CN110129233A - A kind of microbial bacterial agent and preparation method thereof being used to prepare cage bird fermenting bed padding - Google Patents

A kind of microbial bacterial agent and preparation method thereof being used to prepare cage bird fermenting bed padding Download PDF

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CN110129233A
CN110129233A CN201910431959.3A CN201910431959A CN110129233A CN 110129233 A CN110129233 A CN 110129233A CN 201910431959 A CN201910431959 A CN 201910431959A CN 110129233 A CN110129233 A CN 110129233A
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padding
fermentation
microbial
organism fungicide
micro organism
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CN110129233B (en
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宦海琳
杨智青
丁海荣
顾洪如
丁成龙
时凯
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Jiangsu Academy of Agricultural Sciences
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K31/00Housing birds
    • A01K31/04Dropping-boards; Devices for removing excrement
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    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/14Fungi; Culture media therefor
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    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20Bacteria; Culture media therefor

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Abstract

The invention discloses a kind of microbial bacterial agents and preparation method thereof for being used to prepare cage bird fermenting bed padding.The complex micro organism fungicide, be by bacillus amyloliquefaciens fermentation liquid, bacillus megaterium fermentation liquid, long shoot trichoderma fermentation liquid and lactobacillus plantarum zymotic fluid group at composition be inoculated in solid medium, mixing, which is collectively disposed under 30-35 DEG C of condition of culture, cultivates 72-96h, and drying is made.Complex micro organism fungicide of the present invention is preparing the application in cage bird fermenting bed padding.The present invention is prepared into complex micro organism fungicide with four kinds of excellent species selection optimal proportions, function stem acts synergistically during the feeding management of cage bird fermentation bed surface, organic matter transformation bacterium, solid ammonia deodorization bacterium and germ inhibit bacterium to have complementary functions, the fermentation at elevated temperatures of quick start fermentation bed, it realizes the fast eliminating of moisture in excrement, improves fermentation bed microbial diversity, inhibit the growth of cause of disease spoilage organisms, promote chicken manure ira situ degradation, improves padding humic rate.

Description

A kind of microbial bacterial agent and preparation method thereof being used to prepare cage bird fermenting bed padding
Technical field
The invention discloses a kind of microbial bacterial agents and preparation method thereof for being used to prepare cage bird fermenting bed padding, belong to Microbial engineering field.
Background technique
Currently, scale chicken house uses the yard feeding pattern of cage, cage mode is in production level, the labor efficiency for improving chicken house While, it concentrates and discharges there is also chicken manure, the problems such as chicken house itself environmental degradation, fecal pollution, which has become, to be restricted cage bird and support An important factor for growing.The fecaluria processing technique of cage bird mostly uses greatly compost fermentation, biogas fermentation, aerobic fermentation drying technology etc. Mode is handled, and compost fermentation handles excrement land occupation, larger to the air pollution of environment, and biogas fermentation has season office Sex-limited, aerobic fermentation drying technology higher cost has certain limitation in actually utilizing.
Fermentation bed cultivation technology is a kind of novel ecological aquaculture model, and key is to be laid with fermentation pad on livestock and poultry colony house ground Material, realizes the ira situ degradation of Animal fecal pollution, greatly improves breeding environment, is an environmentally friendly agricultural technology.Microbial fermentation Bed mode realize cultivation, excrement in situ decomposed fermentation stage synchronize, be the important channel of rapid production of organic fertilizer.Humus It is the important component of organic fertilizer, humic acid fertilizer addition is remarkably improved soil fertility, promotes plant growth.Fermentation bed master at present To be applied to the cultivation of live pig, the research for poultry farming is less, and the fermentation bed research about cage bird is also rarely reported.
Tradition poultry padding is relatively thin, and generally in 10cm or so, variation of the chicken manure in padding does not have based on decay process There is Fermentation Function, little to chicken manure decomposition, padding mainly acts to adsorb chicken manure moisture and foul smell, unobvious heat production, Padding is wetter, and foul smell is serious in padding and henhouse.The fermenting bed padding thickness of cage bird is different from traditional flat feeding padding mould Formula, the thickness and proportion of padding significantly affect the porosity and retentiveness of fermentation padding.Pad material fermentation decompose fecaluria process be Microbial action as a result, the height of fermenting microbe vigor determine excrement decompose and humus generate efficiency, be microorganism The core link of deep-litter systems.Selection colonization ability is strong, degradation rate is high and function is answered with what the bacterial strain of complementation formed Microbial bacterial agent is closed, is the advantageous guarantee that fermentation bed ira situ degradation excrement forms humic acid organic fertilizer.
Summary of the invention
The purpose of the present invention is intended to provide one kind and effectively facilitates chicken manure ira situ degradation, significantly reduces padding ammoniacal nitrogen and aqueous Amount improves the microbial bacterial agent and preparation method thereof of the cage bird fermentation bed of padding humic rate.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of microbial composite being used to prepare cage bird fermenting bed padding, the microbial fermentation matched by following volumes Liquid composition: bacillus amyloliquefaciens fermentation liquid 20-30%, bacillus megaterium fermentation liquid 25-35%, long shoot trichoderma fermentation liquid 20-30%, lactobacillus plantarum fermentation liquid 15-25%, total viable count contained by microbial inoculum is between 4 × 109-8 × 109cfu/g.
The microbial composite is preferably made of the microbial fermentation solution that following volumes matches: solution starch gemma bar Bacterium 25%, bacillus megaterium 30%, long shoot trichoderma 25%, lactobacillus plantarum 20%, total viable count contained by microbial inoculum 4 × 109-8×109Between cfu/g.
1, the selection of excellent species
Moisture content 50% in fresh chicken manure, organic matter 25.5%, nitrogen 1.63%, phosphorus 1.54%, potassium 0.85%, carbon hydrate Object 11%, fiber 7%, and moisture content 60-65% in pig manure, organic matter 15%, nitrogen 0.5%, phosphorus 0.5~0.6%, potassium 0.35~ 0.45%.The organic matter and nitrogen content of chicken manure are all relatively high, therefore should select that protease, amylase can be produced, and convert ammoniacal nitrogen Strain collocation cellulase producing strain, produce the antibacterial bacterial strain of acid, reduce the ammoniacal nitrogen in excrement conversion, conversion excrement is organic Matter improves padding humus.
Bacillus amyloliquefaciens (CICC 20164), produce protease, amylase, can utilize rapidly albumen, fat, carbohydrate, The organic carbons such as starch promote the conversion of degradable object in matrix in a short time, accelerate the heating of matrix padding.
Long shoot trichoderma (CICC 41185), it breeds rapidly, in a short time fast-growth, metabolism, has relatively strong decompose It is bent to produce cellulose mycophenolate using bagasse, stalk, mushroom bran as substrate for the ability of cellulose.
Bacillus megatherium, the bacillus azotobacter with nitrification screened from chicken manure, the bacterial strain have been preserved in China typical culture collection center, preservation address: Bayi Road No. 299 Wuhan Universitys in Wuhan City, Hubei Province Wuchang District in the school, divide Class name: bacillus megaterium Bacillus megaterium, deposit number: CCTCC No:M2019050, preservation date are as follows: On January 30th, 2019.Bacterium colony surface is smooth opaque, and in dirty white, cell is elongated rod shape, and gram-positive bacteria is trained at 37 DEG C 2~3 days formation gemma are supported, 0.6~1.5 μm of gemma size, gemma is oval.
Lactobacillus plantarum is that acid production speed is fast, growth ability is strong, inhibits pathogen for having of screening from stalk Lactic acid bacteria;The bacterial strain has been preserved in China typical culture collection center, preservation address: Wuhan City, Hubei Province Wuchang District Bayi Road No. 299 Wuhan Universitys in the school, classification naming: lactobacillus plantarum Lactobacillus plantarum, deposit number: CCTCC No: M2016281, preservation date are as follows: on May 25th, 2016.The bacterium colony of lactobacillus plantarum is creamy white, neat in edge;Cell is micro- Form is rod-short, no gemma, Gram-positive;Catalase is negative, oxidase negative;With stronger growth and production acid Performance can grow on the culture medium that initial ph value is 3.0-8.0, faint growth be presented under the conditions of 10 DEG C, at 15 DEG C -45 DEG C Under the conditions of upgrowth situation it is good, be not more than 6.5%NaCl under conditions of upgrowth situation it is good.
The preparation of microbial composite of the present invention:
1, level-one spreads cultivation: the strain of each purified culture (bacillus amyloliquefaciens, bacillus megaterium, long shoot trichoderma, Lactobacillus plantarum) it after taking-up, is inoculated into five seed culture mediums prepared and cultivates respectively respectively, often from the inclined-plane of preservation Culture medium 200ml is filled in the bottle of a 1L, lactobacillus plantarum cultivates 48h in 37 DEG C of constant incubator, bacillus amyloliquefaciens, Bacillus megaterium 35 DEG C of 150r/min shaken cultivation 48h on shaking table, long shoot trichoderma 30 DEG C of 120r/min oscillations on shaking table Cultivate 96h.
2, second level spreads cultivation: period detects each bacteria culture fluid viable count respectively, to each bacterium viable count >=2 × 108After/ml, take Four kinds of bacterium the microbial composite are made by inoculating proportion by seed liquor out.
A kind of complex micro organism fungicide being used to prepare cage bird fermenting bed padding, the complex micro organism fungicide be by Microbial composite of the present invention is inoculated in solid medium, and mixing, which is collectively disposed under 30-35 DEG C of condition of culture, cultivates 72-96h, drying are made.
The complex micro organism fungicide, preferably by microbial composite of the present invention and solid medium according to weight Than being that microbial composite is inoculated in solid medium by the ratio of 1:9, mixing is collectively disposed under 30-35 DEG C of condition of culture amount Cultivate 72-96h;Then drying can be made into complex micro organism fungicide under the conditions of 50 DEG C;The solid culture based formulas are as follows: Soybean residue 64%, wheat bran 22%, corn flour 10%, glucose 3.5%, NaCl 0.4%, KH2PO40.1%, pH6.4-7.2.
The preparation method of complex micro organism fungicide of the present invention, it is solid including the microbial composite to be inoculated in In body culture medium, mixing, which is collectively disposed under 30-35 DEG C of condition of culture, cultivates 72-96h, dries the composite microbial bacteria for being made described Agent;It preferably includes for microbial composite of the present invention to be inoculated in solid medium, mixing is collectively disposed at 30-35 DEG C of training 72-96h is cultivated under the conditions of supporting;Then drying can be made into complex micro organism fungicide under the conditions of 50 DEG C.
The solid culture based formulas is preferably: soybean residue 64%, wheat bran 22%, corn flour 10%, glucose 3.5%, NaCl 0.4%, KH2PO40.1%, pH6.4-7.2;Microbial composite and solid medium of the present invention Weight ratio is preferably 1:9.
Complex micro organism fungicide of the present invention is preparing the application in cage bird fermenting bed padding.
A kind of cage bird fermenting bed padding includes complex micro organism fungicide of the present invention.
It is also preferable to include mushroom bran, sawdust, rice husk and wheat brans for the cage bird fermenting bed padding.
The cage bird fermenting bed padding, is further preferably prepared via a method which: cage bird fermentation bed 35~ 40cm mushroom bran, surface spread the weight ratios such as sawdust and rice husk 8~15cm of mixture, are run and are stirred with machine for turning up the soil and harrowing, by mushroom bran and sawdust It is mixed with the mixture of rice husk;After mixing by complex micro organism fungicide, wheat bran described in claim 3 or 4, it is spread on fermentation Bed surface, then run and stirred with machine for turning up the soil and harrowing, wherein;The weight ratio of complex micro organism fungicide of the present invention, wheat bran are as follows: 1:15 ~22;Every square of padding spreads complex micro organism fungicide 50g of the present invention.
The beneficial effects of the present invention are:
(1) product of the present invention forms complex micro organism fungicide with four kinds of excellent species selection optimal proportions, and function stem exists It can act synergistically during the feeding management of cage bird fermentation bed surface, organic matter transformation bacterium (bacillus amyloliquefaciens, long shoot wood It is mould), solid ammonia deodorization bacterium (bacillus megaterium) and germ inhibition bacterium (lactobacillus plantarum) have complementary functions, quick start fermentation bed Fermentation at elevated temperatures, realize excrement in moisture fast eliminating, improve fermentation bed microbial diversity, inhibit staphylococcus aureus, The growth of the cause of diseases spoilage organisms such as popular Bacillus, effectively facilitates chicken manure ira situ degradation.
(2) bacillus megaterium separated from chicken manure can be colonized, fast-growth in cage bird fermentation bed, significant to drop Low padding ammoniacal nitrogen reduces ammonia, while reducing nitrogen loss during heating.
(3) mushroom bran, rice husk, sawdust mat combination, cooperate complex micro organism fungicide, the humics such as humic acid can be significantly improved The content of matter improves padding humic rate, forms high-quality organic fertilizer.
Detailed description of the invention
The flora abundance difference of Fig. 1 difference padding is analyzed
Biomaterial preservation information
Bacillus megatherium BM18, classification naming are Bacillus megaterium BM18, are preserved in Chinese Typical Representative training Object collection is supported, deposit number: CCTCC No:M2019050, preservation address Wuhan, China Wuhan University, the deposit date is 2019 On January 15, in.Lactobacillus plantarum ZRR, classification naming are Lactobacillus plantarumZRR, are preserved in Chinese Typical Representative training Object collection is supported, deposit number: CCTCC No:M2016281, preservation address Wuhan, China Wuhan University, the deposit date is 2016 On May 25, in.
Specific embodiment
Following implementation is intended to further illustrate the present invention, is not intended to limit the present invention.
The 4 plants of strain names and strain source that the present invention uses are as follows:
Bacillus amyloliquefaciens (CICC 20164), long shoot trichoderma (CICC 41185) are purchased from Chinese industrial microbial bacteria Kind collection.Bacillus megatherium, the bacillus azotobacter with nitrification screened from chicken manure, has been preserved in China Type Tissue Collection, deposit number: CCTCC No:M2019050.Lactobacillus plantarum is the tool screened from stalk There is the lactic acid bacteria that acid production speed is fast, growth ability is strong, inhibits pathogen, be preserved in China typical culture collection center, protects Hiding number: CCTCC No:M2016281.
Embodiment 1: the separation of bacillus megaterium and lactobacillus plantarum
The separation of bacillus megaterium: take the access of 10g Chicken dung equipped with 200mL enriched medium (ammonium sulfate 2g, amber Sour sodium 2.17g, potassium dihydrogen phosphate 0.25g, magnesium sulfate 0.125g, NaC1 0.125g, water 1000mL) in, every 3d, with 3% Inoculum concentration is transferred in new enriched medium, continuous enrichment culture 30d, on dilution spread to ammonium sulfate plate, selects growing way Fast macrocolony, repeated isolation purify twice.By the strain inoculated of acquisition in enriched medium shaken cultivation, while with lattice benefit This reagent, diphenylamines reagent tracing detection nitrite, nitrate production primary dcreening operation obtain 28 plants of bacterial strain, then bacterial strain is answered It is connected in chicken manure leachate that (preparation of chicken manure leachate: chicken manure and tap water are mixed in l:1 ratio, 121 in high-pressure sterilizing pot DEG C sterilizing 20min, left undisturbed overnight, filtering, again 12l DEG C of sterilizing 20min).It is surveyed using potassium chloride extraction-indophenol blue colorimetry The content of fixed inoculation front and back ammoniacal nitrogen obtains strong 6 plants of bacterial strain of degradation capability, wherein one plant of bacterium 48 hours ammonia nitrogen degradation rates most Height reaches 69.7%.The bacterial strain bacterium colony is larger, and edge is irregular;Thallus is in the shape of a rod, there is gemma, Gram-positive;Starch Hydrolysis experiment, gelatin hydrolysis, oxidase test, catalase test, methyl red test, citrate test are positive, through 16rRNA Gene order is accredited as bacillus megaterium, will be preserved in China typical culture collection center, deposit number: CCTCC No: M2019050。
The separation of lactobacillus plantarum: it weighs 10g straw sample and is added in the 90ml distilled water of sterilizing, be coated with after gradient dilution On MRS solid medium, 48h is cultivated according to form and color and grows bacterium colony on picking MRS, by producing sour, acidproof, temperature The experiment sievings such as test produce that the acidproof resistance of acid is strong, inhibits 1 strains of lactic acid bacteria of pathogen, 24 hours lactic acid producing amount 1.51mg/ L, the inhibition zone to E.coli K88, staphylococcus aureus are respectively 21.4mm, 20.8mm.Bacterium colony is creamy white, and edge is whole Together;Cell microscopic morphology is rod-short, no gemma, Gram-positive;Catalase is negative, oxidase negative;With relatively strong Growth and product acid activity initial ph value be 3.0-8.0 culture medium on can grow, faint growth is presented under the conditions of 10 DEG C, Upgrowth situation is good under the conditions of 15 DEG C -45 DEG C, is accredited as lactobacillus plantarum through 16rRNA gene order, is preserved in Chinese allusion quotation Type culture collection, deposit number: CCTCC No:M2016281.
The preparation of 2 complex micro organism fungicide of embodiment
Amplification of the configuration of the composite bacteria agent from slant strains to finished product will pass through following three steps
1, level-one spreads cultivation: the strain of each purified culture (bacillus amyloliquefaciens, bacillus megaterium, long shoot trichoderma, Lactobacillus plantarum) it after taking-up, is inoculated into four seed culture mediums prepared and cultivates respectively respectively, often from the inclined-plane of preservation Culture medium 200ml is filled in the bottle of a 1L, lactobacillus plantarum cultivates 48h in 37 DEG C of constant incubator, bacillus amyloliquefaciens, Bacillus megaterium 35 DEG C of 150r/min shaken cultivation 48h, long shoot trichodermas 30 DEG C of 120r/min oscillations on shaking table on shaking table Cultivate 96h.
In level-one spreads cultivation, the slant medium and seed culture medium of various bacterium are well known basal medium.Wherein Bacillus amyloliquefaciens, bacillus megaterium seed culture medium --- nutrient broth medium (culture bacterium), long shoot wood It is mould --- PDA culture medium (culture mould), lactobacillus plantarum --- MRS culture medium (culture lactic acid bacteria).
2, second level spreads cultivation: period detects each bacteria culture fluid viable count respectively, to each bacterium viable count >=2 × 109After/ml, take Four kinds of bacterium are pressed percent by volume bacillus amyloliquefaciens 25%, bacillus megaterium 30%, long shoot trichoderma by seed liquor out 25%, composite bacteria liquid is made in lactobacillus plantarum 20%, is then composite bacteria liquid 10% and solid medium 90% according to weight ratio Ratio composite bacteria liquid is inoculated in solid medium, mixing is collectively disposed under 35 DEG C of condition of culture and cultivates 72h.
Second level spread cultivation in solid culture based formulas (weight percent): soybean residue (aqueous 80%) 64%, wheat bran 22%, Corn flour 10%, glucose 3.5%, NaCl 0.4%, KH2PO40.1%, pH6.4-7.2.
3) expect drying admittedly: drying can be made into complex micro organism fungicide under the conditions of 50 DEG C.Microbial inoculum bacteria containing amount is 4 × 109- 8×109Between cfu/g
Embodiment 3: use compound microbial culture starter of the invention in the bed body effect test of cage bird fermentation bed
In December, -2017 in October, 2017 has carried out application experiment of the product of the present invention in bed surface matrix in certain chicken house. Cage bird ferments bed 40cm or so mushroom bran, and surface spreads sawdust/rice husk 10cm or so, and sawdust and rice husk weight ratio are 1:1, with turning over The operation stirring of rake machine, padding is mixed, padding is with a thickness of 50cm.Every square metre of fermentation bed of test group with 50 grams of fermentation bed bacteria, It is sprinkled into method be first by fermentation bed bacteria, wheat bran after mixing, be spread on fermentation bed surface, with machine for turning up the soil and harrowing run stir;Hair The weight ratio of ferment bed microbial inoculum, wheat bran are as follows: fermentation bed bacteria 50g, wheat bran 1kg.Every square metre of control group only spreads 1kg wheat bran.
Fermenting bed padding is taken in 15d, 30d, 45d, 60d respectively, monitors microorganism and the nutrient content of padding.Total bacterium is used 37 DEG C of constant temperature incubations of nutrient agar (NA) culture medium are for 24 hours;The dilution of bacillus uses nutrient agar after 80 DEG C of water-bath 10min (NA) 37 DEG C of constant temperature incubations of culture medium are for 24 hours;Fungi 28 DEG C of culture 5d of potato dextrose agar;Staphylococcus aureus Bacterium, Escherichia coli use 37 DEG C of mannitol sodium chloride agar (MSA), eosin methylene blue agar culture medium (EMB) constant temperature incubations respectively 48h.Nitrobacteria Stefansson culture solution MPN method, denitrifying bacteria use sodium citrate potassium nitrate culture medium MPN method.Ammonia State nitrogen is using potassium chloride extraction-indophenol blue colorimetry measurement.Organic matter is measured using potassium dichromate oxidation.Padding humus And its component uses sodium pyrophosphate-sodium hydroxide solution extraction method, potassium dichromate method measurement.As a result as shown in table 1, table 2, table 3. By table 1,2 it is found that adding microbial bacterial agent of the invention significantly improves bacillus distributed quantity, golden yellow grape is significantly reduced Coccus distributed quantity significantly improves the nitrobacteria (P < 0.05) in nitrogen metabolism microorganism, reduces nitrogen loss.By table 3 It is found that adding microbial bacterial agent of the invention can significantly reduce the water content and ammonia nitrogen content of padding, to significantly improve fowl Environment is given up, in terms of padding Fertilizer Transformed, addition microbial inoculum significantly improves the content of humic acid and total humus, improves padding humic Rate forms high-quality organic fertilizer.
The padding microorganism (LogCFU/g) of 1 cage bird fermentation bed of table
The nitrogen metabolism microorganism (LogCFU/g) of 2 cage bird fermenting bed padding of table
The nutrient content of 3 cage bird fermenting bed padding of table
For the microbiota for further studying cage bird fermentation bed, cage is studied using molecular microbiology method system The microorganism group of chicken padding is at the microbial DNA of extraction 60d padding sample has carried out the amplification in the area 16SrDNAV3, used HiSeq platform sequencing analysis.As a result as shown in table 4 and Fig. 1.Shannon diversity index, Simpson's indexes Index are the micro- lifes of reflection The multifarious important indicator of object.Shannon diversity index is higher, and Simpson's indexes Index is lower, shows that the diversity of microorganism is got over It is high.As shown in Table 4, addition fermentation bed bacteria significantly improves the diversity of chicken padding microorganism, significantly promotes microorganism pair The ira situ degradation of chicken manure urine.LEfSe analysis is carried out to different groups of padding microbial DNAs, finds the rich of two group dominant microfloras Degree variation.As a result as shown in Figure 1, addition chicken fermentation bed bacteria significantly improves bacillus in padding (Bacillus), sea The flora abundance of foreign Bacillus (Oceanobacillus), significantly reduces the flora of popular Bacillus (Vulgatibacter) Abundance.Bacillus, ocean Bacillus are the critical bacterial populations for participating in excrement conversion.Test result shows to add fermentation bed bacterium Agent, bacillus in microbial inoculum can in chicken manure padding fast-growth, form dominant microflora, promote the ira situ degradation of chicken manure urine.
The Analysis of Microbial Diversity of the different padding samples of table 4

Claims (10)

1. a kind of microbial composite for being used to prepare cage bird fermenting bed padding, it is characterised in that by the micro- of following volumes proportion Bio-fermented liquid composition: bacillus amyloliquefaciens fermentation liquid 20-30%, bacillus megaterium fermentation liquid 25-35%, long shoot trichoderma Fermentation liquid 20-30%, lactobacillus plantarum fermentation liquid 15-25%, total viable count contained by microbial inoculum is 4 × 109-8×109Cfu/g it Between.
2. microbial composite according to claim 1, it is characterised in that the microbial fermentation solution matched by following volumes Composition: bacillus amyloliquefaciens 25%, bacillus megaterium 30%, long shoot trichoderma 25%, lactobacillus plantarum 20%, contained by microbial inoculum Total viable count 4 × 109-8×109Between cfu/g.
3. a kind of complex micro organism fungicide for being used to prepare cage bird fermenting bed padding, it is characterised in that the complex microorganism Microbial inoculum is that microbial composite of any of claims 1 or 2 is inoculated in solid medium, and mixing is collectively disposed at 30-35 DEG C 72-96h is cultivated under condition of culture, drying is made.
4. complex micro organism fungicide according to claim 3, it is characterised in that by microorganism of any of claims 1 or 2 Microbial composite is inoculated in solid medium by composition and solid medium according to the ratio that weight ratio is 1:9, is mixed It is collectively disposed under 30-35 DEG C of condition of culture and cultivates 72-96h;Then drying can be made into composite microbial bacteria under the conditions of 50 DEG C Agent;The solid culture based formulas are as follows: soybean residue 64%, wheat bran 22%, corn flour 10%, glucose 3.5%, NaCl0.4%, KH2PO40.1%, pH6.4-7.2.
5. the preparation method of complex micro organism fungicide as claimed in claim 3, it is characterised in that including by claims 1 or 2 institute The microbial composite stated is inoculated in solid medium, and mixing, which is collectively disposed under 30-35 DEG C of condition of culture, cultivates 72-96h, is dried It is drying to obtain the complex micro organism fungicide.
6. preparation method according to claim 5, it is characterised in that the solid culture based formulas are as follows: soybean residue 64%, wheat bran 22%, corn flour 10%, glucose 3.5%, NaCl0.4%, KH2PO40.1%, pH6.4-7.2;Claim The weight ratio of microbial composite described in 1 or 2 and solid medium is 1:9.
7. complex micro organism fungicide described in claim 3 or 4 is preparing the application in cage bird fermenting bed padding.
8. a kind of cage bird fermenting bed padding, it is characterised in that include complex micro organism fungicide described in claim 3 or 4.
9. cage bird fermenting bed padding according to claim 8, it is characterised in that the cage bird fermenting bed padding is also Including mushroom bran, sawdust, rice husk and wheat bran.
10. cage bird fermenting bed padding according to claim 8, it is characterised in that cage bird fermentation 35~40cm of bed bacterium Chaff, surface spread the weight ratios such as sawdust and rice husk 8~15cm of mixture, are run and are stirred with machine for turning up the soil and harrowing, by mushroom bran and sawdust and rice husk Mixture mixing;After mixing by complex micro organism fungicide, wheat bran described in claim 3 or 4, it is spread on fermentation bed table Face, then run and stirred with machine for turning up the soil and harrowing.Wherein;The weight ratio of complex micro organism fungicide described in claim 3 or 4, wheat bran are as follows: 1: 15~22;Every square of padding spreads complex micro organism fungicide 50g described in claim 3 or 4.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116042495A (en) * 2023-04-03 2023-05-02 山东健源生物科技有限公司 Composite microbial preparation for degrading livestock and poultry manure and application thereof

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