CN113480356A - Chelated controlled-release compound fertilizer and preparation method thereof - Google Patents
Chelated controlled-release compound fertilizer and preparation method thereof Download PDFInfo
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- CN113480356A CN113480356A CN202110726413.8A CN202110726413A CN113480356A CN 113480356 A CN113480356 A CN 113480356A CN 202110726413 A CN202110726413 A CN 202110726413A CN 113480356 A CN113480356 A CN 113480356A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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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
- C05G3/30—Anti-agglomerating additives; Anti-solidifying additives
-
- 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
- C05G3/40—Mixtures of one or more fertilisers with additives not having a specially fertilising activity for affecting fertiliser dosage or release rate; for affecting solubility
-
- 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
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Fertilizers (AREA)
Abstract
The invention relates to a chelated controlled-release compound fertilizer which comprises the following raw materials in parts by weight: 7-15 parts of compound amino acid, 90-200 parts of urea, 40-80 parts of monoammonium phosphate, 60-100 parts of potassium chloride, 15-35 parts of bentonite, 10-30 parts of borax, 1-10 parts of amino acid chelated zinc, 2-19 parts of humic acid, 10-20 parts of an anti-blocking agent, 2-18 parts of attapulgite, 2-15 parts of bean pulp, 2-12 parts of vinasse, 3-17 parts of a biological agent and 2-14 parts of a plant growth regulator. The invention is an organic compound fertilizer taking nitrogen-based acid as a main component, and on the basis of reasonably proportioning nitrogen, phosphorus and potassium, partial trace elements are added, so that the utilization rate of a large number of elements is improved to different degrees, and the organic compound fertilizer plays an important role in relieving diseases of crops caused by the lack of trace elements.
Description
Technical Field
The invention belongs to the technical field of crop compound fertilizers, and particularly relates to a chelated controlled-release compound fertilizer and a preparation method thereof.
Background
China is a big agricultural country and also a big country for producing and using chemical fertilizers. The use of a large amount of chemical fertilizers promotes the improvement of grain yield in China and greatly promotes the development of agriculture in China. However, in the process of using the fertilizer, most people misunderstand that the compound fertilizer containing N.P.K. is the universal fertilizer, so that the use of other fertilizers is ignored. The consequence of this is that the soil is hardened seriously, the pH value exceeds the standard, the quality of crops is reduced, the farming cost of farmers is increased, other elements required by the growth of the crops are lacked in a large quantity, and therefore the yield of the crops does not reach the expected yield of fertilization, or diseases and insect pests easily appear in the later growth process. Therefore, the novel chelating controlled-release compound fertilizer is developed to supplement the requirements of other crops on the basis of ensuring the reasonable proportion of nitrogen, phosphorus and potassium
Trace elements are needed, so that the disease of crops caused by the lack of trace elements is greatly relieved.
Disclosure of Invention
The technical scheme adopted by the invention is as follows: a chelated controlled-release compound fertilizer is composed of the following raw materials in parts by weight: 7-15 parts of compound amino acid, 90-200 parts of urea, 40-80 parts of monoammonium phosphate, 60-100 parts of potassium chloride, 15-35 parts of bentonite, 10-30 parts of borax, 1-10 parts of amino acid chelated zinc, 2-19 parts of humic acid, 10-20 parts of an anti-blocking agent, 2-18 parts of attapulgite, 2-15 parts of bean pulp, 2-12 parts of vinasse, 3-17 parts of a biological agent and 2-14 parts of a plant growth regulator.
The chelated controlled-release compound fertilizer is prepared from the following raw materials in parts by weight: 8-13 parts of compound amino acid, 100-170 parts of urea, 45-72 parts of monoammonium phosphate, 70-90 parts of potassium chloride, 18-30 parts of bentonite, 12-25 parts of borax, 2-8 parts of amino acid chelated zinc, 3-15 parts of humic acid, 13-19 parts of anti-caking agent, 4-15 parts of attapulgite, 5-12 parts of bean pulp, 4-10 parts of vinasse, 4-15 parts of biological agent and 3-11 parts of plant growth regulator.
The chelated controlled-release compound fertilizer is prepared from the following raw materials in parts by weight: 11 parts of compound amino acid, 130 parts of urea, 55 parts of monoammonium phosphate, 78 parts of potassium chloride, 22 parts of bentonite, 17 parts of borax, 6 parts of amino acid chelated zinc, 8 parts of humic acid, 16 parts of anti-caking agent, 9 parts of attapulgite, 8 parts of bean pulp, 7 parts of vinasse, 11 parts of biological agent and 7 parts of plant growth regulator.
The biological agent is one or more of actinomycetes, azotobacter, silicate bacteria or bacillus subtilis.
The plant growth regulator is one or more of diethyl aminoethyl hexanoate, forchlorfenuron, and sodium salt of navelyl acetate.
The anti-caking agent is inorganic powder or a surfactant; the inorganic powder is one or more than two of kaolin, talcum powder, zeolite powder or bentonite; the surfactant is one or more of sodium dodecyl benzene sulfonate, sodium dodecyl sulfate, sodium stearate and calcium stearate.
The preparation method of the chelated controlled-release compound fertilizer is characterized in that,
(1) weighing urea, monoammonium phosphate, potassium chloride, borax, amino acid chelated zinc, an anti-caking agent and attapulgite according to a proportion, crushing and sieving for later use;
(2) proportionally placing the biological agent, the soybean meal and the vinasse into a closed container after stirring, and fermenting for 3-9 days at 40-80 ℃ for later use;
(3) mixing the products obtained in the steps, adding the plant growth regulator according to the proportion, mixing and stirring, drying, and putting into a granulator for granulation to obtain the plant growth regulator.
Urea: is the nitrogen fertilizer with the highest nitrogen content at present. Urea is a high-concentration nitrogen fertilizer, belongs to a neutral quick-acting fertilizer, and can also be used for producing various compound fertilizers. No harmful substance is left in the soil, and no adverse effect is caused after long-term application. Urea is suitable for use as a base fertilizer and a top dressing, and is sometimes used as a seed fertilizer. The urea is suitable for all crops and all soils, can be used as a base fertilizer and a top dressing, and can be applied to both dry and paddy fields. Urea can promote cell division and growth, and make branches and leaves grow luxuriantly.
Monoammonium phosphate: good chemical stability and good compatibility with ammonium sulfate, potassium dihydrogen phosphate and the like. Is one of the main varieties of high-concentration phosphorus compound fertilizers. The product is generally used as a top dressing, and is also the most main basic raw material for producing ternary blended fertilizer and BB fertilizer; the product is widely applicable to various grain crops and economic crops. Application as a fertilizer during crop growth is most suitable, being acidic in the soil, and also being superior to other fertilizers in alkaline soil.
Ammonium sulfate: it is mainly used as fertilizer and is suitable for various soils and crops. A high-quality nitrogen fertilizer (commonly called "fertilizer field powder") is suitable for general soil and crops, and can make branches and leaves grow vigorously, raise fruit quality and yield, and raise the resistance of crops to disasters, so that it can be used as base fertilizer, additional fertilizer and seed fertilizer.
Amino acid chelated zinc: the amino acid chelated zinc is a zinc structural form in which zinc ions are embedded between two amino acid molecules. Two amino acid molecules clamp a zinc ion like crab pincers to form an ultra-stable chelating structure. The amino acid can be directly absorbed by the plants to stimulate the growth of the plants, and the amino acid can be directly utilized by the plants under the condition of no photosynthesis; when the amino acid medium trace element chelate is used as a chelate, metal ions can be protected from generating side reactions with other substances, and the chelate can be absorbed and utilized by crops after the metal ions reach the required parts of the plants, so that the amino acid medium trace element chelate is an organic medium trace element fertilizer with excellent performance, low price and moderate chelating constant, and can effectively solve the contradiction between balanced fertilizer preparation and balanced absorption of the crops.
Potassium sulfate: the potassium sulfate is colorless crystals, has small hygroscopicity, is not easy to agglomerate, has good physical properties, is convenient to apply and is a good water-soluble potassium fertilizer.
Potassium dihydrogen phosphate: the fertilizer is used as a high-efficiency phosphorus-potassium compound fertilizer in agriculture; the potassium dihydrogen phosphate product is widely suitable for various types of cash crops, grains, melons, fruits, vegetables and almost all types of crops. The actual application effect of various crops in various regions proves that the monopotassium phosphate has a plurality of excellent effects of remarkably increasing both production and income, improving quantity and optimizing quality, resisting lodging, resisting diseases and insect pests, preventing and treating premature senility and the like, and has the effect of overcoming the insufficient nutrition caused by the reduction of the aging and absorption capacity of the root system in the later growth period of the crops.
Compound sodium nitrophenolate: has the functions of promoting cell protoplasm flow, improving cell activity, accelerating plant growth and development, promoting root growth and seedling strengthening, protecting flower and fruit, bearing fruit and expanding, improving yield, enhancing stress resistance and the like.
Straw: the straw is a general term of stem leaf (ear) part of mature crops. Typically refers to the remainder of the wheat, rice, corn, potatoes, oil, cotton, sugar cane and other crops (typically roughages) after harvesting the seed. The straw is rich in nitrogen, phosphorus, potassium, calcium, magnesium, organic matters and the like, is a multipurpose renewable biological resource, and is a coarse feed. It features high coarse fibre content (30-40%), and lignin content. The straw bio-fertilizer produced by the straw has higher fertilizer efficiency. The straw is used as a fertilizer to be applied to farmlands through comprehensive utilization, and the method is an effective method for supplementing and balancing soil nutrients and improving soil.
Bean pulp: is a byproduct obtained after soybean oil is extracted from soybeans. The bean pulp is a good organic fertilizer raw material.
Vinasse: the vinasse is a good organic fertilizer, and can effectively improve weak acid state of soil by mixing the vinasse into the soil, so that small particles of the soil are condensed to improve the granular structure of the soil, and the permeability of fertilizer, water and air of plant roots and the extension of the roots are facilitated.
Biological agent: the function is as follows: the soil fertility is improved, organic and inorganic nutrients in soil are activated, the fertilizer efficiency is improved, the crop circulation is promoted, the long-acting absorption and utilization are realized, and the roots are increased, the seedlings are strengthened and the fruits are full; improving soil, improving soil aggregate structure, eliminating hardening, improving water and fertilizer retention capacity, and resisting drought, stress, cold and lodging; the soil conditioner can be used continuously, and can improve the micro-ecological environment of soil. Eliminate soil hardening, neutralize pH value and reduce heavy metal and salt and alkali toxicity in soil.
Plant growth regulator: a plant growth regulator is a kind of agricultural chemicals for regulating plant growth and development, including artificially synthesized compound and natural plant hormone extracted from organism. Its existence can influence and effectively regulate and control the growth and development of plants, including a series of plant life processes from cell growth, division, rooting, germination, flowering, fructification, maturation and abscission.
The invention takes nitrogen-based acid as a main organic compound fertilizer, and adds partial trace elements on the basis of reasonably proportioning nitrogen, phosphorus and potassium, thereby improving the utilization rate of major elements to different degrees and playing an important role in relieving diseases of crops caused by the lack of trace elements.
Detailed Description
The invention is further described with reference to specific examples.
Example 1
A chelated controlled-release compound fertilizer is composed of the following raw materials in parts by weight: 7 parts of compound amino acid, 90 parts of urea, 40 parts of monoammonium phosphate, 60 parts of potassium chloride, 15 parts of bentonite, 10 parts of borax, 1 part of amino acid chelated zinc, 2 parts of humic acid, 10 parts of anti-caking agent, 2 parts of attapulgite, 2 parts of bean pulp, 2 parts of vinasse, 3 parts of biological agent and 2 parts of plant growth regulator.
The biological agent is actinomycetes. The plant growth regulator is diethyl aminoethyl hexanoate.
A preparation method of a chelated controlled-release compound fertilizer,
(1) weighing urea, monoammonium phosphate, potassium chloride, borax, amino acid chelated zinc, an anti-caking agent and attapulgite according to a proportion, crushing and sieving for later use;
(2) proportionally placing the biological agent, the bean pulp and the vinasse into a closed container after stirring, and fermenting for 3 days at 40 ℃ for later use;
(3) mixing the products obtained in the steps, adding the plant growth regulator according to the proportion, mixing and stirring, drying, and putting into a granulator for granulation to obtain the plant growth regulator.
Example 2
A chelated controlled-release compound fertilizer is composed of the following raw materials in parts by weight: 15 parts of compound amino acid, 200 parts of urea, 80 parts of monoammonium phosphate, 100 parts of potassium chloride, 35 parts of bentonite, 30 parts of borax, 10 parts of amino acid chelated zinc, 19 parts of humic acid, 20 parts of anti-caking agent, 18 parts of attapulgite, 15 parts of bean pulp, 12 parts of vinasse, 17 parts of biological agent and 14 parts of plant growth regulator.
The preparation method of the chelated controlled-release compound fertilizer comprises the following steps:
(1) weighing urea, monoammonium phosphate, potassium chloride, borax, amino acid chelated zinc, an anti-caking agent and attapulgite according to a proportion, crushing and sieving for later use;
(2) proportionally placing the biological agent, the bean pulp and the vinasse into a closed container after stirring, and fermenting for 9 days at 80 ℃ for later use;
(3) mixing the products obtained in the steps, adding the plant growth regulator according to the proportion, mixing and stirring, drying, and putting into a granulator for granulation to obtain the plant growth regulator.
Example 3
A chelated controlled-release compound fertilizer is composed of the following raw materials in parts by weight: 8 parts of compound amino acid, 100 parts of urea, 45 parts of monoammonium phosphate, 70 parts of potassium chloride, 18 parts of bentonite, 12 parts of borax, 2 parts of amino acid chelated zinc, 3 parts of humic acid, 13 parts of anti-caking agent, 4 parts of attapulgite, 5 parts of bean pulp, 4 parts of vinasse, 4 parts of biological agent and 3 parts of plant growth regulator.
A preparation method of a chelated controlled-release compound fertilizer,
(1) weighing urea, monoammonium phosphate, potassium chloride, borax, amino acid chelated zinc, an anti-caking agent and attapulgite according to a proportion, crushing and sieving for later use;
(2) proportionally placing the biological agent, the bean pulp and the vinasse into a closed container after stirring, and fermenting for 3 days at 40 ℃ for later use;
(3) mixing the products obtained in the steps, adding the plant growth regulator according to the proportion, mixing and stirring, drying, and putting into a granulator for granulation to obtain the plant growth regulator.
Example 4
A chelated controlled-release compound fertilizer is composed of the following raw materials in parts by weight: 13 parts of compound amino acid, 170 parts of urea, 72 parts of monoammonium phosphate, 90 parts of potassium chloride, 30 parts of bentonite, 25 parts of borax, 8 parts of amino acid chelated zinc, 15 parts of humic acid, 19 parts of anti-caking agent, 15 parts of attapulgite, 12 parts of bean pulp, 10 parts of vinasse, 15 parts of biological agent and 11 parts of plant growth regulator.
A preparation method of a chelated controlled-release compound fertilizer,
(1) weighing urea, monoammonium phosphate, potassium chloride, borax, amino acid chelated zinc, an anti-caking agent and attapulgite according to a proportion, crushing and sieving for later use;
(2) proportionally placing the biological agent, the bean pulp and the vinasse into a closed container after stirring, and fermenting for 4 days at 50 ℃ for later use;
(3) mixing the products obtained in the steps, adding the plant growth regulator according to the proportion, mixing and stirring, drying, and putting into a granulator for granulation to obtain the plant growth regulator.
Example 5
A chelated controlled-release compound fertilizer is composed of the following raw materials in parts by weight: 11 parts of compound amino acid, 130 parts of urea, 55 parts of monoammonium phosphate, 78 parts of potassium chloride, 22 parts of bentonite, 17 parts of borax, 6 parts of amino acid chelated zinc, 8 parts of humic acid, 16 parts of anti-caking agent, 9 parts of attapulgite, 8 parts of bean pulp, 7 parts of vinasse, 11 parts of biological agent and 7 parts of plant growth regulator.
The preparation method of the chelated controlled-release compound fertilizer comprises the following steps:
(1) weighing urea, monoammonium phosphate, potassium chloride, borax, amino acid chelated zinc, an anti-caking agent and attapulgite according to a proportion, crushing and sieving for later use;
(2) proportionally placing the biological agent, the bean pulp and the vinasse into a closed container after stirring, and fermenting for 7 days at 50 ℃ for later use;
(3) mixing the products obtained in the steps, adding the plant growth regulator according to the proportion, mixing and stirring, drying, and putting into a granulator for granulation to obtain the plant growth regulator.
The embodiments of the present invention have been described above. However, the present invention is not limited to the above embodiment. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The chelated controlled-release compound fertilizer is characterized by comprising the following raw materials in parts by weight: 7-15 parts of compound amino acid, 90-200 parts of urea, 40-80 parts of monoammonium phosphate, 60-100 parts of potassium chloride, 15-35 parts of bentonite, 10-30 parts of borax, 1-10 parts of amino acid chelated zinc, 2-19 parts of humic acid, 10-20 parts of an anti-blocking agent, 2-18 parts of attapulgite, 2-15 parts of bean pulp, 2-12 parts of vinasse, 3-17 parts of a biological agent and 2-14 parts of a plant growth regulator.
2. The chelated controlled-release compound fertilizer as claimed in claim 1, wherein the compound fertilizer is composed of the following raw materials in parts by weight: 8-13 parts of compound amino acid, 100-170 parts of urea, 45-72 parts of monoammonium phosphate, 70-90 parts of potassium chloride, 18-30 parts of bentonite, 12-25 parts of borax, 2-8 parts of amino acid chelated zinc, 3-15 parts of humic acid, 13-19 parts of anti-caking agent, 4-15 parts of attapulgite, 5-12 parts of bean pulp, 4-10 parts of vinasse, 4-15 parts of biological agent and 3-11 parts of plant growth regulator.
3. The chelated controlled-release compound fertilizer as claimed in claim 1, wherein the compound fertilizer is composed of the following raw materials in parts by weight: 11 parts of compound amino acid, 130 parts of urea, 55 parts of monoammonium phosphate, 78 parts of potassium chloride, 22 parts of bentonite, 17 parts of borax, 6 parts of amino acid chelated zinc, 8 parts of humic acid, 16 parts of anti-caking agent, 9 parts of attapulgite, 8 parts of bean pulp, 7 parts of vinasse, 11 parts of biological agent and 7 parts of plant growth regulator.
4. The chelated controlled-release compound fertilizer as claimed in claim 1, wherein the biological agent is one or more of actinomycetes, azotobacter, silicate bacteria or bacillus subtilis.
5. The chelated controlled-release compound fertilizer as claimed in claim 1, wherein the plant growth regulator is one or more of diethyl aminoethyl hexanoate, forchlorfenuron, navajin or sodium salt of naphthylacetic acid.
6. The chelated controlled-release compound fertilizer as claimed in claim 1, wherein the anti-caking agent is an inorganic powder or a surfactant; the inorganic powder is one or more than two of kaolin, talcum powder, zeolite powder or bentonite; the surfactant is one or more of sodium dodecyl benzene sulfonate, sodium dodecyl sulfate, sodium stearate and calcium stearate.
7. The method for preparing a chelated controlled-release compound fertilizer as claimed in claim 1-6,
(1) weighing urea, monoammonium phosphate, potassium chloride, borax, amino acid chelated zinc, an anti-caking agent and attapulgite according to a proportion, crushing and sieving for later use;
(2) proportionally placing the biological agent, the soybean meal and the vinasse into a closed container after stirring, and fermenting for 3-9 days at 40-80 ℃ for later use;
(3) mixing the products obtained in the steps, adding the plant growth regulator according to the proportion, mixing and stirring, drying, and putting into a granulator for granulation to obtain the plant growth regulator.
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Cited By (1)
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Application publication date: 20211008 |
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