CN112341264A - Organic fertilizer - Google Patents
Organic fertilizer Download PDFInfo
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- CN112341264A CN112341264A CN201910735045.6A CN201910735045A CN112341264A CN 112341264 A CN112341264 A CN 112341264A CN 201910735045 A CN201910735045 A CN 201910735045A CN 112341264 A CN112341264 A CN 112341264A
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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
- C05C—NITROGENOUS FERTILISERS
- C05C11/00—Other nitrogenous fertilisers
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- Pest Control & Pesticides (AREA)
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Abstract
The invention relates to an organic fertilizer, which comprises the following raw materials in percentage by weight: 60-70% of humic acid, 3-7% of fulvic acid, 8-12% of water slag powder, 8-12% of bentonite, 0.4-0.6% of biological bacteria, 0.1-0.3% of polyaspartic acid, 0.2-0.4% of potassium fulvate molasses dry powder and the balance of soil. The organic fertilizer can degrade the pollution of pesticide residues to soil; but also can improve the soil fertilizer supply capacity, improve the crop quality, improve the soil ecological environment, improve the fertilizer utilization rate, inhibit harmful bacteria, improve the plant stress resistance and prevent various soil-borne diseases, thereby realizing continuous cropping resistance, saline-alkali resistance, lodging resistance and disease resistance.
Description
Technical Field
The invention relates to the technical field of chemical fertilizers, in particular to an organic fertilizer.
Background
In the agricultural production process, farmers usually apply organic fertilizers or chemical fertilizers to crops to ensure that the yield of the crops per unit area is improved while the soil fertility is improved. But also burdens the soil due to improper use of fertilizers while increasing yield. For example, due to long-term use of chemical fertilizers, the soil in China is no longer healthy, the problems of soil property deterioration, soil hardening, soil acidification, salinization, soil microbial diversity damage and the like are more and more prominent, and soil impoverishment, soil failure and the like are directly caused, so that the sustainable development of agriculture is influenced. The organic fertilizer is generally referred to as farmyard manure, namely slow-release fertilizer containing a large amount of biological substances, animal and plant residues, excrement, biological waste and other substances, and the fertilizer contains major elements, trace elements and rich organic nutrients which are necessary for plants. Although the organic fertilizer can avoid the damage to the soil after the improper application of similar chemical fertilizers, the organic fertilizer is usually used with inorganic fertilizers due to low fertilizer efficiency, so that the requirement of planting crops in saline-alkali soil cannot be met, and the pollution of pesticide residues to the soil cannot be degraded.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an organic fertilizer capable of effectively improving the soil performance.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
an organic fertilizer comprises the following raw materials in percentage by weight: 60-70% of humic acid, 3-7% of fulvic acid, 8-12% of water slag powder, 8-12% of bentonite, 0.4-0.6% of biological bacteria, 0.1-0.3% of polyaspartic acid, 0.2-0.4% of potassium fulvate molasses dry powder and the balance of soil.
As a further improvement of the invention, the fertilizer comprises the following raw materials in percentage by weight: 65% of humic acid, 5% of fulvic acid, 10% of water slag powder, 10% of bentonite, 0.5% of biological bacteria, 0.2% of polyaspartic acid, 0.3% of potassium fulvate molasses dry powder and 9% of soil.
As a further improvement of the invention, the granulated slag powder comprises, by weight, 36-40% of silicon dioxide, 42-46% of calcium oxide, 11-13% of magnesium oxide, 1-3% of zinc oxide, 1-3% of ferric oxide, 1.2-1.7% of sulfur and 0.3-0.8% of manganese oxide.
As a further improvement of the invention, the granulated slag powder comprises 38 percent of silicon dioxide, 44 percent of calcium oxide, 12 percent of magnesium oxide, 2 percent of zinc oxide, 2 percent of ferric oxide, 1.5 percent of sulfur and 0.5 percent of manganese oxide by weight percentage.
As a further improvement of the invention, the biological bacteria is Bacillus subtilis.
As a further improvement of the invention, the humic acid fertilizer is prepared by mixing, granulating, adding potassium fulvate molasses water solution and biological bacteria, stirring and packaging the powder of humic acid, fulvic acid, water slag powder, bentonite, biological bacteria, polyaspartic acid and soil.
As a further improvement of the invention, the organic fertilizer is prepared by stirring and mixing the powders of humic acid, fulvic acid, water slag powder, bentonite, polyaspartic acid and soil by a mixer, then placing the mixture into a granulator for granulation to obtain granules, stirring the granules in a stirrer, sequentially adding potassium fulvate molasses aqueous solution and biological bacteria powder in the stirring process to obtain granules coated with biological bacteria on the surfaces, and sieving and bagging the granules.
As a further improvement of the invention, the organic fertilizer is in the form of granules of 3-4 mm.
In the invention:
1. fulvic acid:
(1) good soil aggregate structure: the fulvic acid belongs to humus substances, can influence the properties of soil, promote the soil to form a more stable granular structure, increase the granular content of more than or equal to 0.25mm in the soil by 10-20%, increase the organic matter content by 10%, can keep the moisture of the soil, increase the ventilation and be beneficial to the growth of crops.
(2) The fertilizer utilization rate is improved: the fulvic acid contains functional groups such as carboxyl, phenolic hydroxyl and the like, has stronger complexing, chelating and surface adsorption capacities and can reduce the loss of ammonium nitrogen; the moving distance of phosphorus in the soil is increased, the fixation of water-soluble phosphorus by the soil is inhibited, so that ineffective phosphorus is converted into effective phosphorus, and the absorption of phosphorus by a root system is promoted; the fulvic acid can absorb and store potassium ions, so that the content of effective potassium is increased, and particularly, the synergy of the fulvic acid to the potassium fertilizer is obvious. Experiments show that: the fulvic acid can improve the utilization rate of nitrogen, phosphorus and potassium nutrients in the fertilizer by more than 20%.
(3) Slow-release synergistic pesticide: the fulvic acid has the function of a surfactant, can reduce the surface tension of water and has the emulsification and dispersion effects on pesticides; fulvic acid as a colloidal substance with large viscosity and surface area can produce strong physical adsorption effect on pesticides; the fulvic acid has the functions of bacteriostasis and disease resistance, and the compounding with the bactericide is equivalent to the compounding of two pesticides.
(4) Stimulating the growth of plants: the fulvic acid is similar to endogenous hormones in plants, and can promote seed germination, root growth and early fruit coloring. The concrete points are as follows: promoting the growth and activity of roots, and similar to auxin effect; promoting seed germination, emergence uniformity and seedling growth, and having gibberellin-like effect; the leaves are enlarged, thickened and kept green, the lower leaves are delayed in aging and have the similar function of cytokinin; the air holes are reduced, the transpiration is reduced, and the effect is similar to that of abscisic acid; the fruit is colored and ripened in advance, and the ripening is similar to the ethylene ripening function; promoting cell division, cell elongation and differentiation, similar to the action of more than two plant hormones.
(5) Improving the quality of agricultural products: fulvic acid enhances the synthetic operation of enzymes on sugars, starch, proteins, fats and various vitamins. Can stimulate the activity of polysaccharase to convert polysaccharide into soluble monosaccharide, thereby improving the sweetness of the fruit; the ratio of total sugar to nicotine and the ratio of potassium to chlorine in the tobacco leaves are increased, and the quality of the tobacco leaves is improved; the total sugar content and the vitamin C content of melons and fruits such as watermelon, Hami melon and the like are improved.
(6) The fulvic acid is used as a plant growth regulator, is the best component of soil humus, can reduce crop burden, increase soil fertility, enrich the matrix of soil bacteria, and improve the yield and quality of crops, thereby helping agriculture to realize long-term development targets of yield increase, quality improvement and soil cultivation. Thereby solving the quality problem of crops.
2. Polyaspartic acid:
the plant nutrient absorption enhancer has a definite effect, is suitable for various plants and soil, and has the main effects when being used together with a chemical fertilizer:
(1) the loss of the fertilizer is reduced, nutrient elements are activated, and the utilization rate of the fertilizer is improved, so that the using amount of the fertilizer is reduced by 30%, and the yield is increased by 10% -30%.
(2) The absorption of crops to microelements such as iron, zinc, manganese and the like is promoted, and the trace content of the crops treated by the polyaspartic acid is 3-4 times higher than that of the control crops.
(3) Promoting the crops to be premature for 7-10 days and prolonging the harvesting period for 10-15 days.
(4) Promote root growth and enhance stress resistance.
3. Water slag powder:
it is rich in high-activity ionic calcium, silicon, magnesium, sulfur, boron, zinc, iron, molybdenum, manganese and other medium and trace elements. Can adjust the balance supply of soil nutrients, regulate and control the soil environment of crops, improve the acid-base balance of soil, dissolve phosphorus and potassium and improve the soil fertility.
4. Potassium fulvate molasses:
the fulvic acid potassium molasses not only contains high-content fulvic acid, but also is rich in almost all nitrogen, phosphorus, potassium, various enzymes, carbohydrate (oligosaccharide, fructose and the like) proteins, nucleic acid, humic acid, VC, VE, a large amount of B vitamins and the like required in the plant growth process. The main components and contents are shown in the following table:
the main effects of the potassium fulvate molasses and the fertilizer are shown in the following steps:
(1) improving the granular structure of the soil, loosening the soil, improving the water and fertilizer retention capacity of the soil, adjusting the pH value, reducing the content of heavy metals in the soil and reducing the harm of salt ions to seeds and seedlings.
(2) Nitrogen fixation, phosphorus dissolution and potassium activation. Especially has obvious synergistic effect on potash fertilizer, and has the functions of increasing roots, strengthening seedlings, resisting continuous cropping, resisting diseases and improving crop quality.
(3) The adhesive force and the rapid absorption capacity of the plant root system are enhanced, and the plant root system has obvious effect on physiological diseases caused by lack of trace elements.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
1. the organic fertilizer provided by the invention can degrade the pollution of pesticide residues to soil, can improve the soil fertilizer supply capability and improve the quality of crops. Improving soil ecological environment, fixing ammonia, dissolving phosphorus and potassium, increasing fertilizer utilization rate, inhibiting harmful bacteria, improving plant stress resistance, and preventing various soil-borne diseases.
2. According to the organic fertilizer provided by the invention, potassium fulvate molasses containing fulvic acid, amino acid and other nutritional components and probiotics are wrapped outside the particles, on one hand, nutritional requirements are provided for the probiotics, the inner particles are used as organic carriers, the activity of the probiotics is ensured, and the inactivation of the probiotics is avoided, on the other hand, the active groups and oxygen-containing functional groups, such as carboxyl, hydroxyl and the like, are contained, and the active groups and the oxygen-containing functional groups can be subjected to complexation or chelating reaction with insoluble trace elements, such as calcium, magnesium and the like, so that the absorption and operation of the trace elements and phosphorus in the body can be simultaneously coordinated and promoted, the inactivation of the trace elements and phosphorus caused by direct contact of the trace elements and phosphorus is avoided, and a positive balance effect is achieved. After fertilization, the fertilizer can not only rapidly inhibit the growth of harmful bacteria to achieve the effects of soil remediation and soil hardening prevention, but also can strengthen the adhesive force and rapid absorption capacity of plant roots.
3. The organic fertilizer provided by the invention can enable crops to have developed root systems, uprush leaves, stout stalks, reduced plant height, improved lodging resistance capability by more than 80%, increased leaf area and improved maturing rate.
4. The organic fertilizer provided by the invention has the advantages of early ripening acceleration, good color, high hardness, storage and transportation resistance, drought resistance, cold resistance and sugar content increase.
5. The fertilizer provided by the invention can effectively increase the air permeability of soil by mixing humic acid, fulvic acid, water residue powder, bentonite, biological bacteria, polyaspartic acid, potassium fulvate molasses dry powder and soil, and has the effects of continuous cropping resistance, saline-alkali resistance, lodging resistance, disease resistance, fertilizer conservation, water conservation and heat preservation.
Detailed Description
The organic fertilizer provided by the invention comprises the following raw materials in percentage by weight: 60-70% of humic acid, 3-7% of fulvic acid, 8-12% of water slag powder, 8-12% of bentonite, 0.4-0.6% of biological bacteria, 0.1-0.3% of polyaspartic acid, 0.2-0.4% of potassium fulvate molasses dry powder and the balance of soil.
The concrete contents are as follows: comprises the following raw materials in percentage by weight: 65% of humic acid, 5% of fulvic acid, 10% of water slag powder, 10% of bentonite, 0.5% of biological bacteria, 0.2% of polyaspartic acid, 0.3% of potassium fulvate molasses dry powder and 9% of soil.
Wherein the granulated slag powder comprises 36-40 wt% of silicon dioxide, 42-46 wt% of calcium oxide, 11-13 wt% of magnesium oxide, 1-3 wt% of zinc oxide, 1-3 wt% of ferric oxide, 1.2-1.7 wt% of sulfur and 0.3-0.8 wt% of manganese oxide.
The concrete contents are as follows: the granulated slag powder comprises 38 percent of silicon dioxide, 44 percent of calcium oxide, 12 percent of magnesium oxide, 2 percent of zinc oxide, 2 percent of ferric oxide, 1.5 percent of sulfur and 0.5 percent of manganese oxide by weight percentage.
The above biological bacteria can be one or more of Bacillus thuringiensis, Bacillus fluorescens, Bacillus saxifragi or Bacillus subtilis, preferably, the biological bacteria is Bacillus subtilis.
The preparation method of the organic fertilizer comprises the following steps:
the organic fertilizer is prepared by mixing humic acid, fulvic acid, water slag powder, bentonite, polyaspartic acid and soil powder, granulating, adding potassium fulvate molasses water solution and biological bacteria, stirring and packaging.
Specifically, the organic fertilizer is prepared by stirring and mixing the powders of humic acid, fulvic acid, water slag powder, bentonite, polyaspartic acid and soil by using a mixer, then placing the mixture into a granulator for granulation to obtain granules, placing the obtained granules into a stirrer for stirring, sequentially adding fulvic acid potassium molasses aqueous solution and biological bacteria powder in the stirring process to obtain granules with biological bacteria wrapped on the surfaces, drying, sieving and bagging.
The mixing process and the stirring process in the invention can be performed at room temperature or at a preset temperature, the preset temperature can be 30 ℃ (centigrade), 40 ℃ or 50 ℃, the drying mode can be vacuum heating drying, freeze drying or natural air drying, preferably, the mixing process and the stirring process are performed at room temperature, and the drying mode is natural air drying.
The organic fertilizer in the invention is granular with the particle size of 3-4 mm.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail and fully with reference to the following embodiments.
Example 1
An organic fertilizer comprises the following raw materials in percentage by weight:
65% of humic acid, 5% of fulvic acid, 10% of water slag powder, 10% of bentonite, 0.5% of biological bacteria, 0.2% of polyaspartic acid, 0.3% of potassium fulvate molasses dry powder and 9% of soil. Wherein the granulated slag powder comprises 38 percent of silicon dioxide, 44 percent of calcium oxide, 12 percent of magnesium oxide, 2 percent of zinc oxide, 2 percent of ferric oxide, 1.5 percent of sulfur and 0.5 percent of manganese oxide by weight percentage.
Wherein the biological bacteria is bacillus subtilis with the unit of 200 hundred million/gram, so that when 0.5 percent of bacillus subtilis is mixed into the product, the organic fertilizer containing 1 hundred million/gram of biological bacteria is obtained.
The process for preparing the organic fertilizer is as follows:
adding a certain amount of water into the potassium fulvate molasses dry powder to form 20% potassium fulvate molasses aqueous solution;
at room temperature, mixing the powders of humic acid, fulvic acid, water slag powder, bentonite, polyaspartic acid and soil meeting the percentage by using a mixer, placing the mixture into a granulator for dry granulation to obtain particles, adding the particles and a fulvic acid potassium molasses aqueous solution into a mixer for stirring, adding the biological bacteria powder into the mixer for continuous stirring after the particles coated with the fulvic acid potassium molasses are obtained through stirring, wherein the fulvic acid potassium molasses has viscosity, so that the biological bacteria powder can cover the surface of the fulvic acid potassium molasses to obtain the particles coated with the biological bacteria, and finally, naturally air-drying, screening and bagging to obtain the organic fertilizer, wherein the organic fertilizer is in the particle shape of 3-4 mm.
The biological bacteria in the embodiment of the invention are selected from bacillus subtilis of Huayu brand, and the manufacturer of the fulvic acid potassium molasses is Angel yeast GmbH.
In the organic fertilizer provided by the embodiment of the invention, the mass fraction of organic matters (calculated on a drying basis) is 58.0%, and the standard requirement (more than or equal to 45%) is met; total nutrient (C)N+P2O5+K2O) is 8.8 percent and meets the standard requirement (more than or equal to 5.0 percent); the mass fraction of water (fresh sample) is 3.5 percent, and the standard requirement (less than or equal to 30 percent) is met; the pH value is 5.9, and the requirement (5.5-8.5) is met; the total arsenic (As) (calculated by a drying base) is 3mg/kg, and meets the requirement (less than or equal to 15 mg/kg); the total mercury (Hg) (calculated by a drying base) is 0, and the requirement (less than or equal to 2 mg/kg) is met; the total lead (Pt) (calculated by a drying base) is 9mg/kg, and meets the requirement (less than or equal to 50 mg/kg); the total cadmium (Cd) (calculated by a drying base) is 1mg/kg, and meets the requirement (less than or equal to 3 mg/kg); the total chromium (Cr) (calculated on a drying basis) is 14mg/kg, and meets the requirement (less than or equal to 150 mg/kg); the death rate of roundworms is 100 percent, and meets the standard requirements (more than or equal to 95 percent) and the number of faecal coliform groups<3 per gram, meets the requirement (less than or equal to 100 per gram).
Example 2
An organic fertilizer comprises the following raw materials in percentage by weight:
60 percent of humic acid, 3 percent of fulvic acid, 12 percent of water slag powder, 8 percent of bentonite, 0.4 percent of biological bacteria, 0.1 percent of polyaspartic acid, 0.2 percent of potassium fulvate molasses dry powder and 16.3 percent of soil. Wherein the granulated slag powder comprises 38 percent of silicon dioxide, 44 percent of calcium oxide, 12 percent of magnesium oxide, 2 percent of zinc oxide, 2 percent of ferric oxide, 1.5 percent of sulfur and 0.5 percent of manganese oxide by weight percentage.
The biological bacteria is bacillus subtilis with the unit of 200 hundred million/gram, so that when 0.5 percent of bacillus subtilis is mixed into the product, the organic fertilizer containing 1 hundred million/gram of biological bacteria is obtained.
The process for preparing the organic fertilizer is as follows:
adding a certain amount of water into the potassium fulvate molasses dry powder to form 20% potassium fulvate molasses aqueous solution;
at room temperature, mixing the powders of humic acid, fulvic acid, water slag powder, bentonite, polyaspartic acid and soil meeting the percentage by using a mixer, placing the mixture into a granulator for dry granulation to obtain particles, adding the particles and a fulvic acid potassium molasses aqueous solution into a mixer for stirring, adding the biological bacteria powder into the mixer for continuous stirring after the particles coated with the fulvic acid potassium molasses are obtained through stirring, wherein the fulvic acid potassium molasses has viscosity, so that the biological bacteria powder can cover the surface of the fulvic acid potassium molasses to obtain the particles coated with the biological bacteria, and finally, naturally air-drying, screening and bagging to obtain the organic fertilizer, wherein the organic fertilizer is in the particle shape of 3-4 mm.
The biological bacteria in the embodiment of the invention are selected from bacillus subtilis of Huayu brand, and the manufacturer of the fulvic acid potassium molasses is Angel yeast GmbH.
In the organic fertilizer provided by the embodiment of the invention, the mass fraction of organic matters (calculated on a drying basis) is 53.0%, and the standard requirement (more than or equal to 45%) is met; total nutrient (N + P)2O5+K2O) is 8.2 percent by mass (calculated by a drying base) and meets the standard requirement (more than or equal to 5.0 percent); the mass fraction of water (fresh sample) is 5.2 percent, and the standard requirement (less than or equal to 30 percent) is met; the pH value is 6.2, and the requirement (5.5-8.5) is met; the total arsenic (As) (calculated by a drying basis) is 4mg/kg, and meets the requirement (less than or equal to 15 mg/kg); the total mercury (Hg) (calculated by a drying base) is 0, and the requirement (less than or equal to 2 mg/kg) is met; the total lead (Pt) (calculated by a drying base) is 11mg/kg, and meets the requirement (less than or equal to 50 mg/kg); the total cadmium (Cd) (calculated by a drying base) is 2mg/kg, and meets the requirement (less than or equal to 3 mg/kg); the total chromium (Cr) (calculated by a drying basis) is 20mg/kg, and meets the requirement (less than or equal to 150 mg/kg); the death rate of roundworms is 100 percent, and meets the standard requirements (more than or equal to 95 percent) and the number of faecal coliform groups<3 per gram, meets the requirement (less than or equal to 100 per gram).
Example 3
An organic fertilizer comprises the following raw materials in percentage by weight:
70 percent of humic acid, 7 percent of fulvic acid, 8 percent of water slag powder, 8 percent of bentonite, 0.6 percent of biological bacteria, 0.3 percent of polyaspartic acid, 0.4 percent of potassium fulvate molasses dry powder and 5.7 percent of soil. Wherein the granulated slag powder comprises 38 percent of silicon dioxide, 44 percent of calcium oxide, 12 percent of magnesium oxide, 2 percent of zinc oxide, 2 percent of ferric oxide, 1.5 percent of sulfur and 0.5 percent of manganese oxide by weight percentage.
The biological bacteria is bacillus subtilis with the unit of 200 hundred million/gram, so that when 0.5 percent of bacillus subtilis is mixed into the product, the organic fertilizer containing 1 hundred million/gram of biological bacteria is obtained.
The process for preparing the organic fertilizer is as follows:
adding a certain amount of water into the potassium fulvate molasses dry powder to form 20% potassium fulvate molasses aqueous solution;
at room temperature, mixing the powders of humic acid, fulvic acid, water slag powder, bentonite, polyaspartic acid and soil meeting the percentage by using a mixer, then placing the mixture into a granulator for dry granulation to obtain particles, adding the particles and a fulvic acid potassium molasses aqueous solution into a mixer for mixing, adding biological bacteria powder into the mixer for continuous stirring after the particles coated with fulvic acid potassium molasses are obtained by stirring, wherein the fulvic acid potassium molasses has viscosity, so that the biological bacteria powder can cover the surface of the fulvic acid potassium molasses to obtain the particles coated with biological bacteria, and finally, naturally air-drying, screening and bagging to obtain the organic fertilizer, wherein the organic fertilizer is in the particle shape of 3-4 mm.
The biological bacteria in the embodiment of the invention are selected from bacillus subtilis of Huayu brand, and the manufacturer of the fulvic acid potassium molasses is Angel yeast GmbH.
In the organic fertilizer provided by the embodiment of the invention, the mass fraction of organic matters (calculated on a drying basis) is 50.0%, and the standard requirement (more than or equal to 45%) is met; total nutrient (N + P)2O5+K2O) is 8.0 percent by mass (calculated on a drying basis) and meets the standard requirement (more than or equal to 5.0 percent); the mass fraction of water (fresh sample) is 3.3 percent, and the standard requirement (less than or equal to 30 percent) is met; the pH value is 5.8, and the requirement (5.5-8.5) is met; the total arsenic (As) (calculated by a drying base) is 5mg/kg, and meets the requirement (less than or equal to 15 mg/kg); the total mercury (Hg) (calculated by a drying base) is 0, and the requirement (less than or equal to 2 mg/kg) is met; the total lead (Pt) (calculated by a drying base) is 10mg/kg, and meets the requirement (less than or equal to 50 mg/kg); the total cadmium (Cd) (calculated by a drying base) is 1mg/kg, and meets the requirement (less than or equal to 3 mg/kg); the total chromium (Cr) (calculated by a drying basis) is 17mg/kg, meets the requirement (less than or equal to 150 mg/kg)(ii) a The death rate of roundworms is 100 percent, and meets the standard requirements (more than or equal to 95 percent) and the number of faecal coliform groups<6 per gram, meets the requirement (less than or equal to 100 per gram).
Effect example 1: the effect of planting the rice in the saline-alkali soil
A field test is carried out in a saline-alkali soil subarea, wherein one area (test field 1) is applied with the organic fertilizer prepared in the example 1, and the other area (test field 2) is applied with the traditional fertilizer (the green returning kojiu fertilizer), wherein the application amount of the organic fertilizer and the traditional fertilizer is 100 kilograms per hectare, and the growth conditions of a soil layer and rice are compared.
According to test results, the organic fertilizer provided by the invention can effectively reduce the pH value of a soil layer and improve the organic matter content of soil, so that the organic fertilizer can effectively improve the soil quality of saline-alkali soil; moreover, after the organic fertilizer provided by the invention is applied, the average plant height and the yield of rice are remarkably improved.
Effect example 2: effect of rice planting in bad weather
The rice is planted in the same soil region in a test mode, one area (test field 1) is applied with the organic fertilizer prepared in the example 1, and the other area (test field 2) is applied with the traditional fertilizer (the fertilizer of the Cherokee rose), wherein the application amount of the organic fertilizer and the traditional fertilizer is 100 kilograms per hectare, and the growth condition of the rice is compared after low temperature, cold damage and continuous rainfall.
According to the test results, after the organic fertilizer provided by the embodiment of the invention is applied, the strong seedlings of the rice seedlings can be still ensured even if the rice seedlings encounter severe weather such as low temperature, cold damage, continuous rainfall and the like.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. The organic fertilizer is characterized by comprising the following raw materials in percentage by weight: 60-70% of humic acid, 3-7% of fulvic acid, 8-12% of water slag powder, 8-12% of bentonite, 0.4-0.6% of biological bacteria, 0.1-0.3% of polyaspartic acid, 0.2-0.4% of potassium fulvate molasses dry powder and the balance of soil.
2. The organic fertilizer according to claim 1, characterized in that it comprises the following raw materials in weight percent: 65% of humic acid, 5% of fulvic acid, 10% of water slag powder, 10% of bentonite, 0.5% of biological bacteria, 0.2% of polyaspartic acid, 0.3% of potassium fulvate molasses dry powder and 9% of soil.
3. The organic fertilizer as claimed in claim 1, wherein the granulated slag powder comprises 36-40% by weight of silica, 42-46% by weight of calcium oxide, 11-13% by weight of magnesium oxide, 1-3% by weight of zinc oxide, 1-3% by weight of ferric oxide, 1.2-1.7% by weight of sulfur and 0.3-0.8% by weight of manganese oxide.
4. The organic fertilizer of claim 1 wherein said granulated slag comprises, by weight, 38% silica, 44% calcium oxide, 12% magnesium oxide, 2% zinc oxide, 2% ferric oxide, 1.5% sulfur and 0.5% manganese oxide.
5. The organic fertilizer of claim 1, wherein said biological bacteria is bacillus subtilis.
6. The organic fertilizer as claimed in claim 1, wherein the organic fertilizer is prepared by mixing the humic acid, fulvic acid, water dreg powder, bentonite, polyaspartic acid and soil powder, granulating, adding potassium fulvate molasses water solution and biological bacteria, stirring and packaging.
7. The organic fertilizer as claimed in claim 5, wherein the organic fertilizer is prepared by mixing powders of humic acid, fulvic acid, water slag powder, bentonite, polyaspartic acid and soil by stirring with a mixer, granulating in a granulator to obtain granules, stirring the obtained granules in a stirrer, sequentially adding aqueous solution of potassium fulvate molasses and biological bacteria powder during stirring to obtain granules coated with biological bacteria, drying, sieving and bagging.
8. The organic fertilizer according to claim 1, characterized in that said organic fertilizer is in the form of granules of 3-4 mm.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2607368A (en) * | 2021-06-02 | 2022-12-07 | Caete Participacao E Administracao Eirelli | Disaggregable granulated calcium and/or magnesium and potassium fertilizer and method of obtaining thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105152781A (en) * | 2015-09-27 | 2015-12-16 | 天津东升阳化肥股份有限公司 | Biological semi-organic fertilizer containing amino acid and making method thereof |
| CN105347907A (en) * | 2015-10-19 | 2016-02-24 | 福建金土地生物科技有限公司 | Biochar-based fertilizer for restoration of heavy metal contamination of arable soil |
| CN106946631A (en) * | 2017-03-22 | 2017-07-14 | 新疆心连心能源化工有限公司 | A kind of potassium fulvate urea and preparation method thereof |
| CN108129239A (en) * | 2018-01-29 | 2018-06-08 | 营山县智达能源生态环保研究所 | A kind of composite soil modifier and preparation application method |
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| CN105152781A (en) * | 2015-09-27 | 2015-12-16 | 天津东升阳化肥股份有限公司 | Biological semi-organic fertilizer containing amino acid and making method thereof |
| CN105347907A (en) * | 2015-10-19 | 2016-02-24 | 福建金土地生物科技有限公司 | Biochar-based fertilizer for restoration of heavy metal contamination of arable soil |
| CN106946631A (en) * | 2017-03-22 | 2017-07-14 | 新疆心连心能源化工有限公司 | A kind of potassium fulvate urea and preparation method thereof |
| CN108129239A (en) * | 2018-01-29 | 2018-06-08 | 营山县智达能源生态环保研究所 | A kind of composite soil modifier and preparation application method |
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| GB2607368A (en) * | 2021-06-02 | 2022-12-07 | Caete Participacao E Administracao Eirelli | Disaggregable granulated calcium and/or magnesium and potassium fertilizer and method of obtaining thereof |
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