CN111635273A - Soil fertilizer for improving soil activity and production method thereof - Google Patents
Soil fertilizer for improving soil activity and production method thereof Download PDFInfo
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- CN111635273A CN111635273A CN202010409633.3A CN202010409633A CN111635273A CN 111635273 A CN111635273 A CN 111635273A CN 202010409633 A CN202010409633 A CN 202010409633A CN 111635273 A CN111635273 A CN 111635273A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
- C05B1/02—Superphosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/20—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2101/00—Agricultural use
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Pest Control & Pesticides (AREA)
- Engineering & Computer Science (AREA)
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- Health & Medical Sciences (AREA)
- Tropical Medicine & Parasitology (AREA)
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Abstract
The invention discloses a soil fertilizer for improving soil activity and a production method thereof, in particular to the technical field of agriculture, the raw materials (by weight portion) include 30-40 portions of straw, 30-40 portions of livestock and poultry manure, 20-40 portions of sludge, 20-40 portions of dregs, 20-50 portions of cake, 3-7 portions of urea, 2-4 portions of sodium nitrate, 1-5 portions of calcium superphosphate, 2-6 portions of potassium chloride, 2-6 portions of potassium sulfate, 1-5 portions of plant ash, 1-2 portions of limestone powder, 2-4 portions of magnesium sulfate, 2-4 portions of borax, 0.5-1 portion of azotobacter chroococcum, 0.5-1 portion of beauveria bassiana, 6-10 portions of chlorella extract, 4-10 portions of kaolin and 1-3 portions of sulfate reducing bacteria. The invention is beneficial to promoting the growth of crops, enhances the absorption of other nutrient substances, has quick and long fertilizer effect, has the positive effects of improving the soil property, having continuous infectivity on pests, absorbing and reducing the heavy metal content in the soil environment, is nontoxic and harmless, and can not cause pollution to the environment.
Description
Technical Field
The embodiment of the invention relates to the technical field of agriculture, in particular to a soil fertilizer for improving soil activity and a production method thereof.
Background
Soil is a loose layer of substance on the earth surface, which is composed of various granular mineral substances, organic substances, water, air, microorganisms and the like, and can grow plants, and the soil is composed of mineral substances formed by weathering rocks, organic substances generated by decomposition of animals and plants and microorganism residues, soil organisms (solid-phase substances), water (liquid-phase substances), air (gas-phase substances), oxidized humus and the like. The solid substances comprise soil mineral substances, organic matters, nutrients obtained by light irradiation bacteriostasis and sterilization of microorganisms and the like. Liquid substances are primarily soil moisture. The gas is air present in the pores of the soil. The three types of substances in the soil form a contradictory unity. They are interconnected and restricted to provide necessary living conditions for crops, and are the material basis of soil fertility.
The soil improvement refers to a series of technical measures for removing or preventing adverse factors influencing crop growth and causing soil degradation and the like, improving soil properties and soil fertility and creating good soil environmental conditions for crops by applying theories and technologies of multiple subjects of soil science, biology, ecology and the like, and the soil chemical improvement is one of basic measures for soil improvement, such as soil fertilizer application, various soil improvement agents and the like for improving soil fertility, improving soil structure, eliminating soil pollution and the like.
The soil improvement is realized by singly applying the organic fertilizer, the fertilizer efficiency is slow, the fertilizer efficiency period is long, and the singly applying the inorganic fertilizer has the advantages of fast fertilizer efficiency, single nutrient element and short lasting period, so the soil fertilizer for improving the soil activity and the production method thereof are needed.
Disclosure of Invention
Therefore, the embodiment of the invention provides a soil fertilizer for improving soil activity and a production method thereof, which are beneficial to supplement trace elements such as nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, boron and the like in soil, promote the growth and development of crops, enhance the absorption of other nutrient substances, have quick and long fertilizer effect, improve the soil property, improve the yield of crops, have the positive effects of continuous infectivity on pests, absorption and reduction of the heavy metal content in the soil environment, are nontoxic and harmless, cannot cause pollution to the environment, and are safe and reliable.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: a soil fertilizer for improving soil activity comprises (by weight parts) straw 30-40, livestock and poultry manure 30-40, silt 20-40, dregs 20-40, cake 20-50, urea 3-7, sodium nitrate 2-4, calcium superphosphate 1-5, potassium chloride 2-6, 2-6 parts of potassium sulfate, 1-5 parts of plant ash, 1-2 parts of limestone powder, 2-4 parts of magnesium sulfate, 2-4 parts of borax, 0.5-1 part of azotobacter chroococcum, 0.5-1 part of beauveria bassiana, 6-10 parts of chlorella extract, 4-10 parts of kaolin and 1-3 parts of sulfate reducing bacteria, wherein the used auxiliary materials comprise 5-10 parts of fermentation strains in parts by weight.
Further, the used raw materials (by weight portion) comprise 30 portions of straws, 30 portions of livestock and poultry manure, 20 portions of sludge, 20 portions of dregs, 20 portions of cakes, 3 portions of urea, 2 portions of sodium nitrate, 1 portion of calcium superphosphate, 2 portions of potassium chloride, 2 portions of potassium sulfate, 1 portion of plant ash, 1 portion of limestone powder, 2 portions of magnesium sulfate, 2 portions of borax, 0.5 portion of azotobacter chroococcum, 0.5 portion of beauveria bassiana, 6 portions of chlorella extract, 4 portions of kaolin and 1 portion of sulfate reducing bacteria, and the used auxiliary materials (by weight portion) comprise 5 portions of fermentation strains.
Further, the used raw materials (in parts by weight) comprise 35 parts of straws, 35 parts of livestock and poultry manure, 30 parts of sludge, 30 parts of dregs, 35 parts of cakes, 5 parts of urea, 3 parts of sodium nitrate, 3 parts of calcium superphosphate, 4 parts of potassium chloride, 4 parts of potassium sulfate, 3 parts of plant ash, 1.5 parts of limestone powder, 3 parts of magnesium sulfate, 3 parts of borax, 0.75 part of azotobacter chroococcum, 0.75 part of beauveria bassiana, 8 parts of chlorella extract, 7 parts of kaolin and 2 parts of sulfate reducing bacteria, and the used auxiliary materials (in parts by weight) comprise 7.5 parts of fermentation strains.
Further, the used raw materials (by weight portion) comprise 40 portions of straws, 40 portions of livestock and poultry manure, 40 portions of sludge, 40 portions of dregs, 50 portions of cakes, 7 portions of urea, 4 portions of sodium nitrate, 5 portions of calcium superphosphate, 6 portions of potassium chloride, 6 portions of potassium sulfate, 5 portions of plant ash, 2 portions of limestone powder, 4 portions of magnesium sulfate, 4 portions of borax, 1 portion of azotobacter chroococcum, 1 portion of beauveria bassiana, 10 portions of chlorella extract, 10 portions of kaolin and 3 portions of sulfate reducing bacteria, and the used auxiliary materials (by weight portion) comprise 10 portions of fermentation strains.
The invention also comprises a production method of the soil fertilizer for improving the soil activity, which comprises the following specific steps:
the method comprises the following steps: mixing fermentation strains and water in proportion to obtain fermentation liquor, crushing straws, livestock and poultry manure, sludge, dregs and cake pulp, uniformly mixing the crushed materials with the fermentation liquor, wherein the humidity of the mixture is 45-60%, stacking the mixture, and sealing and fermenting the mixture by using a plastic film;
step two: mixing sodium nitrate, potassium chloride and potassium sulfate, then uniformly mixing the mixed product with urea, calcium superphosphate, triple superphosphate, plant ash, limestone powder, magnesium sulfate and borax, and then sequentially adding azotobacter chroococcum, beauveria bassiana, chlorella vulgaris extract, kaolin and sulfate reducing bacteria for uniform mixing.
Step three: and (3) uniformly mixing the mixture obtained in the step two with the fermented product, extruding and granulating the mixture by using a double-screw extruder, drying the granules in a dryer, and rapidly cooling by using a fan to obtain a soil fertilizer product.
Further, the mixing ratio of the zymophyte to the water in the step one is 1: 70-80.
Further, in the first step, the humidity judgment standard of the mixture is as follows: kneading into lumps with hands, and dispersing with a touch, wherein the fermentation temperature is 20-40 deg.C and the fermentation time is 10-30 days.
Further, the drying temperature in the third step is 60-80 ℃, and the drying time is 2-3 h.
The embodiment of the invention has the following advantages:
1. the organic matter fermented by the straw, the livestock and poultry manure, the sludge, the dreg and the cake is comprehensive in nutrient content, can enhance crop respiration, improve the permeability of cell membranes, promote the growth and development of crops, and is beneficial to enhancing the absorption of the crops to other nutrient substances, and has the positive effects of improving soil properties, changing soil pore conditions and water-gas ratio and creating proper soil tightness;
2. the added azotobacter chroococcum has strong nitrogen fixation capacity, can secrete auxin, promotes the growth of plants and the development of fruits, is favorable for improving the yield of crops, can kill pests in soil through body wall contact infection under natural conditions, has continuous infectivity on the pests, is non-toxic and harmless, cannot cause pollution to the environment, and is safe and reliable;
3. according to the invention, the added chlorella extract can improve the green and mineral substances of even required leaves for crops, the added kaolin has the advantages of large specific surface area and good adsorption performance, and the sulfate reducing bacteria can generate extracellular polymers with a large number of cationic groups, such as polysaccharide, glycoprotein and the like, to form a complex with soil heavy metals, so that the complex can effectively absorb and reduce the heavy metal content in the soil environment and eliminate heavy metal pollution in the soil.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the invention provides a soil fertilizer for improving soil activity, which comprises the following raw materials (by weight portion) 30-40 parts of straws, 30-40 parts of livestock and poultry manure, 20-40 parts of silt, 20-40 parts of dregs, 20-50 parts of cake dregs, 3-7 parts of urea, 2-4 parts of sodium nitrate, 1-5 parts of calcium superphosphate and 2-6 parts of potassium chloride, 2-6 parts of potassium sulfate, 1-5 parts of plant ash, 1-2 parts of limestone powder, 2-4 parts of magnesium sulfate, 2-4 parts of borax, 0.5-1 part of azotobacter chroococcum, 0.5-1 part of beauveria bassiana, 6-10 parts of chlorella extract, 4-10 parts of kaolin and 1-3 parts of sulfate reducing bacteria, wherein the used auxiliary materials comprise 5-10 parts of fermentation strains in parts by weight.
Specifically, in this embodiment: the raw materials (by weight portion) include 30 portions of straw, 30 portions of livestock and poultry manure, 20 portions of sludge, 20 portions of dregs, 20 portions of cake, 3 portions of urea, 2 portions of sodium nitrate, 1 portion of calcium superphosphate, 2 portions of potassium chloride, 2 portions of potassium sulfate, 1 portion of plant ash, 1 portion of limestone powder, 2 portions of magnesium sulfate, 2 portions of borax, 0.5 portion of azotobacter chroococcum, 0.5 portion of beauveria bassiana, 6 portions of chlorella extract, 4 portions of kaolin and 1 portion of sulfate reducing bacteria, and the used auxiliary materials (by weight portion) include 5 portions of fermentation strain.
The invention also comprises a production method of the soil fertilizer for improving the soil activity, which comprises the following specific steps:
the method comprises the following steps: mixing the fermentation strain and water in a ratio of 1:70 to obtain fermentation liquor, crushing straws, livestock and poultry manure, sludge, dregs and cake pulp, and uniformly mixing the crushed materials with the fermentation liquor, wherein the humidity of the mixture is 45%, and the judgment standard is as follows: kneading into clusters by hand without dripping water, stacking the mixture, and fermenting at 20 deg.C for 10 days in a sealed manner with plastic film;
step two: mixing sodium nitrate, potassium chloride and potassium sulfate, then uniformly mixing the mixed product with urea, calcium superphosphate, triple superphosphate, plant ash, limestone powder, magnesium sulfate and borax, and then sequentially adding azotobacter chroococcum, beauveria bassiana, chlorella vulgaris extract, kaolin and sulfate reducing bacteria for uniform mixing.
Step three: and (3) uniformly mixing the mixture obtained in the step two with the fermented product, extruding and granulating the mixture by using a double-screw extruder, drying the granules in a dryer at the temperature of 60 ℃ for 2 hours, and rapidly cooling the granules by using a fan to obtain a soil fertilizer product.
Example 2:
the invention provides a soil fertilizer for improving soil activity, which comprises the following raw materials (by weight portion) 30-40 parts of straws, 30-40 parts of livestock and poultry manure, 20-40 parts of silt, 20-40 parts of dregs, 20-50 parts of cake dregs, 3-7 parts of urea, 2-4 parts of sodium nitrate, 1-5 parts of calcium superphosphate and 2-6 parts of potassium chloride, 2-6 parts of potassium sulfate, 1-5 parts of plant ash, 1-2 parts of limestone powder, 2-4 parts of magnesium sulfate, 2-4 parts of borax, 0.5-1 part of azotobacter chroococcum, 0.5-1 part of beauveria bassiana, 6-10 parts of chlorella extract, 4-10 parts of kaolin and 1-3 parts of sulfate reducing bacteria, wherein the used auxiliary materials comprise 5-10 parts of fermentation strains in parts by weight.
Specifically, in this embodiment: the raw materials (by weight portion) include 35 portions of straw, 35 portions of livestock and poultry manure, 30 portions of sludge, 30 portions of dregs, 35 portions of cake, 5 portions of urea, 3 portions of sodium nitrate, 3 portions of calcium superphosphate, 3 portions of triple superphosphate, 4 portions of potassium chloride, 4 portions of potassium sulfate, 3 portions of plant ash, 1.5 portions of limestone powder, 3 portions of magnesium sulfate, 3 portions of borax, 0.75 portion of azotobacter chroococcum, 0.75 portion of beauveria bassiana, 8 portions of chlorella extract, 7 portions of kaolin and 2 portions of sulfate reducing bacteria, and the used auxiliary materials (by weight portion) include 7.5 portions of fermentation strain.
The invention also comprises a production method of the soil fertilizer for improving the soil activity, which comprises the following specific steps:
the method comprises the following steps: mixing fermentation strains and water in a ratio of 1:75 to obtain fermentation liquor, crushing straws, livestock and poultry manure, sludge, dregs and cake pulp, and uniformly mixing the crushed materials with the fermentation liquor, wherein the humidity of the mixture is 50%, and the judgment standard is as follows: kneading into clusters by hand without dripping water, stacking the mixture, and fermenting in a sealed manner with plastic film at 30 deg.C for 20 days;
step two: mixing sodium nitrate, potassium chloride and potassium sulfate, then uniformly mixing the mixed product with urea, calcium superphosphate, triple superphosphate, plant ash, limestone powder, magnesium sulfate and borax, and then sequentially adding azotobacter chroococcum, beauveria bassiana, chlorella vulgaris extract, kaolin and sulfate reducing bacteria for uniform mixing.
Step three: and (3) uniformly mixing the mixture obtained in the step two with the fermented product, extruding and granulating the mixture by using a double-screw extruder, drying the granules in a dryer at the temperature of 70 ℃ for 2.5 hours, and rapidly cooling by using a fan to obtain a soil fertilizer product.
Example 3:
the invention provides a soil fertilizer for improving soil activity, which comprises the following raw materials (by weight portion) 30-40 parts of straws, 30-40 parts of livestock and poultry manure, 20-40 parts of silt, 20-40 parts of dregs, 20-50 parts of cake dregs, 3-7 parts of urea, 2-4 parts of sodium nitrate, 1-5 parts of calcium superphosphate and 2-6 parts of potassium chloride, 2-6 parts of potassium sulfate, 1-5 parts of plant ash, 1-2 parts of limestone powder, 2-4 parts of magnesium sulfate, 2-4 parts of borax, 0.5-1 part of azotobacter chroococcum, 0.5-1 part of beauveria bassiana, 6-10 parts of chlorella extract, 4-10 parts of kaolin and 1-3 parts of sulfate reducing bacteria, wherein the used auxiliary materials comprise 5-10 parts of fermentation strains in parts by weight.
Specifically, in this embodiment: the raw materials comprise (by weight parts) 40 parts of straws, 40 parts of livestock and poultry manure, 40 parts of sludge, 40 parts of dregs, 50 parts of cake, 7 parts of urea, 4 parts of sodium nitrate, 5 parts of calcium superphosphate, 6 parts of potassium chloride, 6 parts of potassium sulfate, 5 parts of plant ash, 2 parts of limestone powder, 4 parts of magnesium sulfate, 4 parts of borax, 1 part of azotobacter chroococcum, 1 part of beauveria bassiana, 10 parts of chlorella extract, 10 parts of kaolin and 3 parts of sulfate reducing bacteria, and the used auxiliary materials comprise (by weight parts) 10 parts of fermentation strains.
The invention also comprises a production method of the soil fertilizer for improving the soil activity, which comprises the following specific steps:
the method comprises the following steps: mixing the fermentation strain and water in a ratio of 1:80 to obtain fermentation liquor, crushing straws, livestock and poultry manure, sludge, dregs and cake pulp, and uniformly mixing the crushed materials with the fermentation liquor, wherein the humidity of the mixture is 60 percent, and the judgment standard is as follows: kneading into clusters by hand without dripping water, stacking the mixture, and fermenting in a sealed manner with plastic film at 40 deg.C for 30 days;
step two: mixing sodium nitrate, potassium chloride and potassium sulfate, then uniformly mixing the mixed product with urea, calcium superphosphate, triple superphosphate, plant ash, limestone powder, magnesium sulfate and borax, and then sequentially adding azotobacter chroococcum, beauveria bassiana, chlorella vulgaris extract, kaolin and sulfate reducing bacteria for uniform mixing.
Step three: and (3) uniformly mixing the mixture obtained in the step two with the fermented product, extruding and granulating the mixture by using a double-screw extruder, drying the granules in a dryer at the temperature of 80 ℃ for 3 hours, and rapidly cooling the granules by using a fan to obtain a soil fertilizer product.
Example 4:
the soil fertilizers prepared in examples 1-3 above were taken for trace element measurements and applied in the same amount to the same area of soil to obtain the following data:
as can be seen from the above table, the raw materials in example 2 have a moderate mixing ratio, the prepared soil fertilizer can uniformly supplement nitrogen, phosphorus and potassium necessary trace elements for the soil and supplement other trace elements to the maximum extent, has comprehensive nutritional ingredients, is beneficial to promoting the growth of crops and the development of fruits, improves the yield of crops, can effectively absorb and reduce the content of heavy metals in the soil environment, and is widely applicable to the soil polluted by heavy metals.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A soil fertilizer for improving soil activity, which is characterized in that: the raw materials (by weight portion) include 30-40 portions of straw, 30-40 portions of livestock and poultry manure, 20-40 portions of sludge, 20-40 portions of dregs, 20-50 portions of cake, 3-7 portions of urea, 2-4 portions of sodium nitrate, 1-5 portions of calcium superphosphate, 2-6 portions of potassium chloride, 2-6 portions of potassium sulfate, 1-5 portions of plant ash, 1-2 portions of limestone powder, 2-4 portions of magnesium sulfate, 2-4 portions of borax, 0.5-1 portion of azotobacter chroococcum, 0.5-1 portion of beauveria bassiana, 6-10 portions of chlorella extract, 4-10 portions of kaolin and 1-3 portions of sulfate reducing bacteria, and the used auxiliary materials (by weight portion) include 5-10 portions of fermentation strain.
2. The soil fertilizer for soil activity improvement according to claim 1, wherein: the raw materials (by weight portion) include 30 portions of straw, 30 portions of livestock and poultry manure, 20 portions of sludge, 20 portions of dregs, 20 portions of cake, 3 portions of urea, 2 portions of sodium nitrate, 1 portion of calcium superphosphate, 2 portions of potassium chloride, 2 portions of potassium sulfate, 1 portion of plant ash, 1 portion of limestone powder, 2 portions of magnesium sulfate, 2 portions of borax, 0.5 portion of azotobacter chroococcum, 0.5 portion of beauveria bassiana, 6 portions of chlorella extract, 4 portions of kaolin and 1 portion of sulfate reducing bacteria, and the used auxiliary materials (by weight portion) include 5 portions of fermentation strain.
3. The soil fertilizer for soil activity improvement according to claim 1, wherein: the raw materials (by weight portion) include 35 portions of straw, 35 portions of livestock and poultry manure, 30 portions of sludge, 30 portions of dregs, 35 portions of cake, 5 portions of urea, 3 portions of sodium nitrate, 3 portions of calcium superphosphate, 3 portions of triple superphosphate, 4 portions of potassium chloride, 4 portions of potassium sulfate, 3 portions of plant ash, 1.5 portions of limestone powder, 3 portions of magnesium sulfate, 3 portions of borax, 0.75 portion of azotobacter chroococcum, 0.75 portion of beauveria bassiana, 8 portions of chlorella extract, 7 portions of kaolin and 2 portions of sulfate reducing bacteria, and the used auxiliary materials (by weight portion) include 7.5 portions of fermentation strain.
4. The soil fertilizer for soil activity improvement according to claim 1, wherein: the raw materials comprise (by weight parts) 40 parts of straws, 40 parts of livestock and poultry manure, 40 parts of sludge, 40 parts of dregs, 50 parts of cake, 7 parts of urea, 4 parts of sodium nitrate, 5 parts of calcium superphosphate, 6 parts of potassium chloride, 6 parts of potassium sulfate, 5 parts of plant ash, 2 parts of limestone powder, 4 parts of magnesium sulfate, 4 parts of borax, 1 part of azotobacter chroococcum, 1 part of beauveria bassiana, 10 parts of chlorella extract, 10 parts of kaolin and 3 parts of sulfate reducing bacteria, and the used auxiliary materials comprise (by weight parts) 10 parts of fermentation strains.
5. A soil fertilizer for improving soil activity according to any one of claims 1 to 4, wherein: the method also comprises a production method of the soil fertilizer for improving the soil activity, which comprises the following steps:
the method comprises the following steps: mixing fermentation strains and water in proportion to obtain fermentation liquor, crushing straws, livestock and poultry manure, sludge, dregs and cake pulp, uniformly mixing the crushed materials with the fermentation liquor, wherein the humidity of the mixture is 45-60%, stacking the mixture, and sealing and fermenting the mixture by using a plastic film;
step two: mixing sodium nitrate, potassium chloride and potassium sulfate, then uniformly mixing the mixed product with urea, calcium superphosphate, triple superphosphate, plant ash, limestone powder, magnesium sulfate and borax, and then sequentially adding azotobacter chroococcum, beauveria bassiana, chlorella vulgaris extract, kaolin and sulfate reducing bacteria for uniform mixing.
Step three: and (3) uniformly mixing the mixture obtained in the step two with the fermented product, extruding and granulating the mixture by using a double-screw extruder, drying the granules in a dryer, and rapidly cooling by using a fan to obtain a soil fertilizer product.
6. The method for producing a soil fertilizer for soil activity improvement according to claim 5, wherein: in the first step, the mixing ratio of the fermentation strain to the water is 1: 70-80.
7. The method for producing a soil fertilizer for soil activity improvement according to claim 5, wherein: in the first step, the judgment standard of the mixture humidity is as follows: kneading into lumps with hands, and dispersing with a touch, wherein the fermentation temperature is 20-40 deg.C and the fermentation time is 10-30 days.
8. The method for producing a soil fertilizer for soil activity improvement according to claim 5, wherein: the drying temperature in the third step is 60-80 ℃, and the drying time is 2-3 h.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114015458A (en) * | 2021-12-09 | 2022-02-08 | 青阳县迎春炉料有限公司 | Water and soil environment improvement high-calcium agent and processing technology |
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