CN110818509A - High-bacteria organic fertilizer for promoting crop root growth and application thereof - Google Patents
High-bacteria organic fertilizer for promoting crop root growth and application thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
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Abstract
The invention provides a high-bacteria organic fertilizer for promoting the growth of crop roots and application thereof. The organic fertilizer comprises the following raw material components: the feed comprises, by weight, 15-20 parts of mushroom dregs, 6-10 parts of eggshells, 12-16 parts of vinegar dregs, 6-9 parts of green tea dregs, 10-14 parts of rice bran, 5-8 parts of amino acid, 8-12 parts of humic acid, 8-15 parts of oil cake, 0.5-1 part of fermentation fungicide and 4-6 parts of auxiliary materials. The invention also provides application of the high-bacteria organic fertilizer, which can be well used for promoting the growth of crop roots. The organic fertilizer has the advantages of small volume weight, large porosity and good air permeability, and has high organic matter content, high decomposition degree and low toxicity; and the content of active bacteria is as high as 5-10 hundred million/g, and the microbial fertilizer can be used as a good biological fertilizer. On the other hand, the invention is mainly prepared by fermenting plant raw materials, does not contain heavy metal, does not use livestock and poultry manure, and has more green and environment-friendly formula.
Description
Technical Field
The invention belongs to the technical field of organic fertilizer preparation, and particularly relates to a high-bacteria organic fertilizer for promoting crop root growth.
Background
The mushroom dregs are the residual culture medium waste after the cultivation of edible mushrooms, and the main components comprise cellulose, lignin, hemicellulose, mycoprotein, vitamins, mineral elements and the like. China is a large country for producing edible fungi, a large amount of fungi residues are generated after the edible fungi are harvested every year, the fungi residues are generally discarded or burnt as wastes, and then the fungi residues are used for preparing fertilizers.
At present, research reports on the production of organic fertilizer by fermenting mushroom dregs serving as raw materials exist, and the treatment mode can realize harmless treatment and resource utilization of mushroom dregs and achieve the purposes of changing waste into valuable and protecting the environment. However, the current method of tank fermentation using mushroom dregs has too many sections of fermentation tank, each section must be strictly controlled in time, temperature and water content, and the production process is complicated. The organic fertilizer produced by using the fungus residues at present has large volume weight, small porosity and air permeability, and on the other hand, the organic matter content in the fertilizer is generally low, the rotten degree is low, the toxicity of the fertilizer is high, the number of viable bacteria is generally not contained or the content of the viable bacteria is low, so that the characteristics of the biological organic fertilizer cannot be effectively exerted.
On the other hand, the existing organic fertilizer acts on plants, and besides providing a fertilizer to promote the growth of the plants, the improvement of the growth level of the root systems of the crops is not obvious, so that an organic fertilizer product capable of promoting the growth of the root systems of the crops can be provided, and the technical problem to be solved urgently is solved.
Disclosure of Invention
The invention aims to solve the technical problems and provides a high-bacteria organic fertilizer for promoting the growth of crop roots and application thereof. The organic fertilizer provided by the invention has the advantages of high viable bacteria content, high organic matter content in the fertilizer, high decomposition degree and low fertilizer toxicity, and well overcomes the defects of the existing organic fertilizer.
One of the purposes of the invention is to provide a high-bacteria organic fertilizer for promoting the growth of crop roots, which adopts the following technical scheme:
a high-bacteria organic fertilizer for promoting the growth of crop roots comprises the following raw material components: the feed comprises, by weight, 15-20 parts of mushroom dregs, 6-10 parts of eggshells, 12-16 parts of vinegar dregs, 6-9 parts of green tea dregs, 10-14 parts of rice bran, 5-8 parts of amino acid, 8-12 parts of humic acid, 8-15 parts of oil cake, 0.5-1 part of fermentation fungicide and 4-6 parts of auxiliary materials.
Preferably, the organic fertilizer comprises the following raw material components: the feed comprises, by weight, 18 parts of mushroom dregs, 8 parts of eggshells, 14 parts of vinegar residues, 8 parts of green tea residues, 12 parts of rice bran, 7 parts of amino acid, 10 parts of humic acid, 12 parts of oil cake, 0.8 part of fermentation fungicide and 5 parts of auxiliary materials.
Further, the fermentation microbial inoculum is a composite microbial fermentation strain of more than two of bacillus subtilis, bacillus licheniformis, bacillus megaterium, bacillus mucilaginosus, bacillus laterosporus, bacillus amyloliquefaciens, lactic acid bacteria and saccharomycetes, and the content of the composite microbial fermentation strain is 5-10 hundred million/g.
Further, the auxiliary materials comprise flue dust and a regulator, and the mass ratio of the flue dust to the regulator in the auxiliary materials is 1: 1-2.
Further, the regulator is a water retention agent and a nutrient regulator.
The organic fertilizer prepared by the formula has the characteristics of small volume weight and large porosity, and the volume weight is as follows: 0.3g/cm3The porosity of the vent: 27 percent, and compared with the standard of the similar powdery organic fertilizer, the organic fertilizer has light specific gravity, fluffiness and good air permeability. The organic fertilizer of the invention has an organic matter wet basis of more than or equal to 45 percent, a water content of less than or equal to 30 percent and an organic matter dry basis of more than or equal to 60 percent. The organic fertilizer can effectively increase the organic matter content of soil, improve the granular structure of the soil, has high organic matter content, can reduce the using amount compared with the common organic fertilizer, and reduces the fertilizing cost.
The organic fertilizer provided by the invention also has the advantages of high decomposition degree and low toxicity. The seed germination test is the most direct and simple method for evaluating the toxicity of compost plants, and the result of the seed germination test of the organic fertilizer obtained by the invention is as follows: the germination rate is more than or equal to 95 percent, and the germination index is more than or equal to 85 percent, which shows that the organic fertilizer product has high decomposition degree, low toxicity and good safety performance.
On the other hand, the invention is mainly prepared by fermenting plant raw materials, does not contain heavy metal, does not use livestock and poultry manure, avoids the hazards of heavy metal, roundworm eggs and faecal coliform from the source, and has more green and environment-friendly formula.
The invention also aims to provide a method for preparing the high-bacteria organic fertilizer for promoting the growth of crop roots, which comprises the following steps:
(1) preparation of fermentation raw materials: mixing the raw materials at a certain ratio, adjusting C/N ratio to 25-28, and volume weight to 0.4-0.8g/cm3The total nutrient content is 7.5-8.5%, and the water content of the fermentation raw material is 50-55%;
(2) performing stack fermentation: piling the fermentation raw materials obtained in the step (1) into stacked strips, and setting the height of the stacked strips to be 1.5-2.0 m and the width to be 3.5-4.0 m; when the internal temperature of the stacked strips rises to above 60 ℃ and is kept for 48-72 hours, turning over the stacked strips, keeping the internal temperature of the stacked strips between 60 ℃ and 65 ℃ for more than 10 days, and carrying out stack fermentation for 15-20 days;
(3) primary screening: when the temperature of the stacking strip is continuously kept below 60 ℃ and the water content of the material is below 45%, the material is sieved for the first time;
(4) aging and fertilizer conservation: setting the height of the stacking strips to be 1.0-1.5 m, the width to be 2.5-3.0 m and the water content of the materials to be 35-40%; when the internal temperature of the stacked strips is reduced to below 55 ℃ and lasts for 2-3 days, aging is carried out, and the aging and fertilizer conservation lasts for more than 20 days;
(5) secondary screening: and when the internal temperature of the stacking strip is continuously kept below 50 ℃ and the water content of the material is below 30%, screening the material for the second time, returning unqualified materials to the previous process for treatment, and packaging and warehousing the qualified materials after inspection.
Through the preparation process, the qualified organic fertilizer product can be obtained, and the requirement specified by NY884-2012 standard is well met.
Further, in the stack fermentation period in the step (2), the materials are turned and thrown once every 3-5 days by a plate turning machine, aeration and oxygen supply are adjusted according to temperature change so as to provide oxygen, raise temperature, ferment, become thoroughly decomposed and dissipate heat, so that the materials are uniformly fermented, and if the materials are over-dry in fermentation, water is sprayed in time during turning, so that smooth fermentation is ensured.
Furthermore, the mixture is turned and thrown once every 3 to 5 days during the aging period in the step (4), so that oxygen supply and temperature reduction of after-ripening fermentation are ensured.
Further, the granularity of the primary screening is 10 mm.
Further, the granularity of the secondary screening is 2mm screening.
The invention also provides application of the high-bacteria organic fertilizer for promoting the root growth of crops, wherein the organic fertilizer is applied to the roots of the crops, and the application amount is 30-50 kg/mu.
Compared with the prior art, the invention has the following beneficial effects:
(1) the organic fertilizer prepared by the invention has the advantages of small volume weight, large porosity and good air permeability, and has high organic matter content and high active bacteria content;
(2) the organic fertilizer prepared by the invention also has the advantages of high decomposition degree and low toxicity, and the seed germination test result is as follows: the germination rate is more than or equal to 95 percent, and the germination index is more than or equal to 85 percent, which shows that the organic fertilizer product has high decomposition degree, low toxicity and good safety performance;
(3) the organic fertilizer prepared by the invention can obviously promote the growth of crop roots and has good effect on the expansion growth of crops;
(4) the invention is mainly prepared by fermenting plant raw materials, does not contain heavy metal, does not use livestock and poultry manure, avoids the hazards of heavy metal, roundworm eggs and manure coliform bacteria from the source, and has more green and environment-friendly formula.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is described in detail below with reference to the following embodiments, and it should be noted that the following embodiments are only for explaining and illustrating the present invention and are not intended to limit the present invention. The invention is not limited to the embodiments described above, but rather, may be modified within the scope of the invention.
Example 1
A high-bacteria organic fertilizer for promoting the growth of crop roots comprises the following raw material components: the raw materials include, by weight, 15 parts of mushroom dregs (solid waste left after mushroom cultivation, the same below), 6 parts of eggshells, 12 parts of vinegar dregs (residue left after vinegar manufacturing, the same below), 6 parts of green tea dregs, 10 parts of rice bran, 5 parts of amino acids (tryptophan: proline: 1:2), 8 parts of humic acid, 8 parts of oil cake, 0.5 part of fermentation inoculum, and 4 parts of auxiliary materials. The fermentation inoculum is a mixture of bacillus licheniformis, bacillus megatherium and bacillus mucilaginosus according to the mass ratio of 1:2:1, the bacteria content is 5 hundred million/g, the fermentation inoculum is commercially available, the auxiliary materials are flue dust and a regulator (mass ratio of 1:1), and the regulator is a water retention agent and a nutrient regulator (mass ratio of 1: 2).
The preparation method of the high-bacteria organic fertilizer for promoting the growth of crop roots comprises the following steps:
(1) preparation of fermentation raw materials: mixing the above raw materials at a ratio of C/N of 25 and a volume weight of 0.4g/cm3The total nutrient content is 7.5 percent, and the water content of the fermentation raw material is 50 percent;
(2) performing stack fermentation: stacking the fermentation raw materials obtained in the step (1) into a stack strip, and setting the height of the stack strip to be 1.5 meters and the width of the stack strip to be 3.5 meters; when the temperature in the stack is raised to above 60 ℃ and kept for 48 hours, the stack is turned over, the temperature of the stack body is kept between 60 ℃ for more than 10 days, and the time of stack type fermentation is 15 days; turning over and throwing once every 3 days by a plate turning machine during stack fermentation, adjusting aeration and oxygen supply according to temperature change to provide oxygen, raise temperature, ferment, become thoroughly decomposed and radiate heat, so that the materials are uniformly fermented, and spraying moisture in time during turning over if the materials are too dry during fermentation to ensure smooth fermentation;
(3) primary screening: when the temperature in the stacking strip is continuously kept below 60 ℃ and the water content of the material is below 45%, the material is sieved for the first time; the granularity of the primary screening is 10 mm;
(4) aging and fertilizer conservation: setting the height of the stacking strip to be 1.0 meter, the width to be 2.5 meters and the water content of the material to be 35 percent; when the internal temperature of the stacked strips is reduced to below 55 ℃ and lasts for 2 days, aging is carried out, and the aging and fertilizer conservation lasts for more than 20 days; turning and throwing once every 3 days during the aging period to ensure the oxygen supply and temperature reduction of the after-ripening fermentation;
(5) secondary screening: when the temperature in the stacking strip is continuously kept below 50 ℃ and the water content of the material is below 30%, performing secondary screening on the material, wherein the granularity of the secondary screening is 2 mm; returning unqualified materials to the previous process for processing, and packaging qualified materials for warehousing after inspection and qualification.
Example 2
A high-bacteria organic fertilizer for promoting the growth of crop roots comprises the following raw material components: the feed comprises, by weight, 20 parts of mushroom dregs, 10 parts of eggshells, 16 parts of vinegar residues, 9 parts of green tea residues, 14 parts of rice bran, 8 parts of amino acid (leucine: proline: 2:3), 12 parts of humic acid, 15 parts of oil cake, 1 part of fermentation fungicide and 6 parts of auxiliary materials. The fermentation inoculum is a mixture of bacillus megatherium, bacillus mucilaginosus and bacillus brevis in a mass ratio of 2:1:3, the bacteria content is 10 hundred million/g, the auxiliary materials are flue dust and a regulator (in a mass ratio of 1:1), and the regulator is a water-retaining agent and a nutrient regulator (in a mass ratio of 1: 2).
The preparation method of the high-bacteria organic fertilizer for promoting the growth of crop roots comprises the following steps:
(1) preparation of fermentation raw materials: mixing the above raw materials at a ratio of C/N28 and a volume weight of 0.8g/cm3The total nutrient content is 8.5 percent, and the water content of the fermentation raw material is 55 percent;
(2) performing stack fermentation: stacking the fermentation raw materials obtained in the step (1) into a stack strip, and setting the height of the stack strip to be 2.0 meters and the width of the stack strip to be 4.0 meters; when the internal temperature of the stack is raised to above 60 ℃ and kept for 72 hours, the stack is turned, the internal temperature of the stack is kept at 65 ℃ for more than 10 days, and the time of stack type fermentation is 20 days; turning over and throwing once every 5 days by a plate turning machine during stack fermentation, adjusting aeration and oxygen supply according to temperature change to provide oxygen, raise temperature, ferment, become thoroughly decomposed and radiate heat, so that the materials are uniformly fermented, and spraying moisture in time during turning over if the materials are too dry during fermentation to ensure smooth fermentation;
(3) primary screening: when the temperature in the stacking strip is continuously kept below 60 ℃ and the water content of the material is below 45%, the material is sieved for the first time; the granularity of the primary screening is 10 mm;
(4) aging and fertilizer conservation: setting the height of the stacking strip to be 1.5 meters, the width to be 3.0 meters and the water content of the material to be 40 percent; when the internal temperature of the stacked strips is reduced to below 55 ℃ and lasts for 3 days, aging is carried out, and the aging and fertilizer conservation lasts for more than 20 days; turning and throwing once every 5 days during the aging period to ensure the oxygen supply and temperature reduction of the after-ripening fermentation;
(5) secondary screening: when the temperature in the stacking strip is continuously kept below 50 ℃ and the water content of the material is below 30%, performing secondary screening on the material, wherein the granularity of the secondary screening is 2 mm; returning unqualified materials to the previous process for processing, and packaging qualified materials for warehousing after inspection and qualification.
Example 3
A high-bacteria organic fertilizer for promoting the growth of crop roots comprises the following raw material components: the feed comprises, by weight, 18 parts of mushroom dregs, 8 parts of eggshells, 14 parts of vinegar residues, 8 parts of green tea residues, 12 parts of rice bran, 7 parts of amino acid (tryptophan: aspartic acid: 4:3), 10 parts of humic acid, 12 parts of oil cake, 0.8 part of a fermentation microbial inoculum and 5 parts of auxiliary materials. The fermentation inoculum is a mixture of bacillus subtilis, brevibacillus laterosporus and yeast in a mass ratio of 2:2:3, the bacteria content is 8 hundred million/g, the auxiliary materials are flue dust and a regulator (in a mass ratio of 1:1), and the regulator is a water retention agent and a nutrient regulator (in a mass ratio of 1: 2).
The preparation method of the high-bacteria organic fertilizer for promoting the growth of crop roots comprises the following steps:
(1) preparation of fermentation raw materials: mixing the above raw materials at a ratio of C/N26 and a volume weight of 0.6g/cm3The total nutrient content is 8.0 percent, and the water content of the fermentation raw material is 52 percent;
(2) performing stack fermentation: stacking the fermentation raw materials obtained in the step (1) into a stack, and setting the height of the stack to be 1.8 meters and the width of the stack to be 3.6 meters; when the internal temperature of the stack strips is raised to be above 60 ℃ and kept for 60 hours, the stack is turned, the stack temperature is maintained to be above 62 ℃ for 10 days, and the time of stack type fermentation is 18 days; turning over and throwing once every 4 days by a plate turning machine during stack fermentation, adjusting aeration and oxygen supply according to temperature change to provide oxygen, raise temperature, ferment, become thoroughly decomposed and radiate heat, so that the materials are uniformly fermented, and spraying moisture in time during turning over if the materials are too dry during fermentation to ensure smooth fermentation;
(3) primary screening: when the temperature in the stacking strip is continuously kept below 60 ℃ and the water content of the material is below 45%, the material is sieved for the first time; the granularity of the primary screening is 10 mm;
(4) aging and fertilizer conservation: setting the height of the stacking strip to be 1.2 meters, the width to be 2.6 meters and the water content of the material to be 38 percent; when the internal temperature of the stacked strips is reduced to below 55 ℃ and lasts for 2 days, aging is carried out, and the aging and fertilizer conservation lasts for more than 20 days; turning and throwing once every 4 days during the aging period to ensure the oxygen supply and temperature reduction of the after-ripening fermentation;
(5) secondary screening: when the temperature in the stacking strip is continuously kept below 50 ℃ and the water content of the material is below 30%, performing secondary screening on the material, wherein the granularity of the secondary screening is 2 mm; returning unqualified materials to the previous process for processing, and packaging qualified materials for warehousing after inspection and qualification.
Experimental example 1
The organic fertilizer prepared in the embodiments 1-3 of the invention is subjected to product performance detection, the detection standard is detected according to NY525-2012 organic fertilizer, and the appearance detection is visual and hand feeling detection. The detection indexes are shown in the following table 1:
TABLE 1
| Item | Index requirement |
| Mass fraction (dry basis) of organic matter | ≥40.0 |
| Humic acid mass fraction (on dry basis)% | ≥5.0 |
| Effective viable count (hundred million/gram) | ≥0.2 |
| Mass fraction of water (free ions)% | ≤30.0 |
| pH value | 6.0-7.0 |
| Fineness (passing through 2.0mm standard sieve)% | ≥60 |
| Volume weight (g/cm in dry basis)3 | 0.20-0.60 |
| Porosity of air flow% | ≥15 |
| Total degree of voidage% | ≥40 |
| Germination index of seeds% | ≥65 |
| Total arsenic (As) (on a dried basis) mg/kg | ≤15 |
| Total mercury (Hg) (on a dried basis) mg/kg | ≤2 |
| Total lead (Pb) (on a dry basis) mg/kg | ≤50 |
| Total cadmium (Cd) (on a dried basis) mg/kg | ≤3 |
| Large intestineNumber of Bacillus colonies, number/g | ≤100 |
| Death rate of ascarid eggs | ≥95％ |
| Total chromium (Cr) (on a dried basis) mg/kg | ≤150 |
The above tests show that the present invention well meets the above criteria. The organic fertilizers prepared by the above embodiments 1-3 of the invention all have the characteristics of small volume weight and large porosity, and the volume weight is as follows: 0.2-0.3g/cm3The porosity of the vent: 27-30%, and compared with the standard of similar powdery organic fertilizer, the organic fertilizer has light specific gravity, fluffy property and good air permeability. The organic matter wet basis is more than or equal to 45 percent, the water content is less than or equal to 30 percent, and the organic matter dry basis is more than or equal to 60 percent. The organic fertilizer can effectively increase the organic matter content of soil, improve the granular structure of the soil, has high organic matter content, can reduce the using amount compared with the common organic fertilizer, and reduces the fertilizing cost. On the other hand, the organic fertilizer has high active bacteria content, the effective viable count is as high as 5-10 hundred million/g, and the organic fertilizer can be well used as a biological fertilizer.
The organic fertilizer provided by the invention also has the advantages of high decomposition degree and low toxicity. The seed germination test is the most direct and simple method for evaluating the toxicity of compost plants, and the result of the seed germination test of the organic fertilizer obtained by the invention is as follows: the germination rate is more than or equal to 95 percent, and the germination index is more than or equal to 85 percent, which shows that the organic fertilizer product has high decomposition degree, low toxicity and good safety performance.
Experimental example 2
The high-bacteria organic fertilizer prepared in the example 1 is used for promoting the root growth of cotton, and is applied to the roots of cotton seedlings at the application amount of 30 kg/mu. When the cotton seedlings are spread, the plant height of the cotton seedlings is 80cm, the number of root systems is 20 (counted by the length of more than 3 cm), and after the cotton seedlings are spread for one month, the number of the root systems of the cotton seedlings is counted again to reach 50. The average length of the root system of the cotton seedling is counted before and after one month, and the average length of the root system is increased by 200 percent, which shows that the high-bacteria organic fertilizer has the characteristic of well promoting the growth of the root system of the crop.
Claims (10)
1. The high-bacteria organic fertilizer for promoting the growth of crop roots is characterized by comprising the following raw material components: the feed comprises, by weight, 15-20 parts of mushroom dregs, 6-10 parts of eggshells, 12-16 parts of vinegar dregs, 6-9 parts of green tea dregs, 10-14 parts of rice bran, 5-8 parts of amino acid, 8-12 parts of humic acid, 8-15 parts of oil cake, 0.5-1 part of fermentation fungicide and 4-6 parts of auxiliary materials.
2. The high-bacteria organic fertilizer for promoting root growth of crops as claimed in claim 1, which is characterized by comprising the following raw material components: the feed comprises, by weight, 18 parts of mushroom dregs, 8 parts of eggshells, 14 parts of vinegar residues, 8 parts of green tea residues, 12 parts of rice bran, 7 parts of amino acid, 10 parts of humic acid, 12 parts of oil cake, 0.8 part of fermentation fungicide and 5 parts of auxiliary materials.
3. The high-bacteria organic fertilizer for promoting the root growth of crops as claimed in claim 1, wherein the fermentation microbial agent is a composite microbial fermentation bacteria of more than two of bacillus subtilis, bacillus licheniformis, bacillus megaterium, bacillus mucilaginosus, bacillus laterosporus, bacillus amyloliquefaciens, lactic acid bacteria and yeast, and the content of the composite microbial fermentation bacteria is 5 to 10 hundred million/g.
4. The high-bacteria organic fertilizer for promoting crop root growth according to claim 1, wherein the auxiliary material comprises flue ash and a regulator, and the mass ratio of the flue ash to the regulator in the auxiliary material is 1: 1-2.
5. The high-bacteria organic fertilizer for promoting the root growth of crops as claimed in claim 4, wherein the regulator is a water-retaining agent and a nutrient regulator.
6. A method for preparing a high-bacteria organic fertilizer for promoting the root growth of crops as defined in any one of claims 1 to 5, which comprises the following steps:
(1) preparation of fermentation raw materials: mixing the raw materials at a certain ratio, adjusting C/N ratio to 25-28, and volume weight to 0.4-0.8g/cm3The total nutrient content is 7.5-8.5%, and the water content of the fermentation raw material is 50-55%;
(2) performing stack fermentation: piling the fermentation raw materials obtained in the step (1) into stacked strips, and setting the height of the stacked strips to be 1.5-2.0 m and the width to be 3.5-4.0 m; when the internal temperature of the stacked strips rises to above 60 ℃ and is kept for 48-72 hours, turning over the stacked strips, keeping the internal temperature of the stacked strips between 60 ℃ and 65 ℃ for more than 10 days, and carrying out stack fermentation for 15-20 days;
(3) primary screening: when the temperature of the stacking strip is continuously kept below 60 ℃ and the water content of the material is below 45%, the material is sieved for the first time;
(4) aging and fertilizer conservation: setting the height of the stacking strips to be 1.0-1.5 m, the width to be 2.5-3.0 m and the water content of the materials to be 35-40%; when the internal temperature of the stacked strips is reduced to below 55 ℃ and lasts for 2-3 days, aging is carried out, and the aging and fertilizer conservation lasts for more than 20 days;
(5) secondary screening: and when the internal temperature of the stacking strip is continuously kept below 50 ℃ and the water content of the material is below 30%, screening the material for the second time, returning unqualified materials to the previous process for treatment, and packaging and warehousing the qualified materials after inspection.
7. The method as claimed in claim 6, wherein the stack fermentation in step (2) is performed by turning over the material once every 3-5 days, aeration and oxygen supply are adjusted according to temperature variation to provide oxygen, raise temperature, ferment, decompose and dissipate heat, so that the material is fermented uniformly, and if the material is over-dried during fermentation, water is sprayed in time during turning over to ensure smooth fermentation.
8. The method as claimed in claim 6, wherein the turning and throwing are carried out once every 3-5 days during the aging period in the step (4) to ensure that the after-ripening fermentation is supplied with oxygen and cooled.
9. The method of claim 6, wherein the primary screen has a particle size of 10mm screen and the secondary screen has a particle size of 2mm screen.
10. The application of the high-bacteria organic fertilizer as claimed in any one of claims 1 to 5 for promoting the root growth of crops, characterized in that the organic fertilizer is applied to the roots of the crops in an amount of 30 to 50 kg/mu.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111499435A (en) * | 2020-04-24 | 2020-08-07 | 大理洱海生物肥业有限公司 | Special solid organic fertilizer for tobacco and preparation method thereof |
| CN112358353A (en) * | 2020-11-26 | 2021-02-12 | 西双版纳旺仓农业科技有限公司 | Special organic fertilizer for tea trees |
| CN112778050A (en) * | 2021-02-08 | 2021-05-11 | 创想未来生物工程(北京)有限公司 | Root-promoting microbial agent and preparation method thereof |
| JP7134533B1 (en) | 2022-01-17 | 2022-09-12 | 純一 北ノ坊 | low density soil |
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| CN111499435A (en) * | 2020-04-24 | 2020-08-07 | 大理洱海生物肥业有限公司 | Special solid organic fertilizer for tobacco and preparation method thereof |
| CN112358353A (en) * | 2020-11-26 | 2021-02-12 | 西双版纳旺仓农业科技有限公司 | Special organic fertilizer for tea trees |
| CN112778050A (en) * | 2021-02-08 | 2021-05-11 | 创想未来生物工程(北京)有限公司 | Root-promoting microbial agent and preparation method thereof |
| JP7134533B1 (en) | 2022-01-17 | 2022-09-12 | 純一 北ノ坊 | low density soil |
| JP7195679B1 (en) | 2022-01-17 | 2022-12-26 | 純一 北ノ坊 | Method for producing low-density matured soil, method for regenerating low-density matured soil, regeneration device, and method for using low-density matured soil |
| JP2023104817A (en) * | 2022-01-17 | 2023-07-28 | 純一 北ノ坊 | low density soil |
| JP2023104850A (en) * | 2022-01-17 | 2023-07-28 | 純一 北ノ坊 | Low density ripened soil manufacturing method, low density ripened soil regeneration method, regeneration device and low density ripened soil utilization method |
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