CN103896649A - Method for manufacturing bio-organic fertilizer by using agricultural organic waste - Google Patents
Method for manufacturing bio-organic fertilizer by using agricultural organic waste Download PDFInfo
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- CN103896649A CN103896649A CN201210588149.7A CN201210588149A CN103896649A CN 103896649 A CN103896649 A CN 103896649A CN 201210588149 A CN201210588149 A CN 201210588149A CN 103896649 A CN103896649 A CN 103896649A
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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
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- 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
Abstract
The invention discloses a method for manufacturing a bio-organic fertilizer by using agricultural organic waste. The method comprises the steps of detecting the content of an organic microorganism in a waste raw material to be treated, adding the waste raw material in a flora according to a weight part ratio of the material and the flora of 1000:1, mechanically and uniformly stirring, piling in a stock group shed after uniformly stirring for performing timing biological enzymolysis for 24 hours, randomly adjusting a ratio of carbon to nitrogen in a biological enzymolysis process, and ventilating; drying, pelletizing, drying, adding a beneficial microorganism with a special medium function according to a quantitative scientific ratio to prepare a microorganism fertilizer with relatively high scientific content, and packaging and storing, wherein the beneficial microorganism comprises saccharomycetes, nitrogen-fixing bacteria and cellulose decomposition bacteria with a weight part ratio of 1:1:1.
Description
Technical field
The invention belongs to biological environmental production technical field, relate to a kind of method of utilizing agricultural organic waste to manufacture biological organic fertilizer.
Background technology
China recent years, because the long-term of chemical fertilizer excessively used, causes the reduction of soil organism minimizing and the variation of soil microorganisms flora and function thereof.Therefore, research and development bio-organic fertilizer becomes inevitable.Bio-organic fertilizer is fertilizer transition in recent years developing on the basis of microbial technique development and organic fertilizer commercialization utilization, it is neither traditional fertilizer, bacterial manure that neither be simple, it is the organic combination of the two, take full advantage of Sustainable development resource in natural resources, take the organic waste in nature as basis with carrier, add appropriate inorganic elements, then scientifically add beneficial microorganisms such as being conducive to Soil structure, Crop, Element release, process through special process.Its organic carrier is mostly agricultural organic waste, and contained microorganism is roughly divided into the function yeast such as decomposer, vinelandii, phosphate solubilizing bacteria and potassium solubilizing bacteria.Bio-organic fertilizer, except containing more organic matter, also contains microorganisms with specific functions, and this is the evident characteristic of biological organic fertilizer.Agricultural sustainable development is all extremely paid close attention in countries in the world at present, is strengthening research and development, production and the application dynamics of biological organic fertilizer.The western developed country bio-organic fertilizers such as the U.S. have accounted for the more than 40% of chemical fertilizer total amount, and China is by accounting for 10% scale prediction, and market capacity only has 14,000,000 tons, far can not meet the demand of market capacity and pollution-free food production.Thereby bio-organic fertilizer will become gradually fertilizer in China and even world wide and draw the focus of industry production and means of agricultural production consumption, thereby is green food, Organic food is realized industrialization and is created good conditions.Process the agricultural organic wastes such as environment agricultural crop straw, aquaculture pond sludge, edible fungus culturing matrix, feces of livestock and poultry are changed into bio-organic fertilizer by beneficial microorganism, make it innoxious, resource utilization, solve the trouble and worry of plantation, aquaculture, also increased the added value of the agricultural-food such as livestock and poultry simultaneously, use bio-organic fertilizer also to there is the soil organic matter content of raising, increase beneficial microorganism, improve Soil structure and physics present situation simultaneously, make it the loose generation of being convenient to farming, reduce disease pest and weed, increase the remarkable effect such as output, improvement quality.In addition, the development of biological organic fertilizer industry, can also fundamentally solve the pollution of agricultural wastes to agricultural environments such as atmosphere, water resources and soil, makes agriculture production move towards road sustainable, that develop in a healthy way.Jin Sannong company is that the comprehensive agricultural science and technology of collection edible fungus culturing, fresh-water fishes shrimp aquaculture, raising dairy cattle, vegetables production, herbage and a proportion of crop planting is developed enterprise, the annual agricultural organic wastes such as a large amount of edible fungus culturing waste material, aquatic products pond sludge, cow manure, vegetables and agricultural crop straw that produce, scientifically, by these castoff regenerative recycles, will obtain significant economy, society and ecological benefits.
Summary of the invention
A kind of method of utilizing agricultural organic waste to manufacture biological organic fertilizer disclosed by the invention, is characterized in that being undertaken by following step:
1) to scrap feed material to be processed is carried out to organic microbial content detection, add flora by material and the weight fraction of flora than 1000:1, mechanical stirring is even, after turning evenly, in the canopy of stock ground, composting carries out timing biological enzymolysis 24 hours, temperature will be controlled at and reach 40 ℃-55 ℃, top temperature must not exceed 62 ℃, and every gram of highly enriched compound beneficial microbe colony, containing viable count >=2.0 hundred million, needs every gram of beneficial microorganism content >0.2 hundred million of biological enzymolysis material; Conditional request: material base temperature should reach 5 ℃, when winter, material base facility was lower than 5 ℃, its moisture content should be less than 60%, and suitably heats;
2) note adjusting at any time carbon, nitrogen ratio carrying out in biological enzymolysis process, be aided with ventilation.When composting, moisture should remain on 55%, piles interior temperature and is down to 45 ℃ and can directly uses below, wherein carbon: the weight fraction ratio of nitrogen is 40% after condition 7-10 days;
3) after drying, granulation are processed, then drying, add the beneficial microorganism with special medium function by quantitative scientific matching, make the microbial fertilizer that scientific and technological content is higher, pack and seal up for safekeeping; The weight fraction ratio that described beneficial microorganism refers to yeast, vinelandii, cellulose-decomposing bacterium is 1:1:1;
Described yeast source 1) at 26 ℃, 30h, incubation growth yeast pure seed bacterium; 2) above-mentioned yeast pure seed bacterium is inoculated in substratum, at 26 ℃, cultivates 48h and obtain the purebred bacterium of yeast; 3) gather in the crops the purebred bacterium of above-mentioned yeast, add protective material and attached type agent; 4) 25 ℃ are dried 2 hours; 5) obtain powder-type thalline;
Vinelandii sources is cultivating without nitrogen, when 18 ~ 40 ℃ of temperature, and nitrogenase activity, the temperature of its most suitable growth and fixed nitrogen can be grown and have to bacterial strain is all 26 ~ 37 ℃; Under the condition of meta-acid pH value 5.0 and meta-alkali pH value 8.0, bacterial strain all can keep stronger growth potential and higher nitrogenase activity, and can change by the acid of adjusting self metabolic adaptability environment, alkali, makes nutrient solution convergence neutrality; In nutrient solution, NaCl concentration is at 0.5 ~ 2.5g.L-1, (NH
4)
2sO
4concentration is in the time of 0.05 ~ 0.50g.L-1, and bacterial strain all can keep vigorous growth and have higher nitrogenase activity;
Cellulose-decomposing bacterium source: (1). the preparation of cow dung culture medium: take in the beaker that cow dung 150g adds 1000mL, pour 400mL water into, fully stir 30min, filter and take down slag system, get in the triangular flask that 100mL adds 250mL stand-by, (2). shake-flask culture Inoculant preparation: get and adopt the ordinary method compost 40g obtaining that banks up take cow dung as raw material, after sieving, and then the compost after sieving is taken to 20g be added in the beaker containing the 1000mL of 50mL water, fully stir 30min, stand-by, (3). get in the 250mL triangular flask that 10mL shake-flask culture Inoculant is added to 100mL liquid cow dung culture medium, be placed in rotating speed and be 120r/min and temperature and be on the shaking table of 45 ℃ and cultivate 3d～5d, (4). Phanerochaete chrysosporium Phanerochaete chrysosporium and the wood mould Trichoderma sp of the ordinary method that adopts microorganism to separate from the upper separation of cow dung, head mold Rhizopus sp, aspergillus Aspergillus sp, Panaeolus fungi Panaeolussp, the cultivation of For Form of Coprinus Fungies Coprinus sp: by Phanerochaete chrysosporium Phanerochaete chrysosporium and Trichoderma sp, head mold Rhizopus sp, Panaeolus fungi Panaeolus sp, the bacterial classification of For Form of Coprinus Fungies Coprinus sp is respectively through containing PDA culture medium culturing, obtain its spore, concentration is every milliliter of 1 × 108 spore, wherein PDA substratum: the potato leach liquor that adopts 200g/L, then add the glucose of 20g/L and the agar of 17～20g/L and be dissolved to 1L, (5). the spore suspension of the fermented liquid and the Phanerochaete chrysosporium Phanerochaete chrysosporium that adopt the fermentation of cow dung culture medium to obtain and Trichoderma sp, head mold Rhizopus sp, Panaeolus fungi Panaeolus sp, For Form of Coprinus Fungies Coprinus sp is mixed, the volume ratio of bacterium liquid is 2: 1: 1: 1: 1: 1, then dry, obtain fermenting agent.
Bio-organic fertilizer disclosed by the invention has following outstanding feature.
(1) improve crop yield and improvement quality.
It is single that bio-organic fertilizer has overcome chemical fertilizer nutrient, nutritive element is supplied unbalanced problem, payes attention to the interactive complementary action of biological, the organic and inorganic nutrient combining, and both can improve crop yield after using, also can effectively improve quality, improve the safety performance of agricultural-food.The contained nutritive substance of bio-organic fertilizer discharges slowly, if nitrogen nutrition is mainly with NH
4 +or amino acid form is supplied with plant, enter after vegetable cell without lot of energy and photosynthesis of plant product, as sugar and organic acid etc., participate in the synthetic of vegetable cell material directly, Promoting plant growth is fast, the materials such as the nutrient of accumulation are many, and agricultural product quality is good, and seldom have the objectionable impuritiess such as nitrate to pollute.
(2) increase soil fertility, improve soil physico-chemical property.
Soil organic matter content directly affects the water-retentivity of soil, nutrient preserving capability, and the situations such as resiliency and air permeability, are important indicator and the basic substances of weighing soil fertility.Use bio-organic fertilizer and can not only supplement the plant nutrient that soil is consumed, can also improve constantly the organic content of soil, obviously improve Soil structure, increase soil porosity, improve soil water-retaining, fertilizer conservation and ventilation capacity.Organic matter decomposes and is condensed into new soil ulmin through microorganism, with soil medium clay soil and calcium binding, forms organic, inorganic complex, promotes soil water-stable granular structure to form, and makes loosing soil, is easy to farming.
(3) increase soil the ability of nutrition is provided to crop.
In biological organic fertilizer, contain nitrogen-fixing microorganism.Can be by airborne N
2be reduced to the NH that can be absorbed and used by plants
4 +; Biological organic fertilizer also adds molten phosphorus microorganism and the silicate bacteria of some amount, Shi Houjing propagation also acts synergistically with other microorganism, can decompose some former secondary mineral in soil, the nutrient such as phosphorus, potassium fixing these mineral is discharged, change into the available nutrients that can absorb for crop, improve fertilizer provision from soil power.
(4) improve Ecological Distribution of Soil Microorganisms system, improve bio-fertilizer force level.
In qualified biological organic fertilizer, contain the beneficial microorganisms such as a large amount of yeast, milk-acid bacteria, cellulose-decomposing bacterium, also add the probioticss such as vinelandii, silicate bacteria, photosynthetic bacteria, pseudomonas and molten phosphorus microorganism simultaneously.These microorganisms, except having a large amount of active substances of generation, also contain the molten phosphorus of fixed nitrogen, ability of dissolving potassium, and adjustable soil microflora composition, improves Ecological Distribution of Soil Microorganisms system.Long-term continuous cropping, too much use chemical fertilizer, unreasonable use agricultural chemicals, cause harmful microorganism Population to rise, reduce soil biological fertility level, microorganism is biological core, being soil fertility core component, using biological organic fertilizer, is the effective means that maintains and increase soil fertility.
(5) occurrence probability of reduction plant pest.
In biological organic fertilizer, contain multiple non-pathogenic micro-organism flora, microbial growth breeding has competitive inhibition, can secrete Multiple Classes of Antibiotics, can suppress plant pathogenic microorganisms activity, plays controlling plant diseases effect., can also grow by stimulating plant meanwhile, promote well developed root system, promote chlorophyll, protein and nucleic acid synthetic, strengthen plant disease-resistant ability and insect-resistance.
(6) purify agricultural environment.
The science regeneration of agricultural organic waste, has not only protected agroecological environment, also helps safety and sanitation agricultural-food and produces.In sum, research and development, manufacture, applying biological fertilizer are very important.
To scrap feed material to be processed is carried out to organic microbial content detection, add by a certain percentage highly enriched compound beneficial microbe colony (generally material and flora ratio are generally at 1000:1), utilize mechanical stirring even, after turning evenly, in the canopy of stock ground, composting carries out timing biological enzymolysis, this is the gordian technique that bio-organic fertilizer is produced, should note selecting appropriate bacterial classification, can guarantee material enzymolysis 24 hours under field conditions (factors), temperature will be controlled at and reach 40 ℃ of-55 ℃ of left and right, and top temperature must not exceed 62 ℃.Be equipped with rational biological enzymolysis condition for different material, realize the rapid conversion of material nutrient; Leading indicator: every gram of highly enriched compound beneficial microbe colony, containing viable count >=2.0 hundred million, needs every gram of beneficial microorganism content >0.2 hundred million of biological enzymolysis material; Conditional request: material base temperature should reach 5 ℃, when winter, material base facility was lower than 5 ℃, its moisture content should be less than 60%, and suitably heats.Note adjusting at any time carbon, nitrogen ratio carrying out in biological enzymolysis process, be aided with ventilation.When composting, moisture should remain on 55% left and right, the sour water that must not use chloride tap water or pH value to be less than 4.5, avoid direct sunlight, when temperature reaches 62 ℃, to turn in time and trickle cooling, after the suitable 7-10 of condition days, pile interior temperature and be down to 45 ℃ and can directly use below, after drying, granulation are processed, drying again, add the beneficial microorganism with special medium function by quantitative scientific matching, make the microbial fertilizer that scientific and technological content is higher, pack and seal up for safekeeping.
Embodiment
Below in conjunction with embodiment, the present invention is described further, and embodiment is only indicative content, never means that it limits the scope of the invention by any way.
Embodiment 1
Utilize agricultural organic waste to manufacture a method for biological organic fertilizer, it is characterized in that being undertaken by following step:
1) to scrap feed material to be processed is carried out to organic microbial content detection, add flora by material and the weight fraction of flora than 1000:1, mechanical stirring is even, after turning evenly, in the canopy of stock ground, composting carries out timing biological enzymolysis 24 hours, temperature will be controlled at and reach 40 ℃-55 ℃, top temperature must not exceed 62 ℃, and every gram of highly enriched compound beneficial microbe colony, containing viable count >=2.0 hundred million, needs every gram of beneficial microorganism content >0.2 hundred million of biological enzymolysis material; Conditional request: material base temperature should reach 5 ℃, when winter, material base facility was lower than 5 ℃, its moisture content should be less than 60%, and suitably heats;
2) note adjusting at any time carbon, nitrogen ratio carrying out in biological enzymolysis process, be aided with ventilation.When composting, moisture should remain on 55%, piles interior temperature and is down to 45 ℃ and can directly uses below, wherein carbon: the weight fraction ratio of nitrogen is 40% after condition 7-10 days;
3) after drying, granulation are processed, then drying, add the beneficial microorganism with special medium function by quantitative scientific matching, make the microbial fertilizer that scientific and technological content is higher, pack and seal up for safekeeping; The weight fraction ratio that described beneficial microorganism refers to yeast, vinelandii, cellulose-decomposing bacterium is 1:1:1;
Described yeast source 1) at 26 ℃, 30h, incubation growth yeast pure seed bacterium; 2) above-mentioned yeast pure seed bacterium is inoculated in substratum, at 26 ℃, cultivates 48h and obtain the purebred bacterium of yeast; 3) gather in the crops the purebred bacterium of above-mentioned yeast, add protective material and attached type agent; 4) 25 ℃ are dried 2 hours; 5) obtain powder-type thalline;
Vinelandii sources is cultivating without nitrogen, when 18 ~ 40 ℃ of temperature, and nitrogenase activity, the temperature of its most suitable growth and fixed nitrogen can be grown and have to bacterial strain is all 26 ~ 37 ℃; Under the condition of meta-acid pH value 5.0 and meta-alkali pH value 8.0, bacterial strain all can keep stronger growth potential and higher nitrogenase activity, and can change by the acid of adjusting self metabolic adaptability environment, alkali, makes nutrient solution convergence neutrality; In nutrient solution, NaCl concentration is at 0.5 ~ 2.5g.L-1, (NH
4)
2sO
4concentration is in the time of 0.05 ~ 0.50g.L-1, and bacterial strain all can keep vigorous growth and have higher nitrogenase activity;
Cellulose-decomposing bacterium source: (1). the preparation of cow dung culture medium: take in the beaker that cow dung 150g adds 1000mL, pour 400mL water into, fully stir 30min, filter and take down slag system, get in the triangular flask that 100mL adds 250mL stand-by, (2). shake-flask culture Inoculant preparation: get and adopt the ordinary method compost 40g obtaining that banks up take cow dung as raw material, after sieving, and then the compost after sieving is taken to 20g be added in the beaker containing the 1000mL of 50mL water, fully stir 30min, stand-by, (3). get in the 250mL triangular flask that 10mL shake-flask culture Inoculant is added to 100mL liquid cow dung culture medium, be placed in rotating speed and be 120r/min and temperature and be on the shaking table of 45 ℃ and cultivate 3d～5d, (4). Phanerochaete chrysosporium Phanerochaete chrysosporium and the wood mould Trichoderma sp of the ordinary method that adopts microorganism to separate from the upper separation of cow dung, head mold Rhizopus sp, aspergillus Aspergillus sp, Panaeolus fungi Panaeolussp, the cultivation of For Form of Coprinus Fungies Coprinus sp: by Phanerochaete chrysosporium Phanerochaete chrysosporium and Trichoderma sp, head mold Rhizopus sp, Panaeolus fungi Panaeolus sp, the bacterial classification of For Form of Coprinus Fungies Coprinus sp is respectively through containing PDA culture medium culturing, obtain its spore, concentration is every milliliter of 1 × 108 spore, wherein PDA substratum: the potato leach liquor that adopts 200g/L, then add the glucose of 20g/L and the agar of 17～20g/L and be dissolved to 1L, (5). the spore suspension of the fermented liquid and the Phanerochaete chrysosporium Phanerochaete chrysosporium that adopt the fermentation of cow dung culture medium to obtain and Trichoderma sp, head mold Rhizopus sp, Panaeolus fungi Panaeolus sp, For Form of Coprinus Fungies Coprinus sp is mixed, the volume ratio of bacterium liquid is 2: 1: 1: 1: 1: 1, then dry, obtain fermenting agent.
Claims (1)
1. utilize agricultural organic waste to manufacture a method for biological organic fertilizer, it is characterized in that being undertaken by following step:
1) to scrap feed material to be processed is carried out to organic microbial content detection, add flora by material and the weight fraction of flora than 1000:1, mechanical stirring is even, after turning evenly, in the canopy of stock ground, composting carries out timing biological enzymolysis 24 hours, temperature will be controlled at and reach 40 ℃-55 ℃, top temperature must not exceed 62 ℃, and every gram of highly enriched compound beneficial microbe colony, containing viable count >=2.0 hundred million, needs every gram of beneficial microorganism content >0.2 hundred million of biological enzymolysis material; Conditional request: material base temperature should reach 5 ℃, when winter, material base facility was lower than 5 ℃, its moisture content should be less than 60%, and suitably heats;
2) note adjusting at any time carbon, nitrogen ratio carrying out in biological enzymolysis process, be aided with ventilation, when composting, moisture should remain on 55%, piles interior temperature and is down to 45 ℃ and can directly uses below, wherein carbon: the weight fraction ratio of nitrogen is 40% after condition 7-10 days;
3) after drying, granulation are processed, then drying, add the beneficial microorganism with special medium function by quantitative scientific matching, make the microbial fertilizer that scientific and technological content is higher, pack and seal up for safekeeping; The weight fraction ratio that described beneficial microorganism refers to yeast, vinelandii, cellulose-decomposing bacterium is 1:1:1;
Described yeast source 1) at 26 ℃, 30h, incubation growth yeast pure seed bacterium; 2) above-mentioned yeast pure seed bacterium is inoculated in substratum, at 26 ℃, cultivates 48h and obtain the purebred bacterium of yeast; 3) gather in the crops the purebred bacterium of above-mentioned yeast, add protective material and attached type agent; 4) 25 ℃ are dried 2 hours; 5) obtain powder-type thalline;
Vinelandii sources is cultivating without nitrogen, when 18 ~ 40 ℃ of temperature, and nitrogenase activity, the temperature of its most suitable growth and fixed nitrogen can be grown and have to bacterial strain is all 26 ~ 37 ℃; Under the condition of meta-acid pH value 5.0 and meta-alkali pH value 8.0, bacterial strain all can keep stronger growth potential and higher nitrogenase activity, and can change by the acid of adjusting self metabolic adaptability environment, alkali, makes nutrient solution convergence neutrality; In nutrient solution, NaCl concentration is at 0.5 ~ 2.5g.L-1, (NH
4)
2sO
4concentration is in the time of 0.05 ~ 0.50g.L-1, and bacterial strain all can keep vigorous growth and have higher nitrogenase activity;
Cellulose-decomposing bacterium source: (1). the preparation of cow dung culture medium: take in the beaker that cow dung 150g adds 1000mL, pour 400mL water into, fully stir 30min, filter and take down slag system, get in the triangular flask that 100mL adds 250mL stand-by, (2). shake-flask culture Inoculant preparation: get and adopt the ordinary method compost 40g obtaining that banks up take cow dung as raw material, after sieving, and then the compost after sieving is taken to 20g be added in the beaker containing the 1000mL of 50mL water, fully stir 30min, stand-by, (3). get in the 250mL triangular flask that 10mL shake-flask culture Inoculant is added to 100mL liquid cow dung culture medium, be placed in rotating speed and be 120r/min and temperature and be on the shaking table of 45 ℃ and cultivate 3d～5d, (4). Phanerochaete chrysosporium Phanerochaete chrysosporium and the wood mould Trichoderma sp of the ordinary method that adopts microorganism to separate from the upper separation of cow dung, head mold Rhizopus sp, aspergillus Aspergillus sp, Panaeolus fungi Panaeolussp, the cultivation of For Form of Coprinus Fungies Coprinus sp: by Phanerochaete chrysosporium Phanerochaete chrysosporium and Trichoderma sp, head mold Rhizopus sp, Panaeolus fungi Panaeolus sp, the bacterial classification of For Form of Coprinus Fungies Coprinus sp is respectively through containing PDA culture medium culturing, obtain its spore, concentration is every milliliter of 1 × 108 spore, wherein PDA substratum: the potato leach liquor that adopts 200g/L, then add the glucose of 20g/L and the agar of 17～20g/L and be dissolved to 1L, (5). the spore suspension of the fermented liquid and the Phanerochaete chrysosporium Phanerochaete chrysosporium that adopt the fermentation of cow dung culture medium to obtain and Trichoderma sp, head mold Rhizopus sp, Panaeolus fungi Panaeolus sp, For Form of Coprinus Fungies Coprinus sp is mixed, the volume ratio of bacterium liquid is 2: 1: 1: 1: 1: 1, then dry, obtain fermenting agent.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370582A (en) * | 2014-11-04 | 2015-02-25 | 四川联星环保科技有限公司 | Organic garbage odorless aerobic composting method |
| CN113636876A (en) * | 2021-07-22 | 2021-11-12 | 湖北田申甲生物环保科技有限公司 | Method for preparing biological fertilizer from agricultural production residual waste |
-
2012
- 2012-12-29 CN CN201210588149.7A patent/CN103896649A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370582A (en) * | 2014-11-04 | 2015-02-25 | 四川联星环保科技有限公司 | Organic garbage odorless aerobic composting method |
| CN104370582B (en) * | 2014-11-04 | 2015-09-09 | 四川联星环保科技有限公司 | A kind of organic waste odorless aerobic compost method |
| CN113636876A (en) * | 2021-07-22 | 2021-11-12 | 湖北田申甲生物环保科技有限公司 | Method for preparing biological fertilizer from agricultural production residual waste |
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Application publication date: 20140702 |