CN112010705A - Water-soluble fertilizer and preparation method and application thereof - Google Patents
Water-soluble fertilizer and preparation method and application thereof Download PDFInfo
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- CN112010705A CN112010705A CN202010950409.5A CN202010950409A CN112010705A CN 112010705 A CN112010705 A CN 112010705A CN 202010950409 A CN202010950409 A CN 202010950409A CN 112010705 A CN112010705 A CN 112010705A
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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
- C05C1/00—Ammonium nitrate fertilisers
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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
Abstract
The invention provides a water-soluble fertilizer and a preparation method and application thereof, and relates to the technical field of agricultural planting. The water-soluble fertilizer can rapidly provide medium and trace elements such as calcium, magnesium, boron, zinc, iron, molybdenum and the like for crops, not only provides necessary nutrition for the growth capacity of the crops, but also can improve soil, reduce the occurrence of plant diseases and insect pests and break the dormancy stage of fruit trees.
Description
Technical Field
The invention relates to the technical field of agricultural planting, in particular to a water-soluble fertilizer and a preparation method and application thereof.
Background
Under the conditions of excessive planting and improper management of agricultural planting in China, serious soil problems exist. Among them, soil nutrient imbalance and soil hardening are two of the soil problems. In the production, the fertilizer is not applied according to the proportion of nutrient elements required by crops, the fertilizer is not applied according to the soil formula, nitrogen, phosphorus and potassium are applied in a blind and excessive way, organic fertilizer and medium and trace element fertilizer are not applied or are applied in a small quantity, so that the enrichment of nitrogen and phosphorus in the soil is caused, the depletion of medium and trace elements such as potassium, calcium, magnesium, boron, zinc, iron, molybdenum and the like in the soil is caused, the proportion of nitrogen, phosphorus and potassium is disordered, the proportion of nutrients between major elements and the medium and trace elements is disordered, the antagonism of the nutrient elements in the soil is caused, the fertilizer is used, the crop growth is easy to; if the medium trace elements in agricultural products are low, the content of the medium trace elements obtained from food by people is less and less through the food chain transmission, so that the nutrient deficiency symptoms of people are more and more at present. Meanwhile, the fertilizer is applied for a long time, and is not applied or is applied for a little, so that soil hardening is caused, and poor growth of crops is caused. Meanwhile, the plant dormancy terminator is only used for breaking the dormancy period of the fruit trees at present, only the dormancy can be broken, nutrition cannot be provided for the fruit trees, and the restoration of tree vigor is not facilitated.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The invention aims to provide a water-soluble fertilizer which can rapidly provide medium and trace elements such as calcium, magnesium, boron, zinc, iron, molybdenum and the like for crops, not only provides necessary nutrition for the growth capacity of the crops, but also can improve soil, reduce the occurrence of plant diseases and insect pests and break the dormancy stage of fruit trees.
The water-soluble fertilizer provided by the invention comprises amino acid, calcium magnesium ammonium nitrate, cyanamide and alginic acid solution.
Further, the feed comprises the following raw materials in parts by weight: 15-20 parts of amino acid, 20-30 parts of calcium magnesium ammonium nitrate and 10-45 parts of cyanamide;
preferably, the feed comprises the following raw materials in parts by weight: 20 parts of amino acid, 20 parts of calcium magnesium ammonium nitrate and 16 parts of cyanamide.
More preferably, the feed comprises the following raw materials in parts by weight: 20 parts of amino acid, 25 parts of calcium magnesium ammonium nitrate and 25 parts of cyanamide.
Further, the amino acid includes at least one of glutamic acid, histidine, aspartic acid, proline, valine, alanine, leucine, lysine, arginine, serine, tryptophan, methionine, phenylalanine, tyrosine, glycine, and threonine;
preferably, the calcium magnesium ammonium nitrate is a solution formed by calcium magnesium extracted from phosphorite by nitric acid;
preferably, the ammonium calcium magnesium nitrate comprises nitrogen, calcium, magnesium, iron, silicon and other elements.
Further, at least one of the following raw materials is also included: potassium nitrate, zinc nitrate, manganese nitrate, ferric EDTA, boric acid, alginic acid solution, ammonium molybdate and hemiphyllin.
Further, the paint also comprises at least one of the following raw materials in parts by weight: 5-10 parts of potassium nitrate, 3-5 parts of zinc nitrate, 5-8 parts of manganese nitrate, 3-5 parts of EDTA (ethylene diamine tetraacetic acid), 2.5-5 parts of boric acid, 1.3-17.3 parts of alginic acid, 0.1-0.3 part of ammonium molybdate and 0.1-0.5 part of hemiphyllin;
preferably, the water-soluble fertilizer comprises the following raw materials in parts by weight: 15-20 parts of amino acid, 20-30 parts of calcium magnesium ammonium nitrate, 10-45 parts of cyanamide, 5-10 parts of potassium nitrate, 3-5 parts of zinc nitrate, 5-8 parts of manganese nitrate, 3-5 parts of EDTA (ethylene diamine tetraacetic acid), 2.5-5 parts of boric acid, 1.3-17.3 parts of alginic acid, 0.1-0.3 part of ammonium molybdate and 0.1-0.5 part of hemin, wherein the total weight of the raw materials in the water-soluble fertilizer is 100 parts;
preferably, the water-soluble fertilizer comprises the following raw materials in parts by weight: 20 parts of amino acid, 20 parts of calcium magnesium ammonium nitrate, 16 parts of cyanamide, 10 parts of potassium nitrate, 5 parts of zinc nitrate, 8 parts of manganese nitrate, 5 parts of EDTA (ethylene diamine tetraacetic acid), 2.5 parts of boric acid, 5.2 parts of alginic acid solution, 0.1 part of ammonium molybdate and 0.2 part of hemiphyllin.
Preferably, the feed additive comprises 20 parts of amino acid, 25 parts of calcium magnesium ammonium nitrate, 25 parts of cyanamide, 8 parts of potassium nitrate, 3 parts of zinc nitrate, 5 parts of manganese nitrate, 3 parts of ferric EDTA, 3 parts of boric acid, 7.2 parts of alginic acid solution, 0.3 part of ammonium molybdate and 0.5 part of hemiphyllin;
further, the alginic acid solution is formed by performing biological enzymolysis on seaweed;
preferably, the alginic acid solution comprises alginic acid, betaine, mannitol, natural growth hormone and the like.
A method for preparing the water-soluble fertilizer comprises the following steps: and mixing the raw materials to obtain the water-soluble fertilizer.
Further, comprising: firstly, amino acid and calcium magnesium ammonium nitrate are mixed to obtain a mixture, and then the mixture is mixed with other raw materials.
Further, comprising: sequentially adding boric acid, EDTA iron, potassium nitrate, cyanamide, zinc nitrate, manganese nitrate, ammonium molybdate, alginic acid solution and hemiphyllin into the mixed solution of amino acid and calcium magnesium ammonium nitrate;
preferably, when boric acid, ferric EDTA, potassium nitrate, cyanamide, zinc nitrate, manganese nitrate, ammonium molybdate, alginic acid solution and hemiphyllin are sequentially added, the next raw material is added after the former raw material is completely dissolved.
Use of a water-soluble fertilizer as hereinbefore described in agricultural planting.
Compared with the prior art, the invention has the beneficial effects that:
the water-soluble fertilizer mainly comprises amino acid, calcium magnesium ammonium nitrate and cyanamide; wherein:
the amino acid can promote soil aggregates to be a basic unit of a soil structure, the physical and chemical properties of overhigh salt content, over-strong alkalinity, high soil particle dispersion and poor soil structure property in the soil can be changed by using the amino acid, the formation of the soil aggregates is promoted, after the amino acid is applied, the volume weight of the soil is reduced, the total porosity and the water holding capacity of the soil are correspondingly increased, the water and fertilizer retention capacity of the soil is improved, and therefore good conditions are created for the growth and development of plant roots. Meanwhile, the amino acid can promote the activity of soil microorganisms, increase the number of the soil microorganisms and enhance the activity of soil enzymes, and a large number of researches prove that the amino acid is an accelerant and a catalyst for synthesizing various enzymes in plants and plays an important role in plant metabolism. The administration of amino acids increases the number of aerobic bacteria, actinomycetes and cellulolytic bacteria. Is beneficial to accelerating the mineralization of organic matters and promoting the release of nutrient elements.
Meanwhile, ammonium nitrate calcium magnesium and the like in the water-soluble fertilizer contain medium and trace elements such as calcium, magnesium, boron, zinc, iron, molybdenum and the like, and cooperate with the chelation synergistic effect of amino acid and alginic acid, so that the solidification of the elements in soil is reduced, the elements can be more effectively absorbed by crops, and the foliage spray can more quickly enter the foliage.
In addition, the cyanamide has a sterilization function, can kill germs in soil, and has the function of breaking the dormancy period. In addition, the water-soluble fertilizer can also save the using amount of pesticides, and is an environment-friendly fertilizer.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. 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.
In one aspect of the invention, the invention provides a water-soluble fertilizer comprising an amino acid, calcium magnesium ammonium nitrate and cyanamide.
The water-soluble fertilizer mainly comprises amino acid, calcium magnesium ammonium nitrate and cyanamide; the amino acid can promote soil aggregates to be a basic unit of a soil structure, the physical and chemical properties of overhigh salt content, over-strong alkalinity, high soil particle dispersion and poor soil structure property in the soil can be changed by using the amino acid, the formation of the soil aggregates is promoted, after the amino acid is applied, the volume weight of the soil is reduced, the total porosity and the water holding capacity of the soil are correspondingly increased, the water and fertilizer retention capacity of the soil is improved, and therefore good conditions are created for the growth and development of plant roots. Meanwhile, the amino acid can promote the activity of soil microorganisms, increase the number of the soil microorganisms and enhance the activity of soil enzymes, and a large number of researches prove that the amino acid is an accelerant and a catalyst for synthesizing various enzymes in plants and plays an important role in plant metabolism. The administration of amino acids increases the number of aerobic bacteria, actinomycetes and cellulolytic bacteria. Is beneficial to accelerating the mineralization of organic matters and promoting the release of nutrient elements. In addition, the water-soluble fertilizer contains medium and trace elements such as calcium, magnesium, boron, zinc, iron and molybdenum, and the chelating synergistic effect of amino acid and alginic acid liquor is cooperated, so that the solidification of the elements in soil is reduced, the elements can be absorbed by crops more effectively, and the foliage spraying can enter the foliage more quickly. In addition, the cyanamide has a sterilization function, can kill germs in soil, and has the function of breaking the dormancy period. In addition, the water-soluble fertilizer can also save the using amount of pesticides, and is an environment-friendly fertilizer.
In some embodiments of the invention, the water soluble fertilizer comprises the following raw materials in parts by weight: 15-20 parts (for example, 15 parts, 16 parts, 17 parts, 18 parts, 19 parts or 20 parts) of amino acid, 20-30 parts (for example, 20 parts, 22 parts, 24 parts, 26 parts, 28 parts or 30 parts) of calcium magnesium ammonium nitrate and 10-45 parts (for example, 10 parts, 15 parts, 20 parts, 25 parts, 30 parts, 35 parts, 40 parts or 45 parts) of cyanamide. When the content of the amino acid is less than 15 parts by weight, the advantageous effect produced is low, and when the content of the amino acid is more than 20 parts by weight, the optimum effect on the plant is not obtained; when the content of calcium magnesium ammonium nitrate is lower than 20 parts by weight, the content of calcium magnesium in the formula is low, so that the obvious effect of supplementing calcium magnesium to plants cannot be achieved, and when the content of calcium magnesium ammonium nitrate is higher than 30 parts by weight, the effect of inhibiting the growth of plants is achieved; when the content of the cyanamide is less than 10 parts by weight, the effect of breaking the resting period of the plant is not produced, and when the content of the cyanamide is more than 45 parts by weight, the plant is easily damaged.
In some preferred embodiments of the present invention, the composition comprises the following raw materials in parts by weight: 18 parts of amino acid, 20 parts of calcium magnesium ammonium nitrate and 16 parts of cyanamide.
In some more preferred embodiments of the present invention, the composition comprises the following raw materials in parts by weight: 20 parts of amino acid, 25 parts of calcium magnesium ammonium nitrate and 25 parts of cyanamide.
In some embodiments of the invention, the amino acid comprises at least one of glutamic acid, histidine, aspartic acid, proline, valine, alanine, leucine, lysine, arginine, serine, tryptophan, methionine, phenylalanine, tyrosine, glycine, and threonine. Therefore, the material source is wide, the price is low, and the effect of improving the effect of the water-soluble fertilizer is better.
In some embodiments of the invention, the calcium magnesium ammonium nitrate is a solution of calcium magnesium extracted from phosphate ore with nitric acid. Therefore, the material in the process of extracting the phosphorite can be fully utilized, and the production cost is favorably reduced.
In some embodiments of the invention, the ammonium nitrate includes nitrogen, calcium, magnesium, iron, silicon, and the like. Therefore, the content of the trace elements in the water-soluble fertilizer is favorably improved.
In some embodiments of the invention, the water-soluble fertilizer further comprises at least one of the following raw material species: potassium nitrate, zinc nitrate, manganese nitrate, ferric EDTA, boric acid, alginic acid solution, ammonium molybdate and hemiphyllin. Therefore, the content of the trace elements in the water-soluble fertilizer is increased.
In some embodiments of the present invention, the composition further comprises at least one of the following raw materials in parts by weight: 5 to 10 parts (for example, 5 parts, 6 parts, 7 parts, 8 parts, 9 parts, 10 parts, etc.), 3 to 5 parts (for example, 3 parts, 4 parts, 5 parts, etc.), 5 to 8 parts (for example, 5 parts, 6 parts, 7 parts, 8 parts, etc.), 3 to 5 parts (for example, 3 parts, 4 parts, 5 parts, etc.) of ferric EDTA, 2.5 to 5 parts (for example, 2.5 parts, 3 parts, 4 parts, 5 parts, etc.), 1.3 to 17.3 parts (for example, 1.3 parts, 5 parts, 10 parts, 15 parts, 17 parts, 17.3 parts, etc.), 0.1 to 0.3 part (for example, 0.1 part, 0.2 part, 0.3 part, etc.) of ammonium molybdate, and 0.1 to 0.5 part (for example, 0.1 part, 0.2 part, 0.3 part, 0.5 part, etc.) of hemiphyllin.
In some embodiments of the invention, the water soluble fertilizer comprises the following raw materials in parts by weight: 15-20 parts of amino acid, 20-30 parts of calcium magnesium ammonium nitrate, 10-45 parts of cyanamide, 5-10 parts of potassium nitrate, 3-5 parts of zinc nitrate, 5-8 parts of manganese nitrate, 3-5 parts of EDTA (ethylene diamine tetraacetic acid), 2.5-5 parts of boric acid, 1.3-17.3 parts of alginic acid, 0.1-0.3 part of ammonium molybdate and 0.1-0.5 part of hemiphyllin, wherein the total weight parts of the raw materials in the water-soluble fertilizer is 100 parts. Therefore, the water-soluble fertilizer can provide nitrogen, potassium, calcium, magnesium, zinc, boron, manganese, iron and molybdenum for plants, promote photosynthesis of crops, improve the content of solid matters such as protein, soluble sugar and vitamins of agricultural products when the water-soluble fertilizer is applied to the crops, and also improve the disease prevention capability of the crops and the quality of the agricultural products.
In some embodiments of the invention, the water-soluble fertilizer comprises the following raw materials in parts by weight: 20 parts of amino acid, 20 parts of calcium magnesium ammonium nitrate, 16 parts of cyanamide, 10 parts of potassium nitrate, 5 parts of zinc nitrate, 8 parts of manganese nitrate, 3 parts of EDTA (ethylene diamine tetraacetic acid), 2.5 parts of boric acid, 5.2 parts of alginic acid solution, 0.1 part of ammonium molybdate and 0.2 part of hemiphyllin.
In some embodiments of the invention, the alginic acid solution is alginic acid solution formed by enzymatic hydrolysis of algae using a biological enzyme; the alginic acid solution comprises alginic acid, betaine, mannitol, natural growth hormone and other substances. Therefore, the stress resistance of crops such as drought resistance, cold resistance and the like can be improved.
In another aspect of the present invention, the present invention provides a method for preparing the water soluble fertilizer, which comprises: and mixing the raw materials to obtain the water-soluble fertilizer. Therefore, the method is simple and convenient to operate, easy to realize and suitable for large-scale production.
In some embodiments of the invention, the method of making comprises: firstly, amino acid and calcium magnesium ammonium nitrate are mixed to obtain a mixture, and then the mixture is mixed with other raw materials. Therefore, the raw materials are mixed more uniformly.
In some preferred embodiments of the present invention, the manufacturing method comprises: the method comprises the following steps: sequentially adding boric acid, EDTA iron, potassium nitrate, cyanamide, zinc nitrate, manganese nitrate, ammonium molybdate, alginic acid solution and hemiphyllin into the mixed solution of amino acid and calcium magnesium ammonium nitrate. This can improve the dissolution efficiency of each raw material.
In some embodiments of the invention, when boric acid, ferric EDTA, potassium nitrate, cyanamide, zinc nitrate, manganese nitrate, ammonium molybdate, alginic acid, and hemiphyllin are added sequentially, the next material is added after the former material is completely dissolved. Therefore, the raw materials are mixed more uniformly.
In a further aspect of the invention, there is provided the use of a water-soluble fertiliser as hereinbefore described in agricultural planting.
The water-soluble fertilizer disclosed by the invention is not limited by soil conditions (such as nutritional imbalance), is suitable for leaf surfaces of crops, can effectively provide necessary trace elements for the crops, promotes the photosynthesis of the crops, improves the solid matters such as protein, soluble sugar and vitamins of agricultural products, improves the disease prevention capability of the crops and improves the quality of the agricultural products.
The technical solution of the present invention will be further described with reference to examples and comparative examples.
In the following examples and comparative examples, calcium magnesium ammonium nitrate is a solution of calcium magnesium extracted from phosphate ore with nitric acid, and the specific composition is nitrogen, calcium, magnesium, iron, silicon, etc., unless otherwise specified. The alginic acid solution is prepared by performing biological enzymolysis on Sargassum, and specifically comprises alginic acid, betaine, mannitol, natural growth hormone, etc.
Example 1
The preparation method of the water-soluble fertilizer comprises the following steps:
adding 20% of amino acid powder (40% of glutamic acid, 20% of glycine and 40% of aspartic acid) and 30% of calcium magnesium nitrate liquid into a reaction tank according to the mass percentage, and uniformly mixing; then, 5% of boric acid, 5% of EDTA iron, 10% of potassium nitrate, 10% of cyanamide, 3% of zinc nitrate, 8% of manganese nitrate, 0.3% of ammonium molybdate, 8.2% of alginic acid and 0.5% of hemiphyllin are sequentially added, and the feeding operation is to add the next material after the former material is completely dissolved.
Example 2
The preparation method of the water-soluble fertilizer comprises the following steps:
adding 18% of amino acid powder (prepared by mixing 16% of lysine, 18% of arginine, 15% of serine, 12% of tryptophan, 8% of methionine, 11% of phenylalanine and 20% of tyrosine) and 20% of calcium magnesium nitrate solution into a reaction tank by mass percent, and uniformly mixing; then, 3.8% of boric acid, 4% of EDTA iron, 7.5% of potassium nitrate, 16% of cyanamide, 5% of zinc nitrate, 6.5% of manganese nitrate, 0.2% of ammonium molybdate, 18.7% of alginic acid and 0.3% of hemiphyllin are added in sequence, and the feeding operation is that after the former material is completely dissolved, the next material is added.
Example 3
The preparation method of the water-soluble fertilizer comprises the following steps:
adding 20% of amino acid powder (7% of glutamic acid, 2% of histidine, 10% of aspartic acid, 12% of proline, 6.5% of valine, 5.5% of alanine, 7.5% of leucine, 6.5% of lysine, 7% of arginine, 8% of serine, 2% of tryptophan, 2.5% of methionine, 2.5% of phenylalanine, 5.5% of tyrosine, 9% of glycine and 6.5% of threonine) and 25% of calcium magnesium nitrate liquid into a reaction tank by mass percent, and uniformly mixing; then sequentially adding 2.5% of boric acid, 3% of EDTA iron, 5% of potassium nitrate, 25% of cyanamide, 5% of zinc nitrate, 8% of manganese nitrate, 0.1% of ammonium molybdate, 6.2% of alginic acid and 0.2% of hemiphyllin, wherein the feeding operation is to add the next material after the former material is completely dissolved.
Example 4
The preparation method of the water-soluble fertilizer comprises the following steps:
adding 15% of amino acid powder (mixed by 45% of proline, 25% of valine and 30% of threonine) and 20% of calcium magnesium nitrate liquid into a reaction tank by mass percent, and uniformly mixing; then sequentially adding 2.5% of boric acid, 3% of EDTA iron, 5% of potassium nitrate, 45% of cyanamide, 3% of zinc nitrate, 5% of manganese nitrate, 0.1% of ammonium molybdate, 1.3% of alginic acid and 0.1% of hemiphyllin, wherein the feeding operation is to add the next material after the previous material is completely dissolved.
Example 5
The preparation method of the water-soluble fertilizer is the same as that in example 3, except that the mass fraction of the amino acid is 5%, the mass fraction of the calcium magnesium ammonium nitrate is 60%, and the mass fraction of the cyanamide is 5%.
Example 6
The preparation method of the water-soluble fertilizer is the same as that in example 3, except that the mass fraction of the amino acid is 5%, the mass fraction of the calcium magnesium ammonium nitrate is 30%, and the mass fraction of the cyanamide is 35%.
Example 7
The preparation method of the water-soluble fertilizer is the same as that in example 3, except that the mass fraction of the amino acid is 15%, the mass fraction of the calcium magnesium ammonium nitrate is 45%, and the mass fraction of the cyanamide is 10%.
Example 8
The preparation method of the water-soluble fertilizer is the same as that in example 3, except that the water-soluble fertilizer comprises the following raw materials: 5% of amino acid, 12% of potassium nitrate, 23.3% of calcium magnesium ammonium nitrate, 2% of zinc nitrate, 2% of manganese nitrate, 1% of EDTA iron, 6% of boric acid, 0.5% of alginic acid solution, 0.4% of ammonium molybdate, 47% of cyanamide and 0.8% of hemiphyllin.
Example 9
The preparation method of the water-soluble fertilizer is the same as that in example 3, except that the water-soluble fertilizer comprises the following raw materials: 30% of amino acid, 2% of potassium nitrate, 10% of calcium magnesium ammonium nitrate, 8.9% of zinc nitrate, 10% of manganese nitrate, 8% of EDTA iron, 8% of boric acid, 18% of alginic acid solution, 0.05% of ammonium molybdate, 5% of cyanamide and 0.05% of hemiphyllin.
Comparative example 1
The preparation method of the water-soluble fertilizer is the same as that in example 3, except that the water-soluble fertilizer does not contain amino acid, and the mass fraction of calcium magnesium ammonium nitrate is 45%.
Comparative example 2
The preparation method of the water-soluble fertilizer is the same as that in example 1, except that the water-soluble fertilizer does not contain amino acid, and the mass fraction of the cyanamide is 45%.
Comparative example 3
The preparation method of the water-soluble fertilizer is the same as that in example 1, except that the water-soluble fertilizer does not contain calcium magnesium ammonium nitrate, and the mass fraction of amino acid is 45%.
Comparative example 4
The preparation method of the water-soluble fertilizer is the same as that in example 1, except that the water-soluble fertilizer does not contain calcium magnesium ammonium nitrate, and the mass fraction of the cyanamide is 50%.
Comparative example 5
The water-soluble fertilizer is prepared by the same method as the example 1, except that the water-soluble fertilizer does not contain cyanamide and the mass fraction of amino acid is 45%.
Comparative example 6
The preparation method of the water-soluble fertilizer is the same as that in example 1, except that the water-soluble fertilizer does not contain cyanamide and the mass fraction of calcium magnesium ammonium nitrate is 50%.
Performance testing
1. In a greenhouse for growing cucumbers, 16 treatments are set, each treatment is 3 times repeated, and each repetition is 20 square meters in area. And treating the first step, namely performing conventional fertilization, wherein 1.5 kg of compound fertilizer (15-15-15) is applied to the base fertilizer, 0.8 kg of compound fertilizer (15-5-20) is applied to the cucumber in the flowering period, and 1.2 kg of compound fertilizer (15-5-20) is applied to the cucumber in the cucumber bearing period. Other management is the same as conventional management. Treatments two to sixteen correspond to the treatments two to ten of examples 1 to 9 (corresponding to the treatments two to ten) and comparative examples 1 to 6 (corresponding to the treatments eleven to sixteen), respectively, and the same treatment one was applied to compound fertilizers treated with two to sixteen, except that the treatments corresponding to the base fertilizers were applied to the water-soluble fertilizers corresponding to the treatments 1 to 9 and comparative examples 1 to 6, respectively, with the dilution concentration of the water-soluble fertilizers being 250 times; in the flowering and fruiting period, water-soluble fertilizer corresponding to the base fertilizer is applied by flushing correspondingly, the dilution concentration is 250 times, the water-soluble fertilizer is applied by flushing once every 15 days, the water-soluble fertilizer is sprayed for 4 times, and other management is the same as conventional management. The results obtained in the tests are given in table 1 below:
table 1 product quality of the cucumbers obtained from the different treatments:
2. in an open tomato plantation plot, 4 treatments were set, each treatment was 3 replicates, each replicate being a 20 square meter area. The first treatment is a blank control, 1.5 kilograms of compound fertilizer (15-15-15) is applied to the base fertilizer, 0.8 kilograms of compound fertilizer (15-5-20) is applied to the tomato in the flowering period, 1.2 kilograms of compound fertilizer (15-5-20) is applied to the tomato in the fruiting period, the second treatment and the fourth treatment respectively correspond to the first treatment and the first treatment, except that the water-soluble fertilizer of the first treatment and the fourth treatment are respectively sprayed to the second treatment and the fourth treatment in the flowering and melon-bearing period, the water-soluble fertilizer of the first treatment and the fourth treatment have the same dilution concentration of 1000 times, the water-soluble fertilizer is sprayed once every 10 days and is sprayed for 4 times, and other management is similar to conventional management. The results obtained are shown in Table 2 below:
table 2 product quality of the tomatoes obtained from the different treatments:
3. in an open-air grape planting plot, 2 treatments were set, each treatment being 40 square meters, and one treatment was a blank control, for conventional fertilization. The treatment of the second compound fertilizer is the same as the conventional fertilization, except that in the dormancy stage of the grapes in 1 month, the fertilizer of the embodiment 4 is sprayed, the dilution concentration is 20 times, in the fruiting stage of the grapes, the water-soluble fertilizer of the embodiment 4 is sprayed, the dilution concentration of the water-soluble fertilizer is 1000 times, and the water-soluble fertilizer is sprayed for 1 time every 10 days and is sprayed for 4 times. The results obtained are shown in Table 3 below:
table 3 effect of different treatments:
finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The water-soluble fertilizer is characterized by comprising amino acid, calcium magnesium ammonium nitrate and cyanamide.
2. The water-soluble fertilizer according to claim 1, which comprises the following raw materials in parts by weight: 15-20 parts of amino acid, 20-30 parts of calcium magnesium ammonium nitrate and 10-45 parts of cyanamide;
preferably, the feed comprises the following raw materials in parts by weight: 18 parts of amino acid, 20 parts of calcium magnesium ammonium nitrate and 16 parts of cyanamide;
more preferably, the feed comprises the following raw materials in parts by weight: 20 parts of amino acid, 25 parts of calcium magnesium ammonium nitrate and 25 parts of cyanamide.
3. The water-soluble fertilizer according to claim 1 or 2, wherein said amino acid comprises at least one of glutamic acid, histidine, aspartic acid, proline, valine, alanine, leucine, lysine, arginine, serine, tryptophan, methionine, phenylalanine, tyrosine, glycine, and threonine;
preferably, the calcium magnesium ammonium nitrate is a solution formed by calcium magnesium extracted from phosphorite by nitric acid;
preferably, the ammonium nitrate calcium magnesium includes nitrogen, calcium, magnesium, iron, silicon elements.
4. The water-soluble fertilizer according to claim 1 or 2, further comprising at least one of the following raw material species: potassium nitrate, zinc nitrate, manganese nitrate, ferric EDTA, boric acid, alginic acid solution, ammonium molybdate and hemiphyllin.
5. The water-soluble fertilizer according to claim 4, further comprising at least one of the following raw materials in parts by weight: 5-10 parts of potassium nitrate, 3-5 parts of zinc nitrate, 5-8 parts of manganese nitrate, 3-5 parts of EDTA (ethylene diamine tetraacetic acid), 2.5-5 parts of boric acid, 1.3-17.3 parts of alginic acid, 0.1-0.3 part of ammonium molybdate and 0.1-0.5 part of hemiphyllin;
preferably, the water-soluble fertilizer comprises the following raw materials in parts by weight: 15-20 parts of amino acid, 20-30 parts of calcium magnesium ammonium nitrate, 10-45 parts of cyanamide, 5-10 parts of potassium nitrate, 3-5 parts of zinc nitrate, 5-8 parts of manganese nitrate, 3-5 parts of EDTA (ethylene diamine tetraacetic acid), 2.5-5 parts of boric acid, 1.3-17.3 parts of alginic acid, 0.1-0.3 part of ammonium molybdate and 0.1-0.5 part of hemin, wherein the total weight of the raw materials in the water-soluble fertilizer is 100 parts;
preferably, the water-soluble fertilizer comprises the following raw materials in parts by weight: 18 parts of amino acid, 20 parts of calcium magnesium ammonium nitrate, 16 parts of cyanamide, 10 parts of potassium nitrate, 5 parts of zinc nitrate, 8 parts of manganese nitrate, 5 parts of EDTA (ethylene diamine tetraacetic acid), 2.5 parts of boric acid, 5.2 parts of alginic acid solution, 0.1 part of ammonium molybdate and 0.2 part of hemiphyllin;
preferably, the water-soluble fertilizer comprises the following raw materials in parts by weight: 20 parts of amino acid, 25 parts of calcium magnesium ammonium nitrate, 25 parts of cyanamide, 8 parts of potassium nitrate, 3 parts of zinc nitrate, 5 parts of manganese nitrate, 3 parts of EDTA (ethylene diamine tetraacetic acid), 3 parts of boric acid, 7.2 parts of alginic acid, 0.3 part of ammonium molybdate and 0.5 part of hemiphyllin.
6. The water-soluble fertilizer according to claim 5, wherein the alginic acid solution is formed by enzymatic hydrolysis of seaweed with a biological enzyme;
preferably, the alginic acid solution comprises alginic acid, betaine, mannitol, and natural growth hormone.
7. A method for making a water-soluble fertilizer according to any one of claims 1 to 6, comprising: and mixing the raw materials to obtain the water-soluble fertilizer.
8. The method of manufacturing according to claim 7, comprising: firstly, amino acid and calcium magnesium ammonium nitrate are mixed to obtain a mixture, and then the mixture is mixed with other raw materials.
9. The method of manufacturing according to claim 7 or 8, comprising: sequentially adding boric acid, EDTA iron, potassium nitrate, cyanamide, zinc nitrate, manganese nitrate, ammonium molybdate, alginic acid solution and hemiphyllin into the mixed solution of amino acid and calcium magnesium ammonium nitrate;
preferably, when boric acid, ferric EDTA, potassium nitrate, cyanamide, zinc nitrate, manganese nitrate, ammonium molybdate, alginic acid and hemiphyllin are sequentially added, the next raw material is added after the former raw material is completely dissolved.
10. Use of a water-soluble fertilizer according to any one of claims 1 to 6 in agricultural farming.
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|---|---|---|---|---|
| GB2435470A (en) * | 2006-02-22 | 2007-08-29 | Plant Impact Plc | Agricultural fertiliser composition. |
| CN103396267A (en) * | 2013-08-12 | 2013-11-20 | 辽宁绿源生物农业科技有限公司 | Nitrogen stable-release compound additive and application thereof |
| CN109734539A (en) * | 2019-03-07 | 2019-05-10 | 深圳市芭田生态工程股份有限公司 | One kind having multiple functions water-soluble fertilizer and production method |
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2020
- 2020-09-10 CN CN202010950409.5A patent/CN112010705A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2435470A (en) * | 2006-02-22 | 2007-08-29 | Plant Impact Plc | Agricultural fertiliser composition. |
| CN103396267A (en) * | 2013-08-12 | 2013-11-20 | 辽宁绿源生物农业科技有限公司 | Nitrogen stable-release compound additive and application thereof |
| CN109734539A (en) * | 2019-03-07 | 2019-05-10 | 深圳市芭田生态工程股份有限公司 | One kind having multiple functions water-soluble fertilizer and production method |
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