CN110759762A - Preparation method of organic fertilizer - Google Patents
Preparation method of organic fertilizer Download PDFInfo
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- CN110759762A CN110759762A CN201911263471.0A CN201911263471A CN110759762A CN 110759762 A CN110759762 A CN 110759762A CN 201911263471 A CN201911263471 A CN 201911263471A CN 110759762 A CN110759762 A CN 110759762A
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- 239000003895 organic fertilizer Substances 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000010902 straw Substances 0.000 claims abstract description 37
- 230000004151 fermentation Effects 0.000 claims abstract description 26
- 238000000855 fermentation Methods 0.000 claims abstract description 22
- 239000002994 raw material Substances 0.000 claims abstract description 21
- 240000008042 Zea mays Species 0.000 claims abstract description 16
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims abstract description 16
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims abstract description 16
- 235000005822 corn Nutrition 0.000 claims abstract description 16
- 238000009825 accumulation Methods 0.000 claims abstract description 8
- 244000144972 livestock Species 0.000 claims abstract description 8
- 244000144977 poultry Species 0.000 claims abstract description 8
- 239000000843 powder Substances 0.000 claims abstract description 8
- 239000002023 wood Substances 0.000 claims abstract description 6
- 235000015112 vegetable and seed oil Nutrition 0.000 claims abstract description 5
- 239000008158 vegetable oil Substances 0.000 claims abstract description 5
- 238000009423 ventilation Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 15
- 239000000126 substance Substances 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 14
- 239000002361 compost Substances 0.000 claims description 12
- 235000013312 flour Nutrition 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 235000007164 Oryza sativa Nutrition 0.000 claims description 8
- 235000009566 rice Nutrition 0.000 claims description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 5
- 238000010564 aerobic fermentation Methods 0.000 claims description 5
- 239000003242 anti bacterial agent Substances 0.000 claims description 5
- 230000000844 anti-bacterial effect Effects 0.000 claims description 5
- 229940088710 antibiotic agent Drugs 0.000 claims description 5
- 239000003899 bactericide agent Substances 0.000 claims description 5
- 238000009264 composting Methods 0.000 claims description 5
- 235000012343 cottonseed oil Nutrition 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 5
- 239000004571 lime Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000000813 microbial effect Effects 0.000 claims description 5
- 239000003415 peat Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 5
- 235000015099 wheat brans Nutrition 0.000 claims description 5
- 239000010803 wood ash Substances 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 230000007226 seed germination Effects 0.000 claims description 4
- 235000020681 well water Nutrition 0.000 claims description 4
- 239000002349 well water Substances 0.000 claims description 4
- 241001391944 Commicarpus scandens Species 0.000 claims description 3
- 238000002835 absorbance Methods 0.000 claims description 3
- 238000002386 leaching Methods 0.000 claims description 3
- 239000010865 sewage Substances 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 5
- 235000019198 oils Nutrition 0.000 abstract description 5
- 210000003608 fece Anatomy 0.000 abstract description 3
- 239000010871 livestock manure Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 12
- 239000003337 fertilizer Substances 0.000 description 9
- 241000209094 Oryza Species 0.000 description 7
- 239000010903 husk Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 102000004190 Enzymes Human genes 0.000 description 4
- 108090000790 Enzymes Proteins 0.000 description 4
- 244000052616 bacterial pathogen Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 241000238631 Hexapoda Species 0.000 description 3
- 241000607479 Yersinia pestis Species 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 230000033558 biomineral tissue development Effects 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 235000013601 eggs Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000002366 mineral element Substances 0.000 description 2
- 238000009335 monocropping Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 239000010828 animal waste Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 239000010800 human waste Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010822 slaughterhouse waste Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a preparation method of an organic fertilizer, which selects a basically flat field with water source guarantee and no water accumulation as a pile bed. The crushed straws of corn and the like are uniformly laid in a layer with the width of 2.2 meters and the thickness of 20 centimeters (length is not limited). After laying, watering and prewetting are carried out, the straws are soaked uniformly by water from top to bottom to reach the water content of about 65-70%, the fermented stack can be turned when the temperature is raised to 50 ℃ from normal temperature, air can be blown to the bottom of the stack regularly for ventilation, long wood rods are used for pricking holes on the stack regularly for ventilation when necessary, and then the stack is turned when the temperature of the stack reaches above 65 ℃. The invention takes the livestock and poultry manure, the crop straws, the vegetable oil cakes after oil extraction and other easily rotten wastes as raw materials, and naturally mixes the raw materials into powder after accumulation and fermentation, thereby being convenient for fertilizing crops.
Description
Technical Field
The invention relates to the technical field of organic fertilizers, in particular to a preparation method of an organic fertilizer.
Background
The fertilizer is one of the material bases of agricultural production, and is commonly called farmyard manure, and comprises various animals, plant residues or metabolites, such as human and animal wastes, straws, animal residues, slaughter house wastes and the like. The organic fertilizer is formed by adopting physical, chemical, biological or combined treatment technologies of the three and reaching harmless standards through a certain processing technology, and meets related national standards and regulations.
In the prior art, the preparation cost of the organic fertilizer is relatively high, the fertilizer efficiency of the organic fertilizer after fertilization is not lasting, the stability is poor, the fermentation is not thorough, the maturity of the fertilizer is low, seedlings are easy to burn, the content of toxic and harmful substances such as heavy metals is high, soil-borne diseases and insect pests are easy to spread, and the odor in the fertilizer causes inconvenient application.
Disclosure of Invention
The invention aims to solve the problems in the background art and provides a preparation method of an organic fertilizer.
The invention provides a preparation method of an organic fertilizer, which comprises the following production steps:
s1: preparing materials, wherein the selected raw materials do not contain antibiotics and chemical bactericide residues, and the raw materials are as follows: crushing crop straws, squeezed vegetable oil cakes, various solid livestock and poultry excrements, rice bran powder and wheat bran, adding auxiliary materials, mixing, and adjusting the water content of the raw materials to be 60-65% and the C/N ratio to be 20-30;
s2, preparing a microbial starter, uniformly mixing 2-5 kg of corn flour with 400-800 g of Youjunkang bacteria, and uniformly scattering the corn flour mixed with Youjunkang bacteria on the surface of the straws poured with water;
s3, chopping and fermenting, and selecting a basically flat ground with water source guarantee and without water accumulation as a piling bed. The crushed straws of corn and the like are uniformly laid in a layer with the width of 2.2 meters and the thickness of 20 centimeters (length is not limited). Watering for pre-wetting after laying is finished, so that the straw is uniformly soaked by water from top to bottom, and the water content reaches about 65-70%;
s4, turning the fermented pile when the temperature is raised to 50 ℃ from normal temperature, blowing air at the bottom of the pile regularly, and if necessary, pricking holes on the pile regularly by using a long wooden stick for ventilation, and turning the pile when the temperature reaches above 65 ℃ later, wherein the fermented pile can reach a basic rotten state in 15-20 days;
the change of absorbance at nm can reflect the compost maturity. S5, index detection shows that when the straw turns brown or black brown, the straw is soft and elastic when being wet, and is crisp and easy to break when being dry, the temperature in the stack does not rise any more, and no odor (NH 3, H2, S) exists; sewage does not flow, and the leaching solution is light yellow; the water extract of the compost at different time is measured at the wavelength without breeding flies and maggots, and the water extract of the compost is detected at the wavelength 665
Preferably, in the process of S4, the fermentation is performed by aerobic fermentation, a paddle type turning machine or a rotary tooth type or forward and reverse rotation cutting turning material, and the material in the tank can move backwards during turning, and moves backwards about 2.2-3.2 meters every time the material is turned backwards.
Preferably, the auxiliary materials in the S1 process are: 14 to 15 percent of straw, 3 to 5 percent of sawdust, 12 to 14 percent of shaving residue, 5 to 10 percent of peat and 15 to 20 percent of chaff and cottonseed hull.
Preferably, in the S3 process, the water flow used for composting is well water, clean canal water or river water.
Preferably, in the S5 process, the organic fertilizer detection can adopt chemical measurement, the C/N ratio is stabilized between 19 and 21, the NH < + > -N/ON3-N ratio is between 0.4 and 0.5, the T value end point C/N/, (initial C/N) is between 0.65 and 0.68, the G1 value and the seed germination index are above 80 percent.
Preferably, the duration of the heap temperature is larger than or equal to 50 ℃ for 8-15d, and the state standard of maintaining the compost heap temperature below 55 ℃ for more than 3d or above 50 ℃ for more than 5-7d is met or exceeded.
Preferably, in the S3 process, the PH value of the fermentation pile is detected, and if the PH value is less than 5.5, lime or wood ash can be added to turn over the fermentation pile and mix, and the PH value of the fermentation pile is adjusted to 8.0-9.0.
The invention has the following beneficial effects:
1. the organic fertilizer is prepared by taking livestock and poultry excrement, crop straws, squeezed vegetable oil cakes and other easily rotten wastes as raw materials, naturally mixing the raw materials into powder after accumulation and fermentation, and is convenient for fertilizing crops, the organic fertilizer does not contain any chemical components and heavy metal elements, can protect soil, and is long in fertilizer efficiency period, environment-friendly, pollution-free and low in cost;
2. the fertilizer has high maturity, does not cause seedling burning, does not contain harmful substances such as worm eggs, germs and the like, can prevent the occurrence of plant diseases and insect pests, reduces the residual worm eggs and pathogenic bacteria in soil, and reduces continuous cropping obstacles. The use of pesticides is reduced;
3. the nitrogen content in the soil is increased, so that the microorganisms in the soil have more variety and functional diversity, the related enzyme activity of mineral element utilization is improved, and the soil enzyme activity participating in carbon mineralization of the soil is reduced.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example 1
A preparation method of an organic fertilizer comprises the following production steps:
s1: preparing materials, wherein the selected raw materials do not contain antibiotics and chemical bactericide residues, and the raw materials are as follows: crushing crop straws, oil cakes, various solid livestock and poultry excrements, rice bran powder and wheat bran, adding auxiliary materials for mixing, adjusting the water content of the raw materials to be 60 percent, and adjusting the C/N ratio to be 20, wherein the auxiliary materials are as follows: 14% of straw, 3% of wood chips, 12% of shaving residue, 5% of peat and 15% of rice husk and cottonseed husk;
s2, preparing a microbial starter, uniformly mixing 2 kg of corn flour and 400 g of Youyangkang strains, and uniformly scattering the corn flour mixed with the Youyangkang strains on the surface of the straws poured with water;
s3, chopping and fermenting, and selecting a basically flat ground with water source guarantee and without water accumulation as a piling bed. Uniformly laying crushed straws of corn and the like in a layer with the width of 2.2 meters and the length of no limit of 20 centimeters, watering for prewetting after laying is finished, uniformly soaking the straws from top to bottom by water to reach about 65 percent of water content, taking water flow used in composting as well water, detecting the pH value of a fermentation pile, adding lime or wood ash for turning over and mixing if the pH value is less than 5.5, and adjusting the pH value of the fermentation pile to 8.0;
s4, the fermentation pile can be turned when the temperature rises to 50 ℃ from normal temperature, air can be blown and ventilated at the bottom of the pile regularly, long wood rods are used for pricking holes on the pile regularly to ventilate when necessary, then the pile needs to be turned when the temperature reaches more than 65 ℃, the basic rotten state can be reached in 15-20 days, the fermentation adopts an aerobic fermentation process, a paddle type turner or a rotary tooth type or forward and reverse rotation cutting turner is adopted, the materials in the tank can move backwards when the pile is turned, the materials move backwards for about 2.2 meters every time the pile is turned, the duration time of the pile temperature being equal to or larger than 50 ℃ is 8-15d, and the standard that the temperature of the pile is kept below 55 ℃ for more than 3d or more than 50 ℃ for 5-7d in China is reached or exceeded;
the change of absorbance at nm can reflect the compost maturity. S5, index detection shows that when the straw turns brown or black brown, the straw is soft and elastic when wet, and is crisp and easy to break when dry, the temperature in the stack does not rise any more, and no odor NH3, H2, S and the like exist; sewage does not flow, and the leaching solution is light yellow; the water extract of the compost at different time is measured at the wavelength without breeding flies and maggots, and the water extract of the compost is detected at the wavelength 665
The invention takes the livestock and poultry manure, the crop straws, the vegetable oil cakes after oil extraction and other easily rotten wastes as raw materials, the raw materials are naturally mixed into powder after being piled up and fermented, so as to be convenient for fertilizing crops, the organic fertilizer does not contain any chemical components and heavy metal elements, can protect soil, has long fertilizer efficiency period, is environment-friendly and pollution-free, has low cost and high fertilizer maturity, does not cause seedling burning, does not contain harmful substances such as ova, germs and the like, can prevent the occurrence of plant diseases and insect pests, reduces the residual ova and pathogenic bacteria in the soil, and reduces continuous cropping obstacles. The use of pesticides is reduced, the nitrogen content in the soil is increased, the microorganisms in the soil have more variety and functional diversity, the related enzyme activity of mineral element utilization is favorably improved, and the activity of the soil enzyme participating in soil carbon mineralization is reduced.
Example 2
A preparation method of an organic fertilizer comprises the following production steps:
s1: preparing materials, wherein the selected raw materials do not contain antibiotics and chemical bactericide residues, and the raw materials are as follows: crushing crop straws, oil cakes, various solid livestock and poultry excrements, rice bran powder and wheat bran, adding auxiliary materials for mixing, adjusting the water content of the raw materials to 63 percent, and adjusting the C/N ratio to 25, wherein the auxiliary materials are as follows: 15% of straw, 4% of sawdust, 13% of shaving residue, 8% of peat and 17% of rice husk and cottonseed husk;
s2, preparing a microbial starter, uniformly mixing 3.5 kg of corn flour and 650 g of Youjunkang strains, and uniformly scattering the corn flour mixed with the Youjunkang strains on the surface of the straws poured with water;
s3, chopping and fermenting, and selecting a basically flat ground with water source guarantee and without water accumulation as a piling bed. Uniformly paving crushed straws of corn and the like in a layer with the width of 2.2 meters and the length of no limit of 20 centimeters, watering for prewetting after paving, uniformly soaking the straws from top to bottom by water to reach the water content of about 68%, using well water as water flow during composting, detecting the pH value of a fermentation pile, adding lime or wood ash when the pH value is less than 5.5, turning over the pile for mixing, and adjusting the pH value of the fermentation pile to 8.5;
s4, the fermentation pile can be turned when the temperature rises to 50 ℃ from normal temperature, air can be blown and ventilated at the bottom of the pile regularly, long wood rods are used for pricking holes on the pile regularly to ventilate when necessary, then the pile needs to be turned when the temperature reaches more than 65 ℃, the basic rotten state can be reached in 15-20 days, the fermentation adopts an aerobic fermentation process, a paddle type turner or a rotary tooth type or forward and reverse rotation cutting turner is adopted, the materials in the tank can move backwards when the pile is turned, the materials move backwards for about 2.2 meters every time the pile is turned, the duration time of the pile temperature being equal to or larger than 50 ℃ is 8-15d, and the standard that the temperature of the pile is kept below 55 ℃ for more than 3d or more than 50 ℃ for 5-7d in China is reached or exceeded;
and S5, index detection, wherein the organic fertilizer detection can adopt chemical measurement, the C/N ratio is stabilized at 19, the NH + -N/ON3-N ratio is 0.4, the T value end point C/N/, (the initial C/N is 0.65, the G1 value and the seed germination index is 80 percent).
Example 3
A preparation method of an organic fertilizer comprises the following production steps:
s1: preparing materials, wherein the selected raw materials do not contain antibiotics and chemical bactericide residues, and the raw materials are as follows: crushing crop straws, oil cakes, various solid livestock and poultry excrements, rice bran powder and wheat bran, adding auxiliary materials for mixing, adjusting the water content of the raw materials to 65 percent, and adjusting the C/N ratio to 30, wherein the auxiliary materials are as follows: 15% of straw, 5% of sawdust, 14% of shaving residue, 10% of peat and 20% of rice husk and cottonseed husk;
s2, preparing a microbial starter, uniformly mixing 5 kg of corn flour and 800 g of Youjunkang strains, and uniformly scattering the corn flour mixed with the Youjunkang strains on the surface of the straws poured with water;
s3, chopping and fermenting, and selecting a basically flat ground with water source guarantee and without water accumulation as a piling bed. Uniformly paving crushed straws of corn and the like in a layer with the width of 2.2 meters and the length of no limit of 20 centimeters, watering for prewetting after paving, uniformly soaking the straws from top to bottom by water to reach the water content of about 70, using clean ditch water or river water as water flow during composting, detecting the pH value of a fermentation pile, adding lime or wood ash when the pH value is less than 5.5, turning over the pile for mixing, and adjusting the pH value of the fermentation pile to 9.0;
s4, the fermentation pile can be turned when the temperature rises to 50 ℃ from normal temperature, air can be blown and ventilated at the bottom of the pile regularly, long wood rods are used for pricking holes on the pile regularly to ventilate when necessary, then the pile needs to be turned when the temperature reaches more than 65 ℃, the basic rotten state can be reached in 15-20 days, the fermentation adopts an aerobic fermentation process, a paddle type turner or a rotary tooth type or forward and reverse rotation cutting turner is adopted, the materials in the tank can move backwards when the pile is turned, the materials move backwards for about 2.2 meters every time the pile is turned, the duration time of the pile temperature being equal to or larger than 50 ℃ is 8-15d, and the standard that the temperature of the pile is kept below 55 ℃ for more than 3d or more than 50 ℃ for 5-7d in China is reached or exceeded;
and S5, index detection, wherein the organic fertilizer detection can adopt chemical measurement, the C/N ratio is stable to 21, the NH < + > -N/ON3-N ratio is 0.5, the T value end point C/N/, (the initial C/N is 0.68, the G1 value and the seed germination index is 85 percent).
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The preparation method of the organic fertilizer is characterized by comprising the following production steps:
s1, preparing materials, wherein the selected raw materials do not contain antibiotics and chemical bactericide residues, and the raw materials are: crushing crop straws, squeezed vegetable oil cakes, various solid livestock and poultry excrements, rice bran powder and wheat bran, adding auxiliary materials, mixing, and adjusting the water content of the raw materials to be 60-65% and the C/N ratio to be 20-30;
s2: preparing a microbial starter, uniformly mixing 2-5 kg of corn flour with 400-plus 800 g of Youjunkang strains, and uniformly scattering the corn flour mixed with the Youjunkang strains on the surface of the straws poured with water;
s3: building and fermenting, and selecting a basically flat field with water source guarantee and without water accumulation as a piling bed; uniformly laying crushed straws of corn and the like in a layer with the width of 2.2 meters and the thickness of 20 centimeters (length is not limited); watering for pre-wetting after laying is finished, so that the straw is uniformly soaked by water from top to bottom, and the water content reaches about 65-70%;
s4: the fermented heap can be turned when the temperature is raised to 50 ℃ from normal temperature, air can be blown to the bottom of the heap regularly for ventilation, long wood rods are used for pricking holes on the heap body regularly for ventilation when necessary, and the heap needs to be turned when the temperature reaches above 65 ℃ later, and the basically rotten state can be achieved in 15-20 days;
s5: index detection shows that when the straws are turned into brown or black brown, the straws are soft and elastic when being held by hands, and are crisp and easy to break when being dried, the temperature in the stack is not increased any more, and no odor (NH 3, H2, S) exists; sewage does not flow, and the leaching solution is light yellow; the method does not breed flies and maggots, measures the wavelength of the water extract of the compost at different time, and can reflect the compost maturity by detecting the absorbance change of the compost extract under the wavelength of 665 nm.
2. the method for preparing organic fertilizer as claimed in claim 1, wherein in the S4 process, the fermentation is carried out by aerobic fermentation process, paddle type turning machine or rotary tooth type or forward and backward rotation cutting turning material, which can move the material in the tank backward for about 2.2-3.2 m each time.
3. The preparation method of the organic fertilizer as claimed in claim 1, wherein the auxiliary materials in the S1 process are as follows: 14 to 15 percent of straw, 3 to 5 percent of sawdust, 12 to 14 percent of shaving residue, 5 to 10 percent of peat and 15 to 20 percent of chaff and cottonseed hull.
4. The method for preparing organic fertilizer as claimed in claim 1, wherein the water flow used in composting in the S3 process is well water, clean ditch water or river water.
5. The method for preparing organic fertilizer as claimed in claim 1, wherein in the process of S5, organic fertilizer detection can be performed by chemical measurement, C/N ratio is stabilized between 19-21, NH + -N/ON3-N ratio is between 0.4-0.5, T value end point C/N/, (initial C/N) is between 0.65-0.68, G1 value, and seed germination index is above 80%.
6. The method for preparing the organic fertilizer according to claim 1, wherein the duration of the heap temperature of not less than 50 ℃ is 8-15 days, and meets or exceeds the national standard of maintaining the temperature of a compost heap below 55 ℃ for more than 3 days or maintaining the temperature of the compost heap above 50 ℃ for more than 5-7 days.
7. The method for preparing the organic fertilizer as claimed in claim 1, wherein in the step of S3, the PH value of the fermentation pile is detected, and if the PH value is less than 5.5, lime or wood ash can be added and mixed by turning over the pile, and the PH value of the fermentation pile is adjusted to 8.0-9.0.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112125734A (en) * | 2020-09-27 | 2020-12-25 | 归尚(上海)新能源科技有限公司 | Organic fertilizer production method |
| CN115322026A (en) * | 2022-09-13 | 2022-11-11 | 湖南财政经济学院 | Organic fertilizer crushing, stirring and fermenting process |
| CN115417700A (en) * | 2022-09-22 | 2022-12-02 | 安徽尘缘节能环保科技有限公司 | Production process for preparing amino acid compound fertilizer from water-blooming cyanobacteria and straw |
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| CN105272454A (en) * | 2015-10-12 | 2016-01-27 | 上海易盒生态科技有限公司 | Straw compost, preparation method and application thereof |
| CN109265212A (en) * | 2018-11-14 | 2019-01-25 | 北京市土肥工作站 | A kind of cow dung and fruit and vegetable straw compost method |
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2019
- 2019-12-11 CN CN201911263471.0A patent/CN110759762A/en active Pending
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| CN102887750A (en) * | 2012-10-31 | 2013-01-23 | 青岛嘉禾丰肥业有限公司 | Method for preparing organic fertilizer by fermenting rapeseed cakes |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112125734A (en) * | 2020-09-27 | 2020-12-25 | 归尚(上海)新能源科技有限公司 | Organic fertilizer production method |
| CN115322026A (en) * | 2022-09-13 | 2022-11-11 | 湖南财政经济学院 | Organic fertilizer crushing, stirring and fermenting process |
| CN115417700A (en) * | 2022-09-22 | 2022-12-02 | 安徽尘缘节能环保科技有限公司 | Production process for preparing amino acid compound fertilizer from water-blooming cyanobacteria and straw |
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