CN113087562A - Chelated liquid fertilizer containing 5-aminolevulinic acid and preparation method thereof - Google Patents
Chelated liquid fertilizer containing 5-aminolevulinic acid and preparation method thereof Download PDFInfo
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- CN113087562A CN113087562A CN201911315637.9A CN201911315637A CN113087562A CN 113087562 A CN113087562 A CN 113087562A CN 201911315637 A CN201911315637 A CN 201911315637A CN 113087562 A CN113087562 A CN 113087562A
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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
- C05C3/00—Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor
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Abstract
The invention provides a chelate-state liquid fertilizer containing 5-aminolevulinic acid and a preparation method thereof, which is characterized by comprising 70-90 percent of mother liquor and 10-30 percent of 5-aminolevulinic acid liquor by weight percentage; the saturated mother liquor comprises 20-40 parts by weight of urea, 4-20 parts by weight of trace elements, 1-10 parts by weight of composite phytic acid sugar alcohol ester chelating agent and 1-10 parts by weight of antifreezing agent; 2-20 parts of amino acid, 2-20 parts of alginate oligosaccharide, 1-10 parts of fulvic acid and 10-30 parts of water. The 5-aminolevulinic acid increases the content of various enzymes in plants, and the synergistic effect of the 5-aminolevulinic acid and the antifreeze agent fatty acid aminoacyl improves the antifreeze capacity of crops; the liquid fertilizer is added with the composite plant phytic acid sugar alcohol ester chelating agent to effectively chelate trace elements in the fertilizer so that the trace elements are not lost, and the plant growth stimulin is added to stimulate the absorption of the trace elements by plants, improve the stress resistance of crops, increase the fruit setting rate and the coloring rate of fruits and improve the yield and the quality of the crops.
Description
Technical Field
The invention belongs to the technical field of agricultural fertilizers, and particularly relates to a chelated liquid fertilizer containing 5-aminolevulinic acid and a preparation method thereof.
Background
5-aminolevulinic acid is a hydrocarbon containing oxygen and nitrogen, is a common precursor for biosynthesis of all porphyrin compounds, is a non-protein amino acid widely existing in organisms such as bacteria, fungi, animals and plants, and is a physiologically active substance naturally existing in plants, necessary for plant life activities and having active metabolism.
The 5-aminolevulinic acid is used as a multifunctional plant growth regulating substance and involves photosynthesis, respiration and transpiration of plants, and the 5-aminolevulinic acid has multiple functions of promoting seed germination, shortening production period, reducing fertilizing amount, improving fertilizer utilization efficiency, cultivating strong seedlings, promoting fruit precocity, increasing fruit sweetness and coloring, improving crop resistance and growth robustness, remarkably increasing yield, improving quality and the like. In addition, the 5-aminolevulinic acid of the amino acid is a pollution-free natural substance, has biodegradability, does not cause pests to generate drug resistance, and therefore has excellent application effectiveness and ecological effect in agricultural production.
The fertilizer is an essential part in agricultural production, however, the structure of the existing agricultural fertilizer is seriously unreasonable, and the improper use of the fertilizer seriously damages the soil structure, which not only affects the production quality of crops, but also causes the damage to the ecological environment. Therefore, aiming at the problems existing in the prior fertilizer, the development of a fertilizer is urgently needed, various nutrients needed in various growth processes can be provided for plants, the utilization rate of the fertilizer is improved, and the fertilizer has no pollution to the environment.
Disclosure of Invention
Aiming at the problems of unreasonable structure, low fertilizer efficiency, application waste and incapability of increasing yield of the fertilizers in the current market, the invention aims to provide a chelated liquid fertilizer containing 5-aminolevulinic acid and a preparation method thereof, wherein the 5-aminolevulinic acid increases the content of various enzymes in plants, improves the frost resistance of crops through the synergistic effect of the 5-aminolevulinic acid and an antifreeze agent fatty acid aminoacyl, and has no pollution to the environment; the liquid fertilizer is added with the composite plant phytic acid sugar alcohol ester chelating agent to effectively chelate trace elements in the fertilizer so that the trace elements are not lost, and the plant growth hormone is added to stimulate the absorption of the trace elements by plants, improve the stress resistance of crops, increase the setting rate and the coloring rate of fruits and improve the yield and the quality of the crops.
The technical scheme adopted by the invention is as follows:
a chelate-state liquid fertilizer containing 5-aminolevulinic acid and a preparation method thereof are characterized by comprising 70-90% of mother liquor and 10-30% of 5-aminolevulinic acid liquor by weight percent, wherein the saturated mother liquor comprises 20-40 parts of urea by weight, 4-20 parts of trace elements by weight, 1-10 parts of composite phytic acid sugar alcohol ester chelating agent and 1-10 parts of antifreeze agent by weight; 2-20 parts of amino acid, 2-20 parts of alginate oligosaccharide, 1-10 parts of fulvic acid and 10-30 parts of water.
Preferably, the trace elements are copper sulfate, zinc sulfate, manganese sulfate, magnesium sulfate, boric acid and ammonium molybdate, and the ratio of the trace elements is 1: 1: 1: 1: 1: 1, and mixing the components in a ratio of 1.
Preferably, the complex phytic acid sugar alcohol ester chelating agent is formed by mixing sorbitol, mannitol, maltitol and xylitol.
Preferably, the cryoprotectant is a fatty acid aminoacyl.
Preferably, the chelated liquid fertilizer containing 5-aminolevulinic acid and the preparation method thereof comprise the following steps:
under the condition of high-speed stirring, sequentially adding water, urea, humic acid, amino acid, fulvic acid, alginate oligosaccharide, an antifreezing agent, trace elements and a composite phytic acid sugar alcohol ester chelating agent into a reaction kettle A to prepare saturated mother liquor;
adding an acetic acid solution and 5-aminolevulinic acid salt into the reaction kettle B in sequence, and stirring at a low speed to form 5-aminolevulinic acid solution;
and step three, fully mixing the saturated mother liquor in the reaction kettle A and the 5-aminolevulinic acid solution in the reaction kettle B in a high-speed mixer according to a proportion to obtain the chelated liquid fertilizer containing the 5-aminolevulinic acid.
Preferably, the rotating speed of a stirrer in the reaction kettle A is 1000-2000 rpm, and the stirring time is 10-30 minutes; the rotating speed of a stirrer of the reaction kettle B is 50-500 rpm, and the stirring time is 10-30 minutes.
Preferably, the acetic acid solution has a concentration of 0.1 to 0.3mol/L and a pH of 4.0 to 5.0.
Preferably, the concentration of the 5-aminolevulinic acid solution is 300-8000 mg/L.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: the invention utilizes the synergistic effect of 5-aminolevulinic acid and antifreeze fatty acid aminoacyl to improve the antifreeze capacity of crops; the acetic acid solution dissolves the 5-aminolevulinic acid to prepare the fertilizer, so that the 5-aminolevulinic acid is more stable in the fertilizer.
The invention enhances the stress resistance of crops by the synergistic action of the 5-aminolevulinic acid, the chelating agent, the trace elements, the biological stimulin and the like, and in addition, the addition of the plant inositol hexaphosphate increases double channels of plants to absorb nutrients more easily, is beneficial to the transportation of the trace elements in the plants, improves the coloring rate and the fruit setting rate of the fruits of the crops, and ensures the yield and the quality of the crops even if the crops grow in an extreme environment.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the specific embodiments.
Example 1
A chelate-state liquid fertilizer containing 5-aminolevulinic acid and a preparation method thereof are characterized by comprising 70 percent of mother liquor and 30 percent of 5-aminolevulinic acid liquor by weight percent, wherein the saturated mother liquor comprises 20 parts by weight of urea, 4 parts by weight of trace elements, 1 part of composite phytic acid glucitol ester chelating agent and 1 part of antifreeze agent; 2 parts of amino acid, 2 parts of alginate oligosaccharide, 5 parts of fulvic acid and 10 parts of water.
Preferably, the trace elements are copper sulfate, zinc sulfate, manganese sulfate, magnesium sulfate, boric acid and ammonium molybdate, and the ratio of the trace elements is 1: 1: 1: 1: 1: 1, and mixing the components in a ratio of 1.
Preferably, the complex phytic acid sugar alcohol ester chelating agent is formed by mixing sorbitol, mannitol, maltitol and xylitol.
Preferably, the cryoprotectant is a fatty acid aminoacyl.
Preferably, the chelated liquid fertilizer containing 5-aminolevulinic acid and the preparation method thereof comprise the following steps:
under the condition of high-speed stirring, sequentially adding water, urea, humic acid, amino acid, fulvic acid, alginate oligosaccharide, an antifreezing agent, trace elements and a composite phytic acid sugar alcohol ester chelating agent into a reaction kettle A to prepare saturated mother liquor;
adding an acetic acid solution and 5-aminolevulinic acid salt into the reaction kettle B in sequence, and stirring at a low speed to form 5-aminolevulinic acid solution;
and step three, fully mixing the saturated mother liquor in the reaction kettle A and the 5-aminolevulinic acid solution in the reaction kettle B in a high-speed mixer according to a proportion to obtain the chelated liquid fertilizer containing the 5-aminolevulinic acid.
Preferably, the rotating speed of a stirrer in the reaction kettle A is 1000 revolutions per minute, and the stirring time is 30 minutes; the stirrer speed of the reaction kettle B is 100 revolutions per minute, and the stirring time is 30 minutes.
Preferably, the acetic acid solution has a concentration of 0.1mol/L and a pH of 4.0.
Preferably, the concentration of the 5-aminoacetylpropionic acid solution is 300 mg/L.
Example 2
A chelate-state liquid fertilizer containing 5-aminolevulinic acid and a preparation method thereof are characterized by comprising 80 percent of mother liquor and 20 percent of 5-aminolevulinic acid liquor by weight percent, wherein the saturated mother liquor comprises 30 parts by weight of urea, 10 parts by weight of trace elements, 5 parts by weight of a composite phytic acid alditol ester chelating agent and 3 parts by weight of an antifreeze agent; 10 parts of amino acid, 10 parts of alginate oligosaccharide, 5 parts of fulvic acid and 20 parts of water.
Preferably, the trace elements are copper sulfate, zinc sulfate, manganese sulfate, magnesium sulfate, boric acid and ammonium molybdate, and the ratio of the trace elements is 1: 1: 1: 1: 1: 1, and mixing the components in a ratio of 1.
Preferably, the composite phytic acid sugar alcohol ester chelating agent is formed by mixing several of sorbitol, mannitol, maltitol and xylitol.
Preferably, the cryoprotectant is a fatty acid aminoacyl.
Preferably, the chelated liquid fertilizer containing 5-aminolevulinic acid and the preparation method thereof comprise the following steps:
under the condition of high-speed stirring, sequentially adding water, urea, humic acid, amino acid, fulvic acid, alginate oligosaccharide, an antifreezing agent, trace elements and a composite phytic acid sugar alcohol ester chelating agent into a reaction kettle A to prepare saturated mother liquor;
adding an acetic acid solution and 5-aminolevulinic acid salt into the reaction kettle B in sequence, and stirring at a low speed to form 5-aminolevulinic acid solution;
and step three, fully mixing the saturated mother liquor in the reaction kettle A and the 5-aminolevulinic acid solution in the reaction kettle B in a high-speed mixer according to a proportion to obtain the chelated liquid fertilizer containing the 5-aminolevulinic acid.
Preferably, the rotating speed of a stirrer in the reaction kettle A is 1500 revolutions per minute, and the stirring time is 20 minutes; the stirrer speed of the reaction kettle B is 300 revolutions per minute, and the stirring time is 20 minutes.
Preferably, the acetic acid solution has a concentration of 0.2mol/L and a pH of 4.5.
Preferably, the concentration of the 5-aminoacetylpropionic acid solution is 1000 mg/L.
Example 3
A chelate-state liquid fertilizer containing 5-aminolevulinic acid and a preparation method thereof are characterized by comprising 90 percent of mother liquor and 10 percent of 5-aminolevulinic acid liquor by weight percent, wherein the saturated mother liquor comprises 40 parts by weight of urea, 20 parts by weight of trace elements, 10 parts by weight of composite phytic acid glucitol ester chelating agent and 10 parts by weight of antifreeze; 20 parts of amino acid, 20 parts of alginate oligosaccharide, 0 part of fulvic acid and 30 parts of water.
Preferably, the trace elements are copper sulfate, zinc sulfate, manganese sulfate, magnesium sulfate, boric acid and ammonium molybdate, and the ratio of the trace elements is 1: 1: 1: 1: 1: 1, and mixing the components in a ratio of 1.
Preferably, the complex phytic acid sugar alcohol ester chelating agent is formed by mixing sorbitol, mannitol, maltitol and xylitol.
Preferably, the cryoprotectant is a fatty acid aminoacyl.
Preferably, the chelated liquid fertilizer containing 5-aminolevulinic acid and the preparation method thereof comprise the following steps:
under the condition of high-speed stirring, sequentially adding water, urea, humic acid, amino acid, fulvic acid, alginate oligosaccharide, an antifreezing agent, trace elements and a composite phytic acid sugar alcohol ester chelating agent into a reaction kettle A to prepare saturated mother liquor;
adding an acetic acid solution and 5-aminolevulinic acid salt into the reaction kettle B in sequence, and stirring at a low speed to form 5-aminolevulinic acid solution;
and step three, fully mixing the saturated mother liquor in the reaction kettle A and the 5-aminolevulinic acid solution in the reaction kettle B in a high-speed mixer according to a proportion to obtain the chelated liquid fertilizer containing the 5-aminolevulinic acid.
Preferably, the rotating speed of a stirrer in the reaction kettle A is 2000 rpm, and the stirring time is 10 minutes; the stirrer speed of the reaction kettle B is 500 rpm, and the stirring time is 10 minutes.
Preferably, the acetic acid solution has a concentration of 0.3mol/L and a pH of 5.0.
Preferably, the concentration of the 5-aminoacetylpropionic acid solution is 8000 mg/L.
Application examples
The chelated 5-aminolevulinic acid liquid fertilizer produced by the method is applied to a greenhouse of an enterprise in a high and new area in Nanning city in 2018, 11 months and 10 days. The material is small tomato. During treatment, the tomato seedlings are in 3 true leaf development stages. The test set is treated with clear water control, common fertilizer control and chelated state liquid fertilizer of 5-aminolevulinic acid. 20ml of fertilizer or clear water is poured into the soil around each root system, and other management conditions are consistent. There were 6 plants per treatment cell, which were replicated 3 times and randomly arranged.
3 months and 10 days in 2019, randomly extracting 3 plants in each cell, repeating 3 plants for 9 plants, randomly picking fruits and weighing. The results are given in the table below.
Tests show that compared with the clear water control, the application of the chelated liquid fertilizer containing 5-aminolevulinic acid increases the yield by 97% and the fruit coloring amount by 200%; (ii) a Compared with the common fertilizer, the yield is increased by 35 percent, and the coloring amount of fruits is increased by 52 percent; the yield and the coloring effect are obviously improved, and the invention is proved to have the functions of improving the yield and coloring of crops.
The foregoing is merely illustrative of the general and specific embodiments of this invention, and is not to be construed as limiting thereof in any way. Any person skilled in the art can modify or modify the equivalent embodiments based on the technical content disclosed in the application. Any modification or variation of the present invention is within the protection scope of the technical solution of the present invention without departing from the concept and spirit of the present invention.
Claims (7)
1. The chelated liquid fertilizer containing 5-aminolevulinic acid is characterized by comprising, by weight, 70-90% of mother liquor and 10-30% of 5-aminolevulinic acid liquor, wherein the saturated mother liquor comprises 20-40 parts of urea, 4-20 parts of trace elements, 1-10 parts of composite phytic acid sugar alcohol ester chelating agent, 1-10 parts of antifreeze agent, 2-20 parts of amino acid, 2-20 parts of alginate oligosaccharide, 1-10 parts of fulvic acid and 10-30 parts of water.
2. The chelated liquid fertilizer containing 5-aminolevulinic acid as claimed in claim 1, wherein the trace elements are selected from copper sulfate, zinc sulfate, manganese sulfate, magnesium sulfate, boric acid and ammonium molybdate, in a ratio of 1: 1: 1: 1: 1: 1, and mixing the components in a ratio of 1.
3. The chelated liquid fertilizer containing 5-aminolevulinic acid and the preparation method thereof as claimed in claim 1, wherein the composite phytic acid sugar alcohol ester chelating agent is a mixture of sorbitol, mannitol, maltitol and xylitol;
the antifreezing agent is fatty acid aminoacyl.
4. The chelated liquid fertilizer containing 5-aminolevulinic acid and the preparation method thereof as claimed in claims 1-3, characterized by comprising the following steps:
under the condition of high-speed stirring, sequentially adding water, urea, humic acid, amino acid, fulvic acid, alginate oligosaccharide, an antifreezing agent, trace elements and a composite phytic acid sugar alcohol ester chelating agent into a reaction kettle A to prepare saturated mother liquor;
adding an acetic acid solution and 5-aminolevulinic acid salt into the reaction kettle B in sequence, and stirring at a low speed to form 5-aminolevulinic acid solution;
and step three, fully mixing the saturated mother liquor in the reaction kettle A and the 5-aminolevulinic acid solution in the reaction kettle B in a high-speed mixer according to a proportion to obtain the chelated liquid fertilizer containing the 5-aminolevulinic acid.
5. The method as claimed in claim 4, wherein the rotation speed of the stirrer in the reaction kettle A is 1000-2000 rpm, and the stirring time is 10-30 minutes; the rotating speed of a stirrer of the reaction kettle B is 50-500 rpm, and the stirring time is 10-30 minutes.
6. The method according to claim 4, wherein the acetic acid solution has a concentration of 0.1 to 0.3mol/L and a pH of 4.0 to 5.0.
7. The method as claimed in claim 4, wherein the concentration of the 5-aminoacetylpropionic acid solution is 300-8000 mg/L.
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| CN201911315637.9A CN113087562A (en) | 2019-12-19 | 2019-12-19 | Chelated liquid fertilizer containing 5-aminolevulinic acid and preparation method thereof |
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| CN201911315637.9A CN113087562A (en) | 2019-12-19 | 2019-12-19 | Chelated liquid fertilizer containing 5-aminolevulinic acid and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113800974A (en) * | 2021-09-30 | 2021-12-17 | 辽宁一亩神农业科技有限公司 | Amino acid fertilizer and preparation method and application method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863703A (en) * | 2010-06-21 | 2010-10-20 | 南京农业大学 | High-efficiency amino acid liquid bio-fertilizer |
| CN106242759A (en) * | 2016-08-02 | 2016-12-21 | 中化（烟台）作物营养有限公司 | The manufacture method of trace element liquid fertilizer in a kind of sugar alcohol chelating |
| CN106892747A (en) * | 2017-02-20 | 2017-06-27 | 深圳市芭田生态工程股份有限公司 | Organic chelated fertilizer synergist and preparation method thereof |
-
2019
- 2019-12-19 CN CN201911315637.9A patent/CN113087562A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863703A (en) * | 2010-06-21 | 2010-10-20 | 南京农业大学 | High-efficiency amino acid liquid bio-fertilizer |
| CN106242759A (en) * | 2016-08-02 | 2016-12-21 | 中化（烟台）作物营养有限公司 | The manufacture method of trace element liquid fertilizer in a kind of sugar alcohol chelating |
| CN106892747A (en) * | 2017-02-20 | 2017-06-27 | 深圳市芭田生态工程股份有限公司 | Organic chelated fertilizer synergist and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113800974A (en) * | 2021-09-30 | 2021-12-17 | 辽宁一亩神农业科技有限公司 | Amino acid fertilizer and preparation method and application method thereof |
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Application publication date: 20210709 |