CN109770047A - A kind of sows in lactation feed and preparation method thereof - Google Patents
A kind of sows in lactation feed and preparation method thereof Download PDFInfo
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- CN109770047A CN109770047A CN201910197916.3A CN201910197916A CN109770047A CN 109770047 A CN109770047 A CN 109770047A CN 201910197916 A CN201910197916 A CN 201910197916A CN 109770047 A CN109770047 A CN 109770047A
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
Abstract
A kind of sows in lactation feed, the raw material including following parts by weight: 10-30 parts of animal sources waste material, 15-28 parts of bean dregs, 3-12 parts of cassava leaves, 25-40 parts of corn, 0.1-0.3 parts of methionine, 0.05-0.18 parts of tryptophan, 1.5-2 parts of calcium monohydrogen phosphate, 0.1-0.25 parts of choline chloride, times 3-8 parts of peptide moral yeast extract；5-10 parts of complex microorganism seed liquor；The strain combination of complex microorganism seed liquor are as follows: Mucor+aspergillus niger+trichoderma reesei.Main component of the present invention using animal sources waste material as feed meets the requirement of sustainable development efficiently using the wherein protein of rich content, amino acid, reduces feeding cost, improves productivity effect, moreover it is possible to reduce environmental pollution.Other auxiliary materials and animal sources waste material are selected to arrange in pairs or groups according to nutrition complement principle, composed animal sources feed can provide balanced, sufficient nutrition for pig.Meet the requirement of sustainable development, reduce feeding cost, improves productivity effect, moreover it is possible to reduce environmental pollution.
Description
Technical field
The invention belongs to livestock culturing field of fodder, and in particular, to a kind of sows in lactation feed and its preparation side
Method.
Background technique
With the fast development of animal husbandry, the weary problem of protein resource plaque is outstanding day by day.Poultry feather, blood, excrement
It is byproduct common after poultry is processed, currently, the excrement, feather, the blood that generate in most of slaughterhouse are not all filled
Divide and utilize, typically as discharging of waste liquid or as waste incineration, has thereby resulted in serious water resource, air pollution.
Feather meal is process by the feather and the pumping remaining feather stem of suede of livestock and poultry, protein rich in, thick egg
For white matter content up to 80% or more, various total amino acid contents are a kind of important protein resources 70% or more.Blood meal is
Gained blood is through made of drying, crude protein content (80%~90%) is rich in lysine, leucine etc. when butchering poultry
Amino acid also contains various trace elements, a variety of enzymes and vitamin.Contain more indigested feed in chicken manure and does not have
There is the nutritional ingredient of absorption, according to surveying and determination, crude protein accounts for 24% or so in chicken manure dry matter, can be with the thick egg in mixed feed
White phase is equal to, wherein having 50% or more is the nonprotein nitrogen such as uric acid, urea, creatine, ammonia, and the various ammonia generally in chicken manure
Base acid compares balance, containing depend on ammonia to be about 0.5%, methionine is about 0.36%, moon bright propylhomoserin is about 0.10%, threonine is about
0.52%, it is suitable with the amino acid content of common feedstuffs such as corn, barley, wheat etc..Crude fiber content average out to
0.87%, and the content of calcium, phosphorus is averagely respectively 2.3% and 1.6%.B family vitamin also rich in chicken manure, especially
It is vitamin B12And various microelements.
Therefore, the development and utilization of animal waste not only can effectively alleviate its pollution to environment, while alleviate proteinogen
The status for expecting shortage also helps the sustainable development for ensureing feed industry.Therefore, reinforce the essence to animal sources waste material albumen
Deep processing and comprehensive utilization develop high-quality animal derived protein product to the sustainable development of China's livestock with far-reaching
Influence and important meaning.
However, the main component of feather meal protein is the keratin of double sulphur combinations (by alpha-helix or beta sheet conformation
Parallel polypeptide chain composition, has been the protein not soluble in water of protection or structure function), the intracorporal trypsase of animal, stomach egg
It can hardly be hydrolyzed in white enzyme and other hydrolases, result even in the bad anti-of animal to give birth to feather feeding animals
It answers.And blood meal nutrient content is uneven, methionine, isoleucine extremely lack, and calcium, phosphorus content are lower, and its contain it is bloody
It is poor that taste results in palatability.In addition, the energy content of chicken manure is lower, content of mineral substances is uneven, and especially calcium content is excessively high,
If do not balanced mutually with other components, the undesirable consequence of Animal nutrition is easy to produce with the independent feeding animals of chicken manure.Therefore,
Animal derived protein feed formula is rationally designed, balanced, reasonable nutrition arrangement is made it have, animal derived protein feeding can be accelerated
The popularization and application of material bring huge benefit for animal-breeding and livestock product exploitation.
Summary of the invention
The object of the present invention is to provide a kind of sows in lactation feeds and preparation method thereof, are asked with solving above-mentioned technology
At least one of topic.
According to an aspect of the present invention, a kind of sows in lactation feed is provided, the raw material including following parts by weight:
10-30 parts of animal sources waste material, 15-28 parts of bean dregs, 3-12 parts of cassava leaves, 25-40 parts of corn, 0.1-0.3 parts of methionine, color ammonia
It is 0.05-0.18 parts sour, 1.5-2 parts of calcium monohydrogen phosphate, 0.1-0.25 parts of choline chloride, times 3-8 parts of peptide moral yeast extract, compound
5-10 parts of microorganism seed liquid；The strain combination of complex microorganism seed liquor are as follows: Mucor+aspergillus niger+trichoderma reesei.
Preferably, in complex microorganism seed liquor each strain volume proportion are as follows: Mucor: aspergillus niger: trichoderma reesei=1:
1:1.
Preferably, animal sources waste material comprises the following components in parts by weight: feather meal 3-8,4-6 parts of expanding blood meal, chicken manure 8-
20 parts.
Preferably, complex enzyme formulation 2-5 parts, complex enzyme formulation includes that the keratinase of 1000U/g, the wood of 700U/g are poly-
The alkali protease of carbohydrase and 500U/g.
Preferably, cassava leaves pass through nature solarization dry-cure before the use.
Preferably, further include and U.S. 2-5 parts of ferment.
It preferably, further include low chitosan 0.01-0.02 parts.
According to another aspect of the present invention, a kind of preparation method of piglet growth stage pannage as described above is provided, is wrapped
It includes following steps: (1) raw material other than complex microorganism seed liquor, complex enzyme formulation being crushed, mixing, obtain substrate；
(2) complex microorganism seed liquor and complex enzyme formulation are uniformly sprayed in the substrate of step (1)；(3) according to the material of 1:1-6
Water ratio, adds water to mix with substrate, sealing；(4) fermentation temperature is 32-60 DEG C, fermentation time are as follows: 64-128 hours.
Preferably, material-water ratio 1:4.
Preferably, step (4) is divided into following two process: process (1): keeping temperature is 30-36 DEG C, maintains 48-96 small
When；Process (2): keeping temperature is 50-60 DEG C, is maintained 20-30 hours.
Main component of the present invention using animal sources waste material as feed, efficiently using the wherein protein of rich content,
Amino acid realizes the abundant exploitation of waste material resource, meets the requirement of sustainable development, reduces feeding cost, improves production effect
Benefit, moreover it is possible to reduce environmental pollution.One of raw material present invention employs the blood meal Jing Guo expanding treatment as feed, possesses
The original nutritive value of blood meal, but its contained albumen is easier by pig sorption enhanced, and almost without the smell of blood, more
Add the preferred diet for meeting pig.
Meanwhile selecting other auxiliary materials and animal sources waste material to arrange in pairs or groups according to nutrition complement principle, composed feed can
Balanced, sufficient nutrition is provided for piglet.Wherein: using cassava leaves as one of auxiliary material, cassava leaves lysine rich in,
The disadvantage of lysine content deficiency in animal blood meal can be improved, in addition, calcium also rich in cassava leaves, magnesium, potassium, iron,
Zinc, carrotene and multivitamin, nutritive value with higher；Present invention employs the wood that dry-cure is shone by nature
Potato leaf effectively reduces harmful cyanide content in cassava leaves, while having possessed the nutritional ingredient of cassava leaves；With U.S. ferment,
The feed intake that can increase sow with U.S. ferment is added in feed, is improved immunoglobulin content in sow colostrum, is improved indirectly
The immunity of organisms of piglet reduces piglet disease incidence, to accelerate the growth rate of piglet；Oligomeric chitose, oligopolymerization chitosan
Sugar can increase the average daily gain of sows in lactation, improve the lactation amount and milk milk fat content of sow, on the other hand,
Effect can be obviously promoted to the growth performance of suckling pig and oxidation resistance generation indirectly, grice diarrhoea rate is effectively reduced,
Enhance the immune function and disease resistance of body；Times peptide moral yeast extract, improves the lactation amount of sow and the nutriture value of milk
Value.
On the other hand, the present invention promotes the fermentation of raw material substrate using complex microorganism preparations and complex enzyme formulation: with hair
Mould, aspergillus niger, trichoderma reesei form complex microorganism preparations, and three kinds of bacterial strain collective effects, synergy can produce neutrality
The enzymes such as protease, amylase, carbohydrase, cellulase and phytase；Meanwhile utilizing keratinase, zytase and alkaline egg
White enzyme forms complex enzyme formulation, the disulfide bond in the keratin of feather meal can be targetedly destroyed, thus effectively by plumage
The keratin of Mao Fenzhong is converted into the peptide albumen that can be easy to be digested and assimilated by piglet；Complex microorganism preparations and complex enzyme system
A large amount of high molecular weight proteins in raw material substrate can be degraded into small protein, polypeptide and free amino acid by agent, by fiber
The mass degradations such as element, starch, the phytase that fermentation strain generates can also by calcium, phosphorus in raw material in conjunction with phytic acid etc. it is inorganic from
Son releases in a free form, and the invalid nutrition in fermentation substrate is made to become effective nutrition.
Detailed description of the invention
Fig. 1 is the peptide content statistics column diagram of the animal sources pannage prepared using enzyme preparation as raw material.
Specific embodiment
It in order to enable those skilled in the art to better understand the solution of the present invention, below will be in the embodiment of the present invention
Technical solution is clearly and completely described, it is clear that and the described embodiment is only a part of the embodiment of the present invention, and
The embodiment being not all of.
1 strain enzyme-producing aptitude tests of embodiment
1. Strain type: Mucor, aspergillus niger, trichoderma reesei.
1. culture medium:
Isolation medium (%): KH2PO4 0.036、MgSO4·7H2O 0.05、ZnCl20.0014, cheese 0.4,
Na2HPO4·7H2O 0.107、NaCl 0.016、CaCl2 0.0002、FeSO40.0002, peptone 0.005, agar 2.0.
pH 7.0。
Medium of shaking flask fermentation (%): corn flour 4.0, beancake powder 3.0, wheat bran 2.5, Na2HPO4 0.4、 KH2PO4
0.03。pH 7.0。
Solid fermentation culture medium: rice bran is mixed with water.
2. test method
It tests 1 group: according to the volume ratio of 1:1:1, by three kinds of bacterial strains while being inoculated with Medium of shaking flask fermentation, 30 DEG C,
190r/min is cultivated 3 days, is then centrifuged fermentation liquid 10000r/min 25 minutes, and supernatant is taken to survey enzyme activity；It tests 2 groups: pressing
According to the volume ratio of 1:1:1, trichoderma reesei, aspergillus niger, Mucor are successively successively inoculated with Medium of shaking flask fermentation, 30 DEG C, 190r/
Min is cultivated, and is divided into 1 day between each inoculation time, is then centrifuged fermentation liquid 10000r/min 25 minutes, supernatant is taken to survey
Enzyme activity is inoculated with Medium of shaking flask fermentation.
The measurement of prolease activity, Folin method, 40 DEG C, when pH 7.2, caseinhydrolysate per minute generates 1 μ g tyrosine
Enzyme amount be an enzyme activity unit (U).
The measurement of amylase activity, achromatization, when pH=6.0, hydrolyze 1mg starch per hour and produce dextrinogenic enzyme by 60 DEG C
Amount is 1U.
The measurement of saccharifying enzymic activity, hypoiodous acid sodium method, when pH=4.6, hydrolyze starch per hour and generate 1mg grape by 40 DEG C
The enzyme amount of sugar is 1U.
The measurement of cellulase activity, DNS development process, when pH=4.6, hydrolyze carboxymethyl per minute and generate 1 μ g by 50 DEG C
The enzyme amount of glucose is 1U.
The measurement of pectinase activity, secondary iodous acid sodium method, 50 DEG C, when pH=3.5, hydrolysis of pectin generates the Portugal 1mg per hour
The enzyme amount of grape sugar is 1U.
The measurement of phytase activity, vanadium-ammonium molybdate method, 40 DEG C, when pH=5.5, Hydrolysis of Phytic Acid sodium per minute generates 1 μ g
The enzyme amount of Phos is 1U.
Table 1 is inoculated with the composition and ability for the compound enzyme system that opportunity generates bacterial strain
The mycelial growth rate of three kinds of bacterial strains in the medium is very fast, and according to table 1, the producing enzyme type of three plants of moulds is abundant,
The enzyme activity of protease, amylase, cellulase, phytase and zytase is able to detect that in fermentation system.However it is inoculated with
Opportunity is different, and the enzyme activity in compound enzyme system has significant difference: compared with 2 groups of test, 1 group of experiment is same by three plants of moulds
When inoculation in the medium, Mucor, aspergillus niger and trichoderma reesei symbiosis promote, and the enzyme activity of various enzymes all increases.
Embodiment 2
1. the preparation of complex microorganism seed liquor
It uses comprehensive PDA slant medium culture aspergillus niger 3 days, 5 day, times peptide moral of Mucor yeast extract 6 days respectively；Point
Not with 10.0mL sodium chloride injection and connect that bacterium hook scrapes inclined-plane lawn mycelia 3 times, dress 20.0mL sodium chloride injection is gone to
Triangular flask in, magnetic stirrer 30 minutes, be configured to the 140000/mL monospore of 3 plants of bacterium and unicellular outstanding respectively
Liquid.
Take 10.0mL bacteria suspension in the PDA corn stalk powder complex medium of 100.0mL, 30 DEG C of black songs of 150r/min
It is mould to cultivate 2 days, Mucor culture 2 days, the culture of trichoderma reesei extract 3 days, the seed liquor of three kinds of bacterial strains is made.According to Mucor: black
Aspergillus: trichoderma reesei=1:1:1 volume proportion measures three kinds of seed liquors respectively, and mixing is made into complex microorganism seed liquor.
2. the preparation of complex enzyme formulation
Complex enzyme formulation is formed by keratinase, zytase, alkali protease mixed preparing, prepares the enzyme system of completion
The zytase of keratinase, 900U/g in agent containing 1000U/g and the alkali protease of 500U/g.
3. the preparation of animal sources pannage
(1) preparation of fermentation system
Parts by weight, which are corresponded to, according to raw material components listed by table 3 weighs each raw material.By load weighted feather meal, extruding
Blood meal, chicken manure, bean dregs, cassava leaves and U.S. ferment, oligomeric chitose, corn, calcium monohydrogen phosphate, methionine, tryptophan, choline chloride
It crushes, is mixed into fermentation substrate.Complex microorganism seed liquor and complex enzyme formulation are successively uniformly sprayed in fermentation substrate,
It according to the material-water ratio of 1:4, mixes fermentation substrate with water, adjusts fermentation substrate moisture.Acidity-basicity regulator is added, makes to ferment
The pH=9.5 of system, fermentation system is sealed.
The animal sources pannage raw material and its parts by weight of 3 the present embodiment of table
| Raw material | Parts by weight/part |
| Feather meal | 6 |
| Expanding blood meal | 5 |
| Chicken manure | 15 |
| Bean dregs | 20 |
| Cassava leaves | 6 |
| Times peptide moral yeast extract | 5 |
| Complex microorganism seed liquor | 6 |
| Methionine | 0.24 |
| Tryptophan | 0.1 |
| Complex enzyme formulation | 2.4 |
| With U.S. ferment | 3 |
| Low chitosan | 0.015 |
| Corn | 29.225 |
| Calcium monohydrogen phosphate | 1.86 |
| Choline chloride | 0.16 |
(2) fermentation process
Process is 1.: keeping temperature is 32 DEG C, is maintained 72 hours, which mainly provides suitable condition for thalli growth,
In the process it can be seen that mycelia spreads；
Process is 2.: keeping temperature is 50-58 DEG C, is maintained 24 hours, the optimum temperature of a variety of enzyme preparations in fermentation system
All in the temperature range, in this process, complex enzyme formulation plays a role, and the smell of blood of blood meal is gradually faded away, and ferment taste is dense
It is strongly fragrant.
Comparative example 1
Comparative example of the present embodiment as embodiment 2 is set, and the set-up mode of each test group of the present embodiment is to make
Enzyme preparation for feedstuff is variable, probes into the influence using different enzyme preparations as raw material to pannage amount containing peptide.
Test group setting: each test group corresponds to the enzyme preparation that it is used and lists in table 4.
4 test group set-up mode of table
| Group | Raw material enzyme preparation |
| Test group 1 | Nothing |
| Test group 2 | Keratinase |
| Test group 3 | Zytase |
| Test group 4 | Alkali protease |
| Test group 5 | Keratinase+zytase |
| Test group 6 | Keratinase+alkali protease |
| Test group 7 | Zytase+alkali protease |
| Test group 8 | Keratinase+zytase+alkali protease |
Peptide content measurement: the measurement of peptide content is referring to National Standard of the People's Republic of China: QB/T 2879-2007.Compared with
The protein hydrolysate (including peptides and free amino acid) of low molecule quality dissolves in solution of trichloroacetic acid, macromolecule protein
Matter easily precipitates in solution of trichloroacetic acid.Sample is centrifugated out deposit after solution of trichloroacetic acid dissolves, in clear liquid
The molten protein content of acid subtract the content that free aminoacid content is oligopeptide.Inspection result loses matter according to the dry of sample
Amount, is converted as butt.Using the peptide content measurement of the pannage after above method measurement fermentation completely.
Test results are shown in figure 1, and the peptide content for the pannage not prepared using enzyme preparation as raw material is significant lower,
Successively increase in contrast, being added to single enzyme, Composite Double enzyme and compound three enzyme as the peptide content of pannage obtained by raw material
Greatly.The result shows that keratinase, zytase and alkali protease can promote feather meal to be converted into plumage to some extent
Hair peptide, and the intercombination between these three enzymes, can be synergistic, further promotes the formation of feather peptide, is conducive to children
Sorption enhanced of the pig to protein sources in pannage.
Comparative example 2
Comparative example of the present embodiment as embodiment 2 be set, the present embodiment using as feedstuff cassava leaves,
Oligomeric chitose and U.S. ferment and again peptide moral yeast extract are variable, probe into above-mentioned raw materials to the milking qualities of sow and its
The influence of the growth indexes of the sucking pig of lactation.
1. the setting of test group
The raw material variable of each test group is listed in table 5, in addition to this, the component and its content and feed system of formula
Make technique to be consistent with embodiment 2.
The setting of 5 test group variable of table
| Group | Raw material variable |
| Test group 1 | The manioc waste substitution cassava leaves of parts by weight such as use |
| Test group 2 | Without oligomeric chitose |
| Test group 3 | Without with U.S. ferment |
| Test group 4 | Without peptide moral yeast extract again |
2. feeding management
Average weight, the growth of livestock, 2 tire sow of health 50 similar in the expected date of childbirth are chosen, test sow is 1 week before the expected date of childbirth
It is transferred to same delivery room, delivery room layout is double-row type, high bed, slatted floor, automatic drinking bowl, just hopper processed.Separated raising,
Feed wet-mixing material.Colony house well-ventilated, delivery room keep clean, and environment temperature is maintained at 20~25 DEG C.Will test sow with
Machine is divided into 5 groups, and every group of 10 repetitions, every sow is 1 repetition.Using piglet birth to the wean of 28 ages in days as 1 positive examination
Phase.Respectively with feed feeding experiment sow obtained by embodiment 2, test group 1-4: the childbirth same day does not give feeding, lactation the
1 day (i.e. the 1st day postpartum) feeds 2kg feed, and daily scale of feeding increases 1kg later, has arrived lactation the 5th day and has started to be freely eaten,
Feeding 5-8kg/ days, until piglet expires the wean of 28 ages in days.Feeding time is consistent with pig farm, is fed for every natural gift 3 times, freely
Drinking-water, feeding management and immune programme press the unified progress of pig farm standard.
3. growth performance
Record tests sow feed intake in detail daily, pays attention to the defecation, urination, feeding rule of observation sow and piglet at any time
Rule and health status.And the production performance and diarrhea rate of pig are evaluated in the following manner:
The positive examination phase starts the 1st day early morning after latter 1st day and positive examination phase, as unit of repetition, to the son of fasting state
Pig is weighed, for calculating sow milk production, according to lactation amount: nest weight gain=4:1 calculates the milk production of sows in lactation:
28 days milk productions of sow=(the first starting weight of piglet end weight-piglet) × 4；
During test daily observation test sow and piglet discharge feces situation, record diarrhea individual and Diarrhoea days, finally with
It repeats to be that unit calculates diarrhea frequency,
Diarrhea rate=(diarrhea head number/test pig's head number (10)) × 100%；
Death and culling rate,
Death and culling rate=(dead and superseded head number/test pig's head number (10)) × 100%；
4. immunity index determining
On the day of the wean of 28 age in days of piglet, using ELISA kit (enzyme micro-plate reader ST-360) detection pig cream and piglet
The content of Immunoglobulin in Serum A (Ig A), immunoglobulin G (Ig G), immunoglobulin M (Ig M), used examination
Agent box is purchased from Wuhan Sino-American Biotechnology Company.
5. test result
By being observed and recorded (table 6) within the positive examination phase to the feeding situation of sow, the corresponding sow of test group 1-4
Feed intake is below the corresponding sow feed intake of embodiment 2, illustrates cassava leaves, oligomeric chitose and U.S. ferment and again peptide moral yeast
The addition of extract can facilitate to improve the palatability of feed, promote pig feed.In addition to the test of corresponding embodiment 2
Outside pig, the test pig group of corresponding test 1-4 is found diarrhea, dead pig, illustrates the test pig tool of corresponding embodiment 2
There is more preferably health status.In addition, by comparison each group sow galactopoiesis total amount, it may be said that bright cassava leaves, oligomeric chitose and
Enzyme yeast and a times peptide moral yeast extract can promote sow in lactation to secrete more milk to some extent.
The immune indexes of sow and its piglet are tested as shown in Figure 1, compared with test group 1-4, prepared by corresponding embodiment 2
Pannage pig cream and piglet serum in, three kinds of immunoglobulin contents dramatically increase, illustrate embodiment 2 prepare pig raise
Material can be improved immunoglobulin content in sow colostrum, improve the immunity of organisms of piglet indirectly, reduce piglet disease incidence,
To accelerate the growth rate of piglet.Wherein, various immunoglobulin contents are compared, no matter in tangible pig cream
Or in piglet serum, the corresponding immunoglobulin content of test group 3 is minimum, illustrate using with U.S. ferment as pannage
Raw material can improve the immunoglobulin level in pig cream and piglet serum significantly, improve pigling immunity.
Table 6 tests pig growth performance
7 test pig immune indexes of table
Finally it should be noted that the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, to the greatest extent
Invention is explained in detail referring to above-described embodiment for pipe, it should be understood by a person of ordinary skill in the art that technology
Personnel read present specification after still can with modifications or equivalent substitutions are made to specific embodiments of the invention, but
These modifications are changed within all without departing from the present patent application accompanying claims protection scope.
Claims (10)
1. a kind of sows in lactation feed, which is characterized in that the raw material including following parts by weight: 10-30 parts of animal sources waste material,
15-28 parts of bean dregs, 3-12 parts of cassava leaves, 25-40 parts of corn, 0.1-0.3 parts of methionine, 0.05-0.18 parts of tryptophan, phosphoric acid hydrogen
1.5-2 parts of calcium, 0.1-0.25 parts of choline chloride, times 3-8 parts of peptide moral yeast extract, 5-10 parts of complex microorganism seed liquor；Institute
State the strain combination of complex microorganism seed liquor are as follows: Mucor+aspergillus niger+trichoderma reesei.
2. sows in lactation feed as described in claim 1, which is characterized in that each strain in the complex microorganism seed liquor
Volume proportion are as follows: Mucor: aspergillus niger: trichoderma reesei=1:1:1.
3. sows in lactation feed as described in claim 1, which is characterized in that the animal sources waste material includes following parts by weight
Component: feather meal 3-8,4-6 parts of expanding blood meal, 8-20 parts of chicken manure.
4. sows in lactation feed as claimed in claim 3, it is characterised in that: it further include 2-5 parts of complex enzyme formulation, it is described multiple
Synthase preparation includes the alkali protease of the keratinase of 1000U/g, the zytase of 700U/g and 500U/g.
5. sows in lactation feed as described in claim 1, it is characterised in that: the cassava leaves pass through nature before the use
Shine dry-cure.
6. sows in lactation feed as described in claim 1, it is characterised in that: further include and U.S. 2-5 parts of ferment.
7. sows in lactation feed as described in claim 1, it is characterised in that: further include low chitosan 0.01-0.02 parts.
8. the preparation method of piglet growth stage pannage as described in claim any one of 1-7, which is characterized in that including walking as follows
It is rapid:
(1) raw material other than complex microorganism seed liquor, complex enzyme formulation is crushed, mixing, obtains substrate；
(2) the complex microorganism seed liquor and the complex enzyme formulation are uniformly sprayed in the substrate of step (1)；
(3) according to the material-water ratio of 1:1-6, water is added to mix with the substrate, sealed；
(4) fermentation temperature is 32-60 DEG C, fermentation time are as follows: 64-128 hours.
9. preparation method as claimed in claim 8, it is characterised in that: the material-water ratio is 1:4.
10. preparation method as claimed in claim 8, which is characterized in that the step (4) is divided into following two process:
Process (1): keeping temperature is 30-36 DEG C, is maintained 48-96 hours；
Process (2): keeping temperature is 50-60 DEG C, is maintained 20-30 hours.
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