CN108727074A - The method for producing biological organic fertilizer with dead livestock and poultry - Google Patents
The method for producing biological organic fertilizer with dead livestock and poultry Download PDFInfo
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- CN108727074A CN108727074A CN201710285869.9A CN201710285869A CN108727074A CN 108727074 A CN108727074 A CN 108727074A CN 201710285869 A CN201710285869 A CN 201710285869A CN 108727074 A CN108727074 A CN 108727074A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F1/00—Fertilisers made from animal corpses, or parts thereof
- C05F1/005—Fertilisers made from animal corpses, or parts thereof from meat-wastes or from other wastes of animal origin, e.g. skins, hair, hoofs, feathers, blood
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/70—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in livestock or poultry
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
A method of biological organic fertilizer being produced with dead livestock and poultry, using dead livestock and poultry as primary raw material, by being transported to of raw material field processed, concentration is deposited in raw material area；Raw material is carried out with pulverizer to cut rubbing processing；In the material of rubbing, addition functional living being fermenting agent is softened；Material after softening is sent to thermophilic digestion equipment and carries out high-temperature process, and coarse fodder is made；Coarse fodder is sent to stir-frying blender and is stir-fried；Material after stir-frying output oil, the dregs of fat and meat meal tankage semi-finished product after oily osteodiastasis machine；Biological organic fertilizer production process includes pretreatment；It is quenched；Inoculation；Fermentation；Drying and dehydrating；It crushes and screens.The present invention is by dead livestock and poultry corpse, animal processing waste, it is changed into the biological organic fertilizer of safe and high quality after the two step harmless treatment of thermophilic digestion and high-temperature aerobic fermentation, treatment process is simple, it is at low cost, do not generate secondary pollution, pollution of the dead livestock and poultry to environment can be effectively eliminated, the biological organic fertilizer of safe and high quality can also be obtained.
Description
Technical field
The present invention relates to the production method of biological organic fertilizer, especially a kind of dead livestock and poultry used after harmless treatment as
The method that raw material produces biological organic fertilizer.
Background technology
Husbandry sector is gradually changed by the sideline production operation of early stage specialized intensive with the promotion of administrative skill and equipment
Raising, the number of animals raised are continuously increased.Animal partly causes because of climatic environmental factor or communicable disease dead in feeding process
It dies, the spoil of generation or discarded internal organ, skin, bone or the hoof etc. of butchering generation, is both needed to carry out subsequent processing, avoid to ring
Border or animal impact.Common processing mode has burial, incineration, change system etc..Burial method is most common final disposal side
Formula, but have bury place be difficult to select, buries liquid permeate, polluted underground water and it is costly the problems such as；Incineration method is with burning
Mode converts waste to residue without combustible and gas is discharged into air, and residue and noncombustible matter need
Otherwise processed, and the gas discharged need to meet environmental regulations, otherwise easily cause secondary pollution problems, incinerator facility and fortune
Row cost is higher, and economic benefit is relatively low；Change preparation method be by spoil or internal organ, skin, bone or hoof the like waste through processing,
Resolve into the recycling resource such as grease and protein.Usually used change preparation method often has following problem：In processing procedure
The problems such as being easy to form stench and waste water, it is the most serious especially in conveying road, raw material laydown area and digestion process, it is produced
Stench and waste water etc. environmental pollution often is caused to neighbouring area.
Invention content
The present invention be directed to many defects existing for the processing mode of current dead livestock and poultry, provides and a kind of given birth to dead livestock and poultry
The method for generating organic fertilizer.In dead livestock and poultry and animal processing waste containing nutrition necessary to a large amount of crop growths at
Point and a large amount of organic matters, can be used for producing high-quality organic fertilizer, to improve soil organic matter content, improve soil texture；Not only
Pollution can be cut down, and waste material can be made to be fully used, life is completed while obtaining optimum economic benefit
State agricultural circulates benignly.
For achieving the above object, using following technical scheme：A kind of side producing biological organic fertilizer with dead livestock and poultry
Method produces biological organic fertilizer according to the following steps using dead livestock and poultry as primary raw material：
The harmless treatment of raw material
(1), by being transported to of raw material field processed, concentration is deposited in raw material area；
(2), raw material is carried out with pulverizer cutting rubbing processing, grain size is less than 100mm；
(3), in the material of rubbing, according to 0.2~2 ‰ weight ratio, functional living being fermenting agent (function is added
Property bio-fermentation agents are：(1) bacillus subtilis (Bacillussubtilis)-depositary institution：CGMCC, address：Beijing
The institute No. 3, deposit number CGMCCNO.7841 of Chaoyang District North Star West Road 1, preservation date：2013-7-3；Or (2) mostly viscous class
Bacillus (Paenibacilluspolymyxa)-depositary institution：CGMCC, address：Yard 1, BeiChen xi Road, Chaoyang District, Beijing City
No. 3, deposit number CGMCCNO.7843, preservation date：2013-7-3) softened；
(4), the material after softening is sent to thermophilic digestion equipment and carries out high-temperature process, and coarse fodder, boiling temperature 140- is made
180 DEG C, pressure 7kg/cm2Hereinafter, digestion time 13-15 hours；
(5), coarse fodder is sent to stir-frying blender and is stir-fried, stir-frying processing temperature is 95-105 DEG C, and the stir-frying time is 72
~108 hours；
(6), output oil, the dregs of fat and the meat meal tankage semi-finished product after oily osteodiastasis machine of the material after stir-frying, divide it
Other places are managed, and wherein meat meal tankage is made after pulverizer is fine crushing in meat meal tankage semi-finished product；
Biological organic fertilizer production process
(1), it pre-processes：Fiber-like organic materials is crushed；
(2), quenched：The meat meal tankage that dead livestock and poultry is made and organic materials mixing, carbon-nitrogen ratio are allocated as 25-40: 1, adjust
Section water content is 45-55%, pH value 5.5-8.5, and oyster shell whiting 2~10%, corruption are added into meat meal tankage and organic materials mixture
Grow acid 5~10%, seaweed 2~10%；
(3), it is inoculated with：By organic matter decomposing inoculant strain according to 1~3 ‰ weight ratios be added to it is above-mentioned it is quenched after material
In, it stirs evenly；
(4), it ferments：Organic materials after inoculation is transferred in trough type fermentation pond and is fermented；
(5), drying and dehydrating：By the material fully to ferment through roller drying, moisture is reduced within 30%；
(6), it crushes and screens：Material after drying and dehydrating is crossed into drum-type screening machine, that is, obtains biological organic fertilizer finished product.
Fermentation stage in biological organic fertilizer production process, includes the following steps：
(1), earlier fermentation：Fermentation time summer is 1-2 days, and winter is 2-4 days, and fermentation temperature is 50-55 DEG C, is turned over daily
Heap is primary；
(2) ferment middle：Fermentation temperature is 55-80 DEG C, and fermentation time is 7-10 days；It is right when fermentation temperature is up to 65 DEG C
Fermentation heap is ventilated or turning is primary；
(3) it ferments latter stage of ripening：It is primary per turning in 2-3 days, until temperature is down within 40 DEG C.
Material after fermented is fully decomposed, and standard is：Excrement colibacillus group number≤100/g (ml) in material,
Induced worm egg death rate >=95%, seed germination index >=85%, the stable content of soluble carbon is below 0.2%.
Inoculation step in biological organic fertilizer production process, organic matter decomposing inoculant strain and material used in the stage
Before stirring, first decomposing agent is mixed with 25-35 DEG C of warm water according to 1: 10 weight ratio and is activated, the activated time is 2-4
Hour.
It is compound national agricultural microbial agent to be put into decomposing agent.
The present invention outstanding feature be：By dead livestock and poultry corpse, animal processing waste, through thermophilic digestion and high-temperature aerobic
It ferments and is changed into the biological organic fertilizer of safe and high quality after two step harmless treatments, treatment process is simple, at low cost, does not generate secondary
Pollution, can effectively eliminate pollution of the dead livestock and poultry to environment, can also obtain the biological organic fertilizer of safe and high quality.
Description of the drawings
Fig. 1 is the process flow chart of the present invention.
Functional living being fermenting agent for skeleton softening is one kind in following two microbial inoculums：
(1) bacillus subtilis (Bacillussubtilis)-depositary institution：CGMCC (Chinese microorganism strain preservation pipes
Reason committee common micro-organisms center), address：Yard 1, BeiChen xi Road, Chaoyang District, Beijing City 3, deposit number are
CGMCCNO.7841, preservation date：2013-7-3；
(2) Paenibacillus polymyxa (Paenibacilluspolymyxa)-depositary institution：CGMCC (China Microbiological bacterium
Kind preservation administration committee common micro-organisms center), address：Yard 1, BeiChen xi Road, Chaoyang District, Beijing City 3, deposit number are
CGMCCNO.7843, preservation date：2013-7-3.
Specific implementation mode
The present invention is described in detail with reference to the accompanying drawings and examples.
The present invention is to produce biological organic as raw material using the corpse of dead livestock and poultry or other animal meat bones, internal organ waste
Fertilizer, first to raw material carry out thermophilic digestion harmless treatment, meat meal tankage is made, then use again the meat meal tankage as primary raw material into
Row high-temperature aerobic fermentation process for producing biological organic fertilizer, specific processing and production stage are as follows.
One, the harmless treatment of raw material.
1, raw material is concentrated：Collect dead livestock and poultry, fill in dead livestock and poultry triplicate form, by capsule containment, automatic disinfection it is special
Transport vehicle is sent to Hua Zhi factories, and the concentration laydown area of negative-pressure sealing is piled up after weighing, then the laggard line tilt of transporting something containerized vehicle unloading passes through
Leaving field processed after being carried out disinfection by sterilizing equipment decontaminating apparatus.
2, rubbing processing is cut：Raw material is sent into pulverizer with shovel loader and cut rubbing processing, is machined to require specification,
It is required that grain size is in 100mm or less.
3, skeleton softening：Functional living being fermenting agent is added in the raw material of rubbing, and animal skeleton is made to soften, in favor of
Following process.Here functional living being fermenting agent refers to bacillus subtilis and mostly viscous class gemma dedicated for skeleton softening
One kind in bacillus patent strain.
4, thermophilic digestion：Material after skeleton softening delivers into thermophilic digestion equipment by screw conveyor and carries out high temperature
Boiling is handled, and heat source is provided by steam boiler；The processing of thermophilic digestion job batching, batch of maximum throughput are 15t, work
It is 140-180 DEG C to make temperature, pressure 7kg/cm2Hereinafter, continuously cooking 13-15h, is mainly used for sterilizing and going moisture removal, system
Obtain coarse fodder；In the high temperature odorous gas that digestion process will produce through calcination, washing deodorization equipment heel row to air.
5, it stir-fries：Coarse fodder after thermophilic digestion is first sent by screw conveyor to coarse fodder working area, then is filled to and is turned over by shovel loader
It fries and carries out stir-frying stirring in blender, stir-frying blender provides heat source by steam boiler, and processing temperature is 95-105 DEG C, will be thick
Grease softening is liquid in material.
6, oily osteodiastasis：Coarse fodder through stir-frying is through oily osteodiastasis machine, using the principle of screw press, by oil and solid point
From output oil, the dregs of fat and meat meal tankage semi-finished product.
7, it post-processes and packs：Isolate oil by oil pumping be pumped to vibrating filter filtering, filtered oil measure deposit or
Loading barrel packaging, it is capable of using as feed oily with oil or soap；The dregs of fat isolated by screw conveyor send back to oily osteodiastasis machine again into
The oily osteodiastasis processing that row repeats；It is fine crushing that the meat meal tankage semi-finished product isolated by shovel loader shovel are filled to pulverizer, and meat meal tankage is made,
Raw material or fertilizer material capable of using as feed after being packed to it.
Two, biological organic fertilizer production procedure.
1, it pre-processes：Fiber-like organic materials is crushed；According to the purpose of fermentation maturity require, need by branch,
The carbon containing organic matter material such as stalk crushes use.Directly as base fertilizer application, stalk can be appropriate longer, 50~
100mm is advisable；Seedbed fertilizer is generally crushed to 3~5mm；If needing further to be granulated after fermentation, to auxiliary material granularity
It is required that high, generally 1~2mm.
2, quenched：Meat meal tankage is mixed with fiber-likes organic materials such as peanut shell powder, straw powder, manioc wastes, carbon-nitrogen ratio tune
With being 25~40: 1, water content is adjusted between 45~55, pH value 5.5~8.5, in the mixture of meat meal tankage and organic materials
The auxiliary materials organic substances such as oyster shell whiting, humic acid, seaweed are added, the additive amount of these auxiliary materials is (to account for the percentage of mixture weight
Than)：Oyster shell whiting 8%, humic acid 5%, seaweed 5%, are adjusted to the organic materials loosely breathed freely.The moisture of solid material exists
When in 55%~60% range, it is best suited for microorganism growth and fermentation maturity, is generally added according to the water content of mixture
The auxiliary material for adding appropriate amount, makes water content reach within above range.For moisture at 45~55% or so, material is in loose
Dress, can be agglomerating with holding, and firmly pinches and has water droplet, agglomerate of loosing one's grip can keep shape, and jiggling uniformly to scatter；Moisture
Content is excessive, then the viscosity of material increases, and gas permeability reduces, and supplies oxygen unsaturated vapor, and less serious case can influence the activity of fermenting agent, shows
It is out that fermentation starting is slow, does not heat up, extends fermentation period；Severe patient can inhibit the activity of decomposed function microbial inoculum, lead to anaerobism
The mass propagation of microorganism causes the anaerobism corruption of material, generates stench, and organic nutrient loss is serious, fermentation failure, therefore answers
Stringent control moisture is not excessive；Moisture is too low, then microorganism growth and required moisture matrix of fermenting are insufficient, cause micro-
The activity of bacteria agent is insufficient, and bacterium number is few, can not form dominant microflora, and material fermentation is not thorough, and directly performance is that heating is slow, hair
Ferment temperature is not high, is usually no more than 60 DEG C, and the functions such as sterilization, deodorization, stabilization cannot play, and the decomposed degree of material is low, exists tight
The hidden danger safe to use of weight.
3, it is inoculated with：Organic matter decomposing inoculant strain is added to according to the ratio of 1~3: 1000 (weight ratios) above-mentioned quenched
In material later, stir evenly.Microbial inoculum dosage can suitably expand as needed, and dosage is more, and fermenting speed is faster, decomposed effect
Fruit is better；Microbial inoculum dosage is excessively few to be then not achieved due ferment effect, and heating is slow, temperature is low, and fermentation can be caused to fail.In spice
Before, first decomposing agent and warm water (30 DEG C or so) are stirred and evenly mixed according to 1: 10 ratio and activated, soak time 2~4 hours.It is rotten
Beneficial microbe in ripe dose can be activated, and into fast-growth and reproductive status, increase in geometric progression beneficial to bacterium number, can increase
Add 10~100 times.Activated microbial inoculum is first mixed well with auxiliary material, is then divided into several parts according to stirring number, with meat meal tankage
Equal organic materials are sufficiently stirred mixing, are allowed to be uniformly dispersed, be come into full contact with material.
4, it ferments：Organic materials after inoculation is transferred to trough type fermentation pond to ferment.It is carried out by chain-plate type turner
Aerobic fermentation：
(1) earlier fermentation：For middle cold stage, microbial inoculum starts growth and breeding.This 1~2 day summer of stage, winter 2~4
It.Fermentation materials temperature can slowly rise to 50 DEG C or more.Daily turning is primary, so that material is come into full contact with air, promotes
The fast-growth of oxygen microbial inoculum；
(2) ferment middle：It is hot stage, microbial inoculum fast breeding, temperature rapidly rises to 55 DEG C or more, and high temperature is up to 70
It~80 DEG C, maintains 7~10 days；
(3) latter stage of ripening：It is temperature-fall period, by hot stage, most microorganisms and pest and disease damage have all been killed,
Specific high temperature function microbial inoculum survives only in decomposing agent.Temperature is in slow downward trend, and microbial bacterial agent quantity is also anxious
Play declines.This stage can every turning in 2~3 days it is primary, until temperature is reduced to 40 DEG C hereinafter, can be considered arrival fermentation termination, into
Enter next step processing link；
Standard by abundant decomposed organic fertilizer is：Material loosening, dark brown, no ammonia taste, no foreign odor have rich soil
Mud fishy smell, the good slightly wine flavour of ferment effect.Excrement colibacillus group number (a/g (mL))≤100, induced worm egg death rate >=
95%；Seed germination index >=85%, the stable content of soluble carbon is below 0.2%.
5, drying and dehydrating：Roller drying will be passed through by the material fully to ferment, moisture is reduced within 30%, reaches
To the requirement of Ministry of Agriculture's professional standard (NY884-2012 biological organic fertilizers).
6, it crushes and screens：Above-mentioned material is crossed into drum-type screening machine, you can obtain the uniform bio-organic fertilizer product of quality.
It needs to be granulated according to market.
7, metering packing：It can be obtained good bio-organic fertilizer product.
Claims (5)
1. a kind of method producing biological organic fertilizer with dead livestock and poultry, which is characterized in that using dead livestock and poultry as primary raw material, according to
Following steps produce biological organic fertilizer：
The harmless treatment of raw material
(1), by being transported to of raw material field processed, concentration is deposited in raw material area；
(2), raw material is carried out with pulverizer cutting rubbing processing, grain size is less than 100mm；
(3), in the material of rubbing, according to 0.2~2 ‰ weight ratio, addition functional living being fermenting agent is softened；
(4), the material after softening is sent to thermophilic digestion equipment and carries out high-temperature process, and coarse fodder, boiling temperature 140-180 is made
DEG C, pressure 7kg/cm2Hereinafter, digestion time 13-15 hours；
(5), coarse fodder is sent to stir-frying blender and is stir-fried, stir-frying processing temperature is 95-105 DEG C, and the stir-frying time is 72~108
Hour；
(6), output oil, the dregs of fat and the meat meal tankage semi-finished product after oily osteodiastasis machine of the material after stir-frying, locate it respectively
Reason, wherein meat meal tankage is made after pulverizer is fine crushing in meat meal tankage semi-finished product；
Biological organic fertilizer production process
(1), it pre-processes：Fiber-like organic materials is crushed；
(2), quenched：The meat meal tankage that dead livestock and poultry is made and organic materials mixing, carbon-nitrogen ratio are allocated as 25-40: 1, and adjusting contains
Water is 45-55%, pH value 5.5-8.5, and oyster shell whiting 2~10%, humic acid 5 are added into meat meal tankage and organic materials mixture
~10%, seaweed 2~10%；
(3), it is inoculated with：By organic matter decomposing inoculant strain according to 1~3 ‰ weight ratios be added to it is above-mentioned it is quenched after material in,
It stirs evenly；
(4), it ferments：Organic materials after inoculation is transferred in trough type fermentation pond and is fermented；
(5), drying and dehydrating：By the material fully to ferment through roller drying, moisture is reduced within 30%；
(6), it crushes and screens：Material after drying and dehydrating is crossed into drum-type screening machine, that is, obtains biological organic fertilizer finished product.
2. the method according to claim 1 for producing biological organic fertilizer with dead livestock and poultry, which is characterized in that biological organic fertilizer
Fermentation stage in production process, includes the following steps：
(1), earlier fermentation：Fermentation time summer is 1-2 days, and winter is 2-4 days, and fermentation temperature is 50-55 DEG C, daily turning one
It is secondary；
(2) ferment middle：Fermentation temperature is 55-80 DEG C, and fermentation time is 7-10 days；When fermentation temperature is up to 65 DEG C, to fermentation
Heap is ventilated or turning is primary；
(3) it ferments latter stage of ripening：It is primary per turning in 2-3 days, until temperature is down within 40 DEG C.
3. the method according to claim 2 for producing biological organic fertilizer with dead livestock and poultry, which is characterized in that after fermented
Material it is fully decomposed, standard is：Excrement colibacillus group number≤100/g in material, induced worm egg death rate >=95%, seed
Germination index >=85%, the stable content of soluble carbon is below 0.2%.
4. the method according to claim 1 for producing biological organic fertilizer with dead livestock and poultry, which is characterized in that biological organic fertilizer
Inoculation step in production process, organic matter decomposing inoculant strain used in the stage with before material stirring, first by organic matter
Material decomposition agent strain, which is mixed with 25-35 DEG C of warm water according to 1: 10 weight ratio, to be activated, and the activated time is 2-4 hours.
5. the method according to claim 1 for producing biological organic fertilizer with dead livestock and poultry, which is characterized in that the organic matter
Expect that decomposition agent strain is compound national agricultural microbial agent.
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| CN201710285869.9A CN108727074A (en) | 2017-04-20 | 2017-04-20 | The method for producing biological organic fertilizer with dead livestock and poultry |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748604A (en) * | 2019-03-20 | 2019-05-14 | 中南民族大学 | A kind of organic fertilizer continuous producing method of the back-mixing of material stage by stage inoculation |
| CN111690418A (en) * | 2020-07-14 | 2020-09-22 | 湖州美欣达环保产业研究有限公司 | Soil remediation agent containing meat and bone meal and preparation method thereof |
| CN111943741A (en) * | 2020-08-21 | 2020-11-17 | 四川润格生物科技有限公司 | Technical method for treating animals died of illness by enzyme method |
| CN113819752A (en) * | 2021-10-09 | 2021-12-21 | 中垦肥业(广东)有限公司 | Animal residual body processing system and animal residual body processing method |
| CN113956078A (en) * | 2021-12-01 | 2022-01-21 | 曲靖金弘泰生物制品有限公司 | System and method for co-production of high-quality organic liquid fertilizer during production of bone particles, bone powder and bone oil |
-
2017
- 2017-04-20 CN CN201710285869.9A patent/CN108727074A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748604A (en) * | 2019-03-20 | 2019-05-14 | 中南民族大学 | A kind of organic fertilizer continuous producing method of the back-mixing of material stage by stage inoculation |
| CN111690418A (en) * | 2020-07-14 | 2020-09-22 | 湖州美欣达环保产业研究有限公司 | Soil remediation agent containing meat and bone meal and preparation method thereof |
| CN111943741A (en) * | 2020-08-21 | 2020-11-17 | 四川润格生物科技有限公司 | Technical method for treating animals died of illness by enzyme method |
| CN113819752A (en) * | 2021-10-09 | 2021-12-21 | 中垦肥业(广东)有限公司 | Animal residual body processing system and animal residual body processing method |
| CN113819752B (en) * | 2021-10-09 | 2024-06-11 | 沂南县坤鹏饲料助剂有限公司 | Animal residue processing system and animal residue processing method |
| CN113956078A (en) * | 2021-12-01 | 2022-01-21 | 曲靖金弘泰生物制品有限公司 | System and method for co-production of high-quality organic liquid fertilizer during production of bone particles, bone powder and bone oil |
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Application publication date: 20181102 |