CN108117453A - The method that biological organic fertilizer is made using pig breeding waste - Google Patents
The method that biological organic fertilizer is made using pig breeding waste Download PDFInfo
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- CN108117453A CN108117453A CN201810025741.3A CN201810025741A CN108117453A CN 108117453 A CN108117453 A CN 108117453A CN 201810025741 A CN201810025741 A CN 201810025741A CN 108117453 A CN108117453 A CN 108117453A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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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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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
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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
The invention discloses a kind of method that biological organic fertilizer is made using pig breeding waste, biological organic fertilizer includes each component of following mass fraction：2~7 parts of 46~52 parts of pig breeding waste, 22~27 parts of straw, 16~21 parts of auxiliary material, 3~6 parts of complex microbial community, 11~15 parts of additive, 9~12 parts of alkali and insecticide, the pig breeding waste include pig manure, food-residue and cultivation bedding and padding.The present invention is combined using the aerobic of microorganism with anaerobic fermentation, and living bacteria count accounts for dry weight more than 10 in product8CFU/g can effectively improve the nutritional quality, plant absorption utilization rate and fertilizer efficiency of biological organic fertilizer, while can agricultural wastes minimizing and recycling be alleviated the pollution to environment.
Description
Technical field
The present invention relates to biological organic fertilizer production technical fields, and in particular to a kind of to make biology using pig breeding waste
The method of organic fertilizer.
Background technology
China's pig-breeding industry development in recent years is swift and violent, and the aquaculture model of grouping of the world economy scale gradually forms, economic benefit
Environmental protection pressure can not be ignored caused by while promotion.Solid feces of livestock and poultry, the feed that piggery wastewater is generated through separation of solid and liquid are residual
Slag and cultivation bedding and padding belong to organic solid castoff, long-term to stack meeting contaminated soil, underground water and grow a large amount of germs, if temperature
It is higher then with bad smell, surrounding enviroment are destroyed serious.But the nitrogen and phosphorus content of this kind of organic waste is high, utilizes biology
Method fermented manure can be made into biological organic fertilizer.Biological organic fertilizer is a kind of environmental friendly fertilizer, main source
Animal wastes and plant residue, peasant it is less to organic fertilizer usage amount one be that its technical aspect composting fermentation process is difficult to slap
Control, temperature, moisture, content of microorganisms it is more demanding, product is ineffective；Second is that various discarded object pre-treatments are difficult, it is difficult to
Integrate production.In consideration of it, it is necessary to study a kind of method that biological organic fertilizer is made using pig breeding waste.
The content of the invention
To solve the deficiencies in the prior art, it is an object of the invention to provide a kind of matter for effectively improving biological organic fertilizer
Amount, utilization rate and fertilizer efficiency, and the method that biological organic fertilizer is made using pig breeding waste of pollution environment can be avoided.
In order to realize above-mentioned target, the present invention adopts the following technical scheme that：
The method that biological organic fertilizer is made using pig breeding waste, biological organic fertilizer include each component of following mass fraction：
46~52 parts of pig breeding waste, 22~27 parts of straw, 16~21 parts of auxiliary material, 3~6 parts of complex microbial community, addition
2~7 parts of 11~15 parts of agent, 6~11 parts of lime and insecticide, pig breeding waste include pig manure, food-residue and cultivation bedding and padding；
The preparation process of biological organic fertilizer is as follows：
S1, separation of solid and liquid：The pig breeding waste that pig farm is discharged is placed in solid-liquid separating equipment and carries out separation of solid and liquid, after separation
Sewage be discharged into sewage-treatment plant；
S2, crushing：Solid pig breeding waste after separation is added in pulverizer and is crushed, it is laggard to be crushed to 55 ~ 65 mesh
Row drying, is persistently stirred in the drying process, and drying temperature is 85 ~ 100 DEG C, and drying time is 2.5 ~ 3.5h, dry postcooling
To room temperature, solid waste material is obtained；
S3, straw pretreatment：Straw is subjected to cutting process first, Cutting Length is 3 ~ 4.5cm, after cutting
Phosphoric acid is added in straw, premix processing is stirred, then carries out steam explosion processing, obtain stalk mixture；
S4, mix：Solid waste material, stalk mixture and auxiliary material are stirred mixing, is sent into pulverizer and carries out powder
It is broken, it after being crushed to 55 ~ 65 mesh, is cooled to room temperature, obtains mixed material；
S5, fermentation：Mixed material is placed in fermentation vat and carries out intermediate temperature anaerobic fermentation, adds in complex microbial community, fermentation temperature
Spend for 35 ~ 45 DEG C, fermentation time is 7 ~ 10 days, during which keeps fermentation vat sealing, lime is added in after the completion of fermentation, adjust pH for 6 ~
7；Then high-temperature aerobic fermentation is carried out, thinks to be passed through air in fermentation vat, supplements complex microbial community, water is added to adjust mixed material
Moisture content to 45 ~ 55%, continue to ferment after stirring evenly, fermentation temperature is 65 ~ 75 DEG C, and fermentation time is 18 ~ 22 days, during which
Every stirring in 3 days once；Two sections of aerobic fermentations are carried out again, and additive and insecticide are added in into fermentation vat, is stirred evenly follow-up
Supervention ferment, fermentation temperature are 50 ~ 60 DEG C, and fermentation time is 8 ~ 10 days, obtains fermentation material；
S6, drying：It is 15 ~ 18% that fermentation material, which is carried out being dried to moisture content, and drying postcooling is sieved to room temperature, then successively
Removal of impurities is granulated and packs, and obtains bio-organic fertilizer product.
Preferably, foregoing complex microbial community be blown-ball Azotobacter, it is bacillus subtilis, bacillus pumilus, huge
Bacillus, a variety of mixing of lactobacillus plantarum, bacillus thuringiensis, bacillus laterosporus, saccharomycete and Trichoderma viride.
More preferably, afore-mentioned plants stalk includes each component of following mass fraction：35~38 parts of wheat stalk, corn stalk
18~22 parts of 21~26 parts of stalk and rice straw.
It is highly preferred that foregoing auxiliary material is the mixture of cavings, peanut shell and Testa Tritici, cavings, peanut shell and Testa Tritici
Mass ratio is（2~5）：（1~3）：（1.5~5.5）.
It is further preferred that aforementioned additive includes each component of following mass fraction：24~28 parts of potassium chloride, potassium phosphate
26~32 parts and 15~19 parts of Diammonium phosphate (DAP).
Preferably, in above mentioned steps S3, the additive amount of phosphoric acid is per 1.2 ~ 1.8mL of addition mass point in 100g straws
Number is 50 ~ 80% phosphoric acid.
More preferably, in above mentioned steps S3, vapor (steam) temperature when steam explosion is handled for 235 ~ 245 DEG C, steam explosion pressure for 3.2 ~
3.8MPa, steam explosion time are 15 ~ 18min.
The invention has the beneficial effects that：
（1）The present invention is combined using the aerobic of microorganism with anaerobic fermentation, and living bacteria count accounts for dry weight and is more than in product
108CFU/g can effectively improve the nutritional quality, plant absorption utilization rate and fertilizer efficiency of biological organic fertilizer, while can be by agriculture waste
Object minimizing and recycling alleviate the pollution to environment；
（2）Separation of solid and liquid pretreatment is carried out to pig breeding waste first in preparation process, sewage is discharged into sewage disposal dress
In putting, to avoid pollution environment；
（3）Steam explosion processing is carried out to straw can make it be more easy to be decomposed by complex microbial community, have so as to improve biology
The quality of machine fertilizer first adds in phosphoric acid before steam explosion processing, can promote acid degradation process during steam explosion, follow-up so as to improve
Conversion ratio in biological treatment process, to shorten processing time, the lime added during the fermentation can neutralize excessive phosphorus
Acid adjusts the pH of organic fertilizer, so as to improve the quality of biological organic fertilizer；
（4）By adding in auxiliary material and straw in pig breeding waste, the nutritional ingredient of organic fertilizer can be enriched, makes its appearance
It is easily absorbed by crops, improves the utilization rate and fertilizer efficiency of organic fertilizer.
Specific embodiment
Make specific introduce to the present invention below in conjunction with specific embodiment.
Embodiment 1
A kind of method that biological organic fertilizer is made using pig breeding waste, biological organic fertilizer include each group of following mass fraction
Point：46 parts of pig breeding waste, 22 parts of straw, 16 parts of auxiliary material, 3 parts of complex microbial community, 11 parts of additive, lime 6
2 parts of part and insecticide, pig breeding waste include pig manure, food-residue and cultivation bedding and padding.
Wherein, complex microbial community is blown-ball Azotobacter, bacillus subtilis, bacillus pumilus and huge gemma bar
Bacterium and the mixed bacterial of Trichoderma viride.Straw includes each component of following mass fraction：35 parts of wheat stalk, maize straw
21 parts and 18 parts of rice straw.Auxiliary material be cavings, peanut shell and Testa Tritici mixture, the matter of cavings, peanut shell and Testa Tritici
Amount is than being 2：1：1.5.Additive includes each component of following mass fraction：24 parts of potassium chloride, 26 parts of potassium phosphate and Diammonium phosphate (DAP)
15 parts.
The preparation process of biological organic fertilizer is as follows：
S1, separation of solid and liquid：The pig breeding waste that pig farm is discharged is placed in solid-liquid separating equipment and carries out separation of solid and liquid, after separation
Sewage be discharged into sewage-treatment plant；
S2, crushing：Solid pig breeding waste after separation is added in pulverizer and is crushed, is done after being crushed to 55 mesh
It is dry, it persistently stirs in the drying process, drying temperature is 85 DEG C, drying time 2.5h, dries postcooling to room temperature, consolidate
Body discarded object material；
S3, straw pretreatment：Straw is subjected to cutting process, Cutting Length 3cm, the plant after cutting first
Phosphoric acid is added in stalk, the additive amount of phosphoric acid is that the phosphoric acid that 1.2mL mass fractions are 50% is added in every 100g straws, into
Row stirring premix processing, then carries out steam explosion processing, and vapor (steam) temperature when steam explosion is handled is 235 DEG C, and steam explosion pressure is 3.2MPa,
The steam explosion time is 15min, obtains stalk mixture；
S4, mix：Solid waste material, stalk mixture and auxiliary material are stirred mixing, is sent into pulverizer and carries out powder
It is broken, it after being crushed to 55 mesh, is cooled to room temperature, obtains mixed material；
S5, fermentation：Mixed material is placed in fermentation vat and carries out intermediate temperature anaerobic fermentation, adds in complex microbial community, fermentation temperature
It spends for 35 DEG C, fermentation time is 7 days, during which keeps fermentation vat sealing, lime is added in after the completion of fermentation, it is 6 to adjust pH；Then into
Row high-temperature aerobic fermentation is thought to be passed through air in fermentation vat, supplements complex microbial community, water is added to adjust the moisture content of mixed material
To 45%, continue to ferment after stirring evenly, fermentation temperature is 65 DEG C, and fermentation time is 18 days, during which every stirring in 3 days once；Again
Two sections of aerobic fermentations are carried out, additive and insecticide are added in into fermentation vat, continues to ferment after stirring evenly, fermentation temperature 50
DEG C, fermentation time is 8 days, obtains fermentation material；
S6, drying：It is 15% that fermentation material, which is carried out being dried to moisture content, and drying postcooling is to room temperature, then carries out screening successively and remove
Miscellaneous, granulation and packaging, obtain bio-organic fertilizer product.
Embodiment 2
A kind of method that biological organic fertilizer is made using pig breeding waste, biological organic fertilizer include each group of following mass fraction
Point：50 parts of pig breeding waste, 24 parts of straw, 19 parts of auxiliary material, 5 parts of complex microbial community, 13 parts of additive, lime 9
5 parts of part and insecticide, pig breeding waste include pig manure, food-residue and cultivation bedding and padding.
Wherein, complex microbial community is blown-ball Azotobacter, bacillus megaterium, lactobacillus plantarum, Su Yun gold gemma
The mixed bacterial of bacillus, bacillus laterosporus and saccharomycete.Straw includes each component of following mass fraction：Wheat stalk
20 parts of 36 parts, 23 parts of maize straw and rice straw.Auxiliary material be cavings, peanut shell and Testa Tritici mixture, cavings, peanut shell
Mass ratio with Testa Tritici is 3：2：3.Additive includes each component of following mass fraction：26 parts of potassium chloride, 29 parts of potassium phosphate
With 17 parts of Diammonium phosphate (DAP).
The preparation process of biological organic fertilizer is as follows：
S1, separation of solid and liquid：The pig breeding waste that pig farm is discharged is placed in solid-liquid separating equipment and carries out separation of solid and liquid, after separation
Sewage be discharged into sewage-treatment plant；
S2, crushing：Solid pig breeding waste after separation is added in pulverizer and is crushed, is done after being crushed to 60 mesh
It is dry, it persistently stirs in the drying process, drying temperature is 90 DEG C, drying time 3h, and dry postcooling obtains solid to room temperature
Discarded object material；
S3, straw pretreatment：Straw is subjected to cutting process, Cutting Length 4cm, the plant after cutting first
Phosphoric acid is added in stalk, the additive amount of phosphoric acid is that the phosphoric acid that 1.5mL mass fractions are 60% is added in every 100g straws, into
Row stirring premix processing, then carries out steam explosion processing, and vapor (steam) temperature when steam explosion is handled is 240 DEG C, and steam explosion pressure is 3.6MPa,
The steam explosion time is 16min, obtains stalk mixture；
S4, mix：Solid waste material, stalk mixture and auxiliary material are stirred mixing, is sent into pulverizer and carries out powder
It is broken, it after being crushed to 60 mesh, is cooled to room temperature, obtains mixed material；
S5, fermentation：Mixed material is placed in fermentation vat and carries out intermediate temperature anaerobic fermentation, adds in complex microbial community, fermentation temperature
It spends for 40 DEG C, fermentation time is 8 days, during which keeps fermentation vat sealing, lime is added in after the completion of fermentation, it is 7 to adjust pH；Then into
Row high-temperature aerobic fermentation is thought to be passed through air in fermentation vat, supplements complex microbial community, water is added to adjust the moisture content of mixed material
To 50%, continue to ferment after stirring evenly, fermentation temperature is 70 DEG C, and fermentation time is 20 days, during which every stirring in 3 days once；Again
Two sections of aerobic fermentations are carried out, additive and insecticide are added in into fermentation vat, continues to ferment after stirring evenly, fermentation temperature 55
DEG C, fermentation time is 9 days, obtains fermentation material；
S6, drying：It is 16% that fermentation material, which is carried out being dried to moisture content, and drying postcooling is to room temperature, then carries out screening successively and remove
Miscellaneous, granulation and packaging, obtain bio-organic fertilizer product.
Embodiment 3
A kind of method that biological organic fertilizer is made using pig breeding waste, biological organic fertilizer include each group of following mass fraction
Point：52 parts of pig breeding waste, 27 parts of straw, 21 parts of auxiliary material, 6 parts of complex microbial community, 15 parts of additive, lime 11
7 parts of part and insecticide, pig breeding waste include pig manure, food-residue and cultivation bedding and padding.
Wherein, complex microbial community is blown-ball Azotobacter, bacillus subtilis, bacillus pumilus, huge gemma bar
The mixed bacterial of bacterium, bacillus laterosporus and saccharomycete.Straw includes each component of following mass fraction：Wheat stalk 38
22 parts of part, 26 parts of maize straw and rice straw.Auxiliary material be cavings, peanut shell and Testa Tritici mixture, cavings, peanut shell and
The mass ratio of Testa Tritici is 5：3：5.5.Additive includes each component of following mass fraction：28 parts of potassium chloride, 32 parts of potassium phosphate
With 19 parts of Diammonium phosphate (DAP).
The preparation process of biological organic fertilizer is as follows：
S1, separation of solid and liquid：The pig breeding waste that pig farm is discharged is placed in solid-liquid separating equipment and carries out separation of solid and liquid, after separation
Sewage be discharged into sewage-treatment plant；
S2, crushing：Solid pig breeding waste after separation is added in pulverizer and is crushed, is done after being crushed to 65 mesh
It is dry, it persistently stirs in the drying process, drying temperature is 100 DEG C, drying time 3.5h, and dry postcooling is obtained to room temperature
Solid waste material；
S3, straw pretreatment：Straw is subjected to cutting process, Cutting Length 4.5cm, the plant after cutting first
Phosphoric acid is added in object stalk, the additive amount of phosphoric acid is that the phosphoric acid that 1.8mL mass fractions are 80% is added in every 100g straws,
Premix processing is stirred, then carries out steam explosion processing, vapor (steam) temperature when steam explosion is handled is 245 DEG C, and steam explosion pressure is
3.8MPa, steam explosion time are 18min, obtain stalk mixture；
S4, mix：Solid waste material, stalk mixture and auxiliary material are stirred mixing, is sent into pulverizer and carries out powder
It is broken, it after being crushed to 65 mesh, is cooled to room temperature, obtains mixed material；
S5, fermentation：Mixed material is placed in fermentation vat and carries out intermediate temperature anaerobic fermentation, adds in complex microbial community, fermentation temperature
It spends for 45 DEG C, fermentation time is 10 days, during which keeps fermentation vat sealing, lime is added in after the completion of fermentation, it is 7 to adjust pH；Then
High-temperature aerobic fermentation is carried out, thinks to be passed through air in fermentation vat, supplements complex microbial community, water is added to adjust the aqueous of mixed material
Rate continues to ferment, fermentation temperature is 75 DEG C, and fermentation time is 22 days, during which every stirring in 3 days once to 55% after stirring evenly；
Two sections of aerobic fermentations are carried out again, and additive and insecticide are added in into fermentation vat, continues to ferment after stirring evenly, fermentation temperature is
60 DEG C, fermentation time is 10 days, obtains fermentation material；
S6, drying：It is 18% that fermentation material, which is carried out being dried to moisture content, and drying postcooling is to room temperature, then carries out screening successively and remove
Miscellaneous, granulation and packaging, obtain bio-organic fertilizer product.
Performance detection is tested
Performance detection experiment, concrete outcome are carried out to biological organic fertilizer obtained in embodiment 1, embodiment 2 and embodiment 3 respectively
Such as following table：
The basic principles, main features and advantages of the invention have been shown and described above.It should be understood by those skilled in the art that
The invention is not limited in any way for above-described embodiment, all technical sides obtained by the way of equivalent substitution or equivalent transformation
Case is all fallen in protection scope of the present invention.
Claims (7)
1. the method for biological organic fertilizer is made using pig breeding waste, which is characterized in that the biological organic fertilizer includes following
The each component of mass fraction：46~52 parts of pig breeding waste, 22~27 parts of straw, 16~21 parts of auxiliary material, composite microbial
2~7 parts of 3~6 parts of object flora, 11~15 parts of additive, 6~11 parts of lime and insecticide, the pig breeding waste include pig
Excrement, food-residue and cultivation bedding and padding；The preparation process of biological organic fertilizer is as follows：
S1, separation of solid and liquid：The pig breeding waste that pig farm is discharged is placed in solid-liquid separating equipment and carries out separation of solid and liquid, after separation
Sewage be discharged into sewage-treatment plant；
S2, crushing：Solid pig breeding waste after separation is added in pulverizer and is crushed, it is laggard to be crushed to 55 ~ 65 mesh
Row drying, is persistently stirred in the drying process, and drying temperature is 85 ~ 100 DEG C, and drying time is 2.5 ~ 3.5h, dry postcooling
To room temperature, solid waste material is obtained；
S3, straw pretreatment：Straw is subjected to cutting process first, Cutting Length is 3 ~ 4.5cm, after cutting
Phosphoric acid is added in straw, premix processing is stirred, then carries out steam explosion processing, obtain stalk mixture；
S4, mix：Solid waste material, stalk mixture and auxiliary material are stirred mixing, is sent into pulverizer and carries out powder
It is broken, it after being crushed to 55 ~ 65 mesh, is cooled to room temperature, obtains mixed material；
S5, fermentation：Mixed material is placed in fermentation vat and carries out intermediate temperature anaerobic fermentation, adds in complex microbial community, fermentation temperature
Spend for 35 ~ 45 DEG C, fermentation time is 7 ~ 10 days, during which keeps fermentation vat sealing, lime is added in after the completion of fermentation, adjust pH for 6 ~
7；Then high-temperature aerobic fermentation is carried out, thinks to be passed through air in fermentation vat, supplements complex microbial community, water is added to adjust mixed material
Moisture content to 45 ~ 55%, continue to ferment after stirring evenly, fermentation temperature is 65 ~ 75 DEG C, and fermentation time is 18 ~ 22 days, during which
Every stirring in 3 days once；Two sections of aerobic fermentations are carried out again, and additive and insecticide are added in into fermentation vat, is stirred evenly follow-up
Supervention ferment, fermentation temperature are 50 ~ 60 DEG C, and fermentation time is 8 ~ 10 days, obtains fermentation material；
S6, drying：It is 15 ~ 18% that fermentation material, which is carried out being dried to moisture content, and drying postcooling is sieved to room temperature, then successively
Removal of impurities is granulated and packs, and obtains bio-organic fertilizer product.
2. the method according to claim 1 that biological organic fertilizer is made using pig breeding waste, which is characterized in that described
Complex microbial community is blown-ball Azotobacter, bacillus subtilis, bacillus pumilus, bacillus megaterium, plant lactic acid bar
Bacterium, a variety of mixing of bacillus thuringiensis, bacillus laterosporus, saccharomycete and Trichoderma viride.
3. the method according to claim 1 that biological organic fertilizer is made using pig breeding waste, which is characterized in that described
Straw includes each component of following mass fraction：35~38 parts of wheat stalk, 21~26 parts of maize straw and rice straw
18~22 parts.
4. the method according to claim 1 that biological organic fertilizer is made using pig breeding waste, which is characterized in that described
Auxiliary material is the mixture of cavings, peanut shell and Testa Tritici, and the mass ratio of cavings, peanut shell and Testa Tritici is（2~5）：（1~3）：
（1.5~5.5）.
5. the method according to claim 1 that biological organic fertilizer is made using pig breeding waste, which is characterized in that described
Additive includes each component of following mass fraction：24~28 parts of potassium chloride, 26~32 parts of potassium phosphate and Diammonium phosphate (DAP) 15~19
Part.
6. the method according to claim 1 that biological organic fertilizer is made using pig breeding waste, which is characterized in that described
In step S3, the additive amount of phosphoric acid is per the phosphoric acid that addition 1.2 ~ 1.8mL mass fractions are 50 ~ 80% in 100g straws.
7. the method according to claim 1 that biological organic fertilizer is made using pig breeding waste, which is characterized in that described
In step S3, for vapor (steam) temperature when steam explosion is handled for 235 ~ 245 DEG C, steam explosion pressure is 3.2 ~ 3.8MPa, the steam explosion time for 15 ~
18min。
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Cited By (7)
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|---|---|---|---|---|
| CN108976013A (en) * | 2018-08-10 | 2018-12-11 | 广西大学 | Cow dung urinates integrated organic fertilizer and preparation method thereof |
| CN109020642A (en) * | 2018-08-15 | 2018-12-18 | 苏州臻裕生物科技有限公司 | A kind of processing method of waste pollutant |
| CN109053299A (en) * | 2018-10-19 | 2018-12-21 | 湖南百威生物科技股份有限公司 | A method of organic fertilizer is prepared using stalk and waste class organic waste |
| CN109265269A (en) * | 2018-11-26 | 2019-01-25 | 宁夏稼宝生物科技有限公司 | A kind of preparation method and organic chemical fertilizer of organic chemical fertilizer |
| CN110157648A (en) * | 2019-05-31 | 2019-08-23 | 张永梅 | A kind of microbial manure and preparation method thereof using pig industry waste material |
| CN111903466A (en) * | 2020-08-04 | 2020-11-10 | 安徽科技学院 | Method for manufacturing rice seedling raising matrix by using waste padding for raising pigs in fermentation bed |
| CN115231978A (en) * | 2022-07-15 | 2022-10-25 | 北京美施美生物科技有限公司 | Application method for preparing organic fertilizer from agricultural and forestry waste |
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| CN109020642A (en) * | 2018-08-15 | 2018-12-18 | 苏州臻裕生物科技有限公司 | A kind of processing method of waste pollutant |
| CN109053299A (en) * | 2018-10-19 | 2018-12-21 | 湖南百威生物科技股份有限公司 | A method of organic fertilizer is prepared using stalk and waste class organic waste |
| CN109265269A (en) * | 2018-11-26 | 2019-01-25 | 宁夏稼宝生物科技有限公司 | A kind of preparation method and organic chemical fertilizer of organic chemical fertilizer |
| CN110157648A (en) * | 2019-05-31 | 2019-08-23 | 张永梅 | A kind of microbial manure and preparation method thereof using pig industry waste material |
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