.71 1.69 1.62
Diarrhea rate % 3.92 2.76 2.05 1.51
Hair color scoring 1.8 2.3 2.7 2.9
Stools scored 2.8 2.3 2.3 2.1
Remarks:
1, hair color standards of grading: 1 point: poor；2 points: general；3 points: best；
2, stools scored standard: 1 point: excrement drying, graininess, harder；2 points: formed stools are cylindric, glossy shinny, Color is normal；3 points: excrement is soft shapeless；4 points: excrement is at athero-；5 points: excrement is at water sample.(in stools scored, 2 points is most It is excellent)
Test result shows that comparative test group 1~3 and control group are found, the premix of the embodiment of the present invention can add compared with Few vitamin, improve premix because material composition is many and diverse make directly to contact with destruction nutrient caused by nutrition Loss or unbalance problem.
Wherein, 3 daily gain of test group is best.After feeding 28 days, the end weight of test group daily ration, piglet is significantly mentioned compared with control group High 1.06kg or more.Furthermore testing 3 groups of piglets in the average diarrhea rate averagely in 28 days is only 1.51%, aobvious compared with control group 1 Work has dropped 37.34%.In addition, hair color scoring is 2.9, also significantly greater than control group in test group 3.It can in stools scored To find out, when score is 3, illustrate that the effective rate of utilization of feed is lower, feed by piglet there is no effectively being digested and assimilated, right According in group, stools scored is 2.8 points, for test group 1, closer to 3 points, illustrates commercially available general 1% piglet premix Expect that the daily ration prepared digests and assimilates efficiency there is no preferable for piglet.And on the other hand, since piglet is in optimal feeding In amount, suckling piglet excrement is softer, with shaped cylinder shape for most perfect condition., it is apparent that its excrement is commented from test group 3 Divide closest 2 points, this explanation is fast in the feed intake height, intestinal health, growth for using suckling piglet, for control group, Piglet increases significantly to the digestion and absorption of the feed of test group 3, and 3 feed-weight ratio of test group is low relative to control group 13.83%, illustrate that the pig starter feed in the present invention significantly improves piglet for the digestive utilization ratio of feed effective component, preferably The growth performance of piglet is improved in ground.

Claims (9)

1. a compound premix for breeding swine, which is characterized in that the raw material including following parts by weight:
Lysine 25~35, threonine 5~10, methionine 2.0-4.0, tryptophan 0.5~1.5, valine 0.49-0.8, N- ammonia Carbamylglutamic 0.57~1.13,25-hydroxy-vitamin D30.015~0.025, choline chloride 5~8, carnitine 0.5-1, dimension life Plain C 2~3, vitamin A 0.1-0.3, vitamin D30.03-0.08, vitamin E 0.8-2.0, vitamin K3 0.02- 0.07, vitamin B10.01-0.02, vitamin B20.03-0.1, vitamin B60.01-0.02, niacin 0.1-0.4, pantothenic acid 0.1-0.3, folic acid 0.01-0.03, ferrous sulfate 1.0-3.0, ferrous glycine 1.0-2.0, copper sulphate 3.0-7.0, alkali formula chlorination Copper 1-3, zinc sulfate 1-2, zinc methionine 1-2.5, manganese sulfate 1.0-3.0, calcium iodate 0.1-0.3, yeast selenium 0.02-0.03 are resistance to Macrotherm phytase 0.8~1.2, ferment astragalus membranaceus powder 5~10, beta carotene 1.5~2.5, and yucca shidigera extract 0.9~ 1.5, antioxidant 0.15-0.2, maltodextrin 8~10, trehalose 1.8~2.5, converted starch 3~7, complex enzyme 2~3；
Wherein, the complex enzyme is made of the component of following parts by weight: zytase 20, cellulase 10, 'beta '-mannase 10, protease 10, amylase 5；
The composite premixed feed for pigs is added to grower pigs according to the mass percent of 0.5-2%, in fattening pannage for raising Feed grower pigs, growing and fattening pigs.
2. composite premixed feed for pigs according to claim 1, which is characterized in that the yucca shidigera extract is by following Method is prepared:
1) preparation of yucca spp preparation liquid: it is yucca spp blade is dry, crush, then with the Portugal of 10% mass concentration Grape syrup is mixed according to mass ratio 2:1~3:1, obtains yucca spp preparation liquid；
2) viable bacteria content 1 × 10 is obtained by bacillus subtilis and aspergillus niger respectively7~1 × 109The seed liquor of CFU/L, then 1: 1 is mixed to get seed mixture liquid in equal volume；
3) seed mixture liquid is added in yucca spp preparation liquid, after mixing, under 30 DEG C of constant temperature, solid state fermentation 48~72h；
4) acquisition of yucca shidigera extract: by Produced by Solid-state Fermentation fluidized beds aeration-drying, temperature is lower than 80 DEG C, then gas Streaming crush to get.
3. composite premixed feed for pigs according to claim 1, which is characterized in that the composite premixed feed for pigs includes four kinds Microcapsule structure, wherein the first microcapsules are using choline chloride as core material, using maltodextrin as wall material；Second microcapsules are with vitamin B1, vitamin B2, vitamin B6, niacin, folic acid be core material, using trehalose as wall material；Third microcapsules using pantothenic acid as core material, with Converted starch is wall material；4th microcapsules are with vitamin A, vitamin D3, vitamin E and vitamin K3For core material, with converted starch For wall material.
4. composite premixed feed for pigs according to claim 3, which is characterized in that the core material and wall material of first microcapsules Weight ratio be 1:1~1:1.2；The core material of second microcapsules and the weight ratio of wall material are 1:3~1:4；Institute The weight ratio of the core material and wall material of stating third microcapsules is 1:3~1:3.5；The core materials of 4th microcapsules and wall material Weight ratio is 1:1.5~1:2.
5. the preparation method of a compound premix for breeding swine, which is characterized in that the preparation method includes the following steps:
1) the raw material composition of any one of Claims 1 to 4 composite premixed feed for pigs is determined:
2) using choline chloride as core material, using maltodextrin as wall material, the first microcapsules are made by spray drying process；
With vitamin B1, vitamin B2, vitamin B6, niacin, folic acid be core material, using trehalose as wall material, be made the by extrusion Two microcapsules；
Using pantothenic acid as core material, using converted starch as wall material, third microcapsules are made by extrusion；
With vitamin A, vitamin D3, vitamin E and vitamin K3Is made by extrusion using converted starch as wall material for core material Four microcapsules；
3) by first microcapsules, second microcapsules, the third microcapsules, the 4th microcapsules and step 1) In other raw materials mixing.
6. the preparation method of composite premixed feed for pigs according to claim 5, which is characterized in that be made second by extrusion Microcapsules, third microcapsules or the 4th microcapsules include:
Core material and wall material are mixed, then emulsified；Preferably, first core material and wall material are mixed, emulsifier is then added, then It is emulsified after secondary mixing；
After emulsification carry out four-part form extrusion process, respectively 80 DEG C, 100 DEG C, 115 DEG C, 95 DEG C at a temperature of carry out；
It is quickly cooled down after extruding.
7. the preparation method of composite premixed feed for pigs according to claim 6, which is characterized in that be made by spray drying process First microcapsules include:
Vegetable oil is weighed according to the parts by weight of choline chloride, and the weight ratio of vegetable oil and choline chloride is 1:0.5~1:1；
Choline chloride is mixed with vegetable oil, wall material maltodextrin is then added, mixes again, obtains emulsion；
Gained emulsion is subjected to pneumatic spray drying processing, temperature 70 C, gas flow rate 2ml/min, gas flow 1.2m3/ min。
8. the preparation method of composite premixed feed for pigs according to claim 6, which is characterized in that the emulsifier is soybean Lecithin.
9. the preparation method of composite premixed feed for pigs according to claim 8, which is characterized in that the dosage of the emulsifier It is the 1/45~1/50 of core material and the weight summation of wall material.
CN201810668764.6A 2018-06-26 2018-06-26 Composite premixed feed for pigs and preparation method thereof Pending CN108936005A (en)

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CN109329631A (en) * 2018-12-11 2019-02-15 康地饲料添加剂(天津)有限公司 A kind of replacement gilt, pregnant sow compound premixed feed
CN109691592A (en) * 2019-02-15 2019-04-30 湖南启民生物科技有限公司 A kind of sucking pig compound premixing feed and its preparation and application
CN112515044A (en) * 2020-12-01 2021-03-19 北京挑战农业科技有限公司 Preparation method and application of fermentation premix capable of enhancing vitamin stability
CN112515044B (en) * 2020-12-01 2022-07-26 天津博菲德科技有限公司 Preparation method and application of fermentation premix capable of enhancing vitamin stability
NL2031078B1 (en) * 2022-02-24 2023-09-06 Agricultural Biotechnology Res Center Ningxia Academy Of Agricultural And Forestry Sciences Ningxia Feed additive containing trollius chinensis bunge and feed

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