CN114804953A - Potassium fulvate composite seed dressing agent and preparation method and application thereof - Google Patents
Potassium fulvate composite seed dressing agent and preparation method and application thereof Download PDFInfo
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- CN114804953A CN114804953A CN202210428718.5A CN202210428718A CN114804953A CN 114804953 A CN114804953 A CN 114804953A CN 202210428718 A CN202210428718 A CN 202210428718A CN 114804953 A CN114804953 A CN 114804953A
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- seed dressing
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- potassium fulvate
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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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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/06—Coating or dressing seed
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C11/00—Other nitrogenous 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
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Pretreatment Of Seeds And Plants (AREA)
Abstract
The invention discloses a potassium fulvate composite seed dressing agent and a preparation method and application thereof, wherein the potassium fulvate composite seed dressing agent comprises the following components in percentage by concentration per 100ml of seed dressing agent concentrated solution: 29-40% of mineral source potassium fulvate, 5-20% of animal amino acid, 16-30% of photosynthetic bacteria, 16-30% of wood vinegar bacteria and the balance of water. According to the potassium fulvate composite seed dressing agent provided by the invention, when seeds are soaked, the germination rate can be obviously improved by adding the fulvic acid seed dressing agent, the production process of the potassium fulvate composite seed dressing agent is simple, the preparation and application processes are environment-friendly, and the prepared seed dressing agent can be widely applied to seed dressing, leaf surface irrigation and irrigation with water of various crops. The application of the potassium fulvate compound seed dressing agent can reduce the rice planting cost from the root, improve the seed utilization rate and improve the grain productivity.
Description
Technical Field
The invention relates to the technical field of liquid fertilizers, and particularly relates to a potassium fulvate compound seed dressing agent as well as a preparation method and application thereof
Background
Along with the rapid development of the rice industrial seedling raising technology in recent years, the demand of seedling raising seed dressing agents on the market is gradually increased in order to implement industrial seedling raising, save labor and cost and create proper environmental conditions for seedling production. The method has the advantages that the method is capable of sowing and raising seedlings in advance, increasing effective accumulated temperature, ensuring the raised seedlings to have good quality and strong stress resistance of the seedlings and the like, is an effective way for realizing fine-breed rice seeds and seedling supply commercialization, and is also a key link for realizing the whole process mechanization of rice production.
In conclusion, it is very significant to provide a compound seed dressing agent to improve the seedling raising level of rice.
Disclosure of Invention
In view of this, the invention discloses a fulvic acid potassium compound seed dressing agent and a preparation method thereof, so as to improve the seed utilization rate, the grain productivity and the like.
According to the technical scheme provided by the invention, in the first aspect, the invention provides a potassium fulvate composite seed dressing agent, and each 100ml of seed dressing agent concentrated solution comprises the following components in percentage by concentration: 29-40% of mineral source potassium fulvate, 5-20% of animal amino acid, 16-30% of photosynthetic bacteria, 16-30% of wood vinegar bacteria and the balance of water.
Preferably, the seed dressing agent concentrated solution comprises the following components in every 100ml of the seed dressing agent concentrated solution according to the percentage content of the concentration: 29% of mineral source potassium fulvate, 5% of animal amino acid, 16% of photosynthetic bacteria, 16% of wood vinegar bacteria and the balance of water.
In a second aspect, the invention provides a preparation method of a potassium fulvate composite seed dressing agent, which comprises the following steps:
selecting and weighing potassium fulvate, animal amino acid raw powder, photosynthetic bacteria and pyroligneous according to the mass concentration percentage, fully stirring and dissolving the potassium fulvate, the animal amino acid raw powder, the photosynthetic bacteria and the pyroligneous liquor in deionized water, and carrying out chelation reaction to obtain the potassium fulvate composite seed dressing agent.
Preferably, 29g of potassium fulvate, 5g of animal amino acid raw powder, 16ml of photosynthetic bacteria solution, 16ml of wood vinegar and 68ml of deionized water are weighed.
Finally, the invention provides application of the potassium fulvate compound seed dressing agent, wherein the seed dressing agent is applied to seed dressing, leaf surface irrigation and irrigation with water of crops.
Preferably, when the seed dressing agent is used for dressing seeds of crops, the mixing volume ratio of the seed dressing agent concentrated solution to the diluent is 1:100, the obtained diluted seed dressing agent is stirred and mixed with rice seeds, the mixing ratio is 100g/L, the obtained mixture is kept stand for 48 hours in a dark place after being mixed, the seeds are sowed after being fully imbibed and catalyzed, and the germination and seedling raising temperature is 28-32 ℃.
According to the potassium fulvate compound seed dressing agent provided by the invention, when seeds are soaked, the germination rate of the seeds can be obviously improved by adding the fulvic acid seed dressing agent, the production process of the potassium fulvate compound seed dressing agent is simple, the preparation and application processes are environment-friendly, and the prepared seed dressing agent can be widely applied to seed dressing, leaf surface irrigation and irrigation with water of various crops. The application of the potassium fulvate compound seed dressing agent can reduce the rice planting cost from the root, improve the seed utilization rate and improve the grain productivity.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Detailed Description
Exemplary embodiments will be described in detail herein. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of systems consistent with certain aspects of the invention, as detailed in the appended claims.
In order to further improve the seed utilization rate and improve the grain capacity, firstly, the embodiment provides a potassium fulvate composite seed dressing agent, and each 100ml of the seed dressing agent concentrated solution comprises the following components in percentage by concentration: 29-40% of mineral source potassium fulvate, 5-20% of animal amino acid, 16-30% of photosynthetic bacteria, 16-30% of wood vinegar bacteria and the balance of water. Fulvic acid is also known as "natural rooting powder". The application of the fulvic acid fertilizer can promote seed germination and plant growth, improve crop quality, enhance stress resistance and the like, can also improve the physical and chemical properties of soil, and plays an important role in improving soil structure, enhancing water and fertilizer retention of the soil, adjusting the pH value of the soil and the like; the fertilizer efficiency of nitrogen, phosphorus and potassium can be improved, and the utilization rate of the nitrogen, phosphorus and potassium can be improved; in addition, after the fulvic acid product is applied, the fulvic acid product can play a role in slow release and synergism of pesticides, so that the consumption of the pesticides can be properly reduced, and the effect of preventing and treating pollution is achieved.
According to the content of concentration percentage, every 100ml of the seed dressing agent concentrated solution comprises: 29% of mineral source potassium fulvate, 5% of animal amino acid, 16% of photosynthetic bacteria, 16% of wood vinegar bacteria and the balance of water.
The fulvic acid in the formula of the embodiment plays a role in chelation, and performs an ammoniation reaction with animal amino acid to activate active ammonia; the fulvic acid and the pyroligneous acid are hydrolyzed in an acid environment and fix nitrogen together with the fulvic acid; various active substances of the photosynthetic bacteria fermentation liquor are easy to break seed dormancy, and the effects of accelerating germination and providing seed germination are achieved. The three auxiliary reagents are mixed and proportioned with fulvic acid to achieve the effect of accelerating germination, so that the pollution effect of pesticide and agricultural fertilizer is reduced, and the basification risk of the soil in the rice field is reduced. Tests show that the potassium fulvate composite seed dressing agent comprises the following components in percentage by weight: animal amino acid raw powder: photosynthetic bacteria: wood vinegar liquid: the proportion of deionized water is 29:5:16:16:68, and the germination rate of the rice seeds is effectively improved.
In addition, the embodiment also provides a preparation method of the potassium fulvate composite seed dressing agent, which comprises the following steps:
selecting and weighing potassium fulvate, animal amino acid raw powder, photosynthetic bacteria and pyroligneous according to the mass concentration percentage, fully stirring and dissolving the potassium fulvate, the animal amino acid raw powder, the photosynthetic bacteria and the pyroligneous liquor in deionized water, and carrying out chelation reaction to obtain the potassium fulvate composite seed dressing agent.
Weighing 29g of potassium fulvate, 5g of animal amino acid raw powder, 16ml of photosynthetic bacteria solution, 16ml of wood vinegar solution and 68ml of deionized water.
Namely, the preparation method of the seed dressing agent concentrated solution comprises the following steps: dissolving 29g of potassium fulvate and 5g of animal amino acid raw powder (Shandong Junde Biotechnology limited, the content of active ingredients is more than or equal to 99%), 16ml of photosynthetic bacteria (Futesi Biotechnology limited, Taizhou city, the main components of rhodospirillum oceanicum, rhodopseudomonas and the like), 16ml of wood vinegar (Beijing xi Qingchun agriculture technology limited, the content of active ingredients is more than or equal to 70%) in 68ml of deionized water, wherein the mass percentages of the active ingredients are respectively 29% of mineral source potassium fulvate, 5% of animal amino acid, 16% of photosynthetic bacteria and 16% of wood vinegar, and storing the mixture at room temperature in a dark place.
The seed dressing agent concentrated solution is added with the fulvic acid potassium which has functional groups such as carboxyl, carbonyl, alcoholic hydroxyl, phenolic hydroxyl and the like, has stronger ion exchange and adsorption capacities, can reduce the loss of ammonium nitrogen and improve the utilization rate of a nitrogen fertilizer. Meanwhile, the fulvic acid potassium also has the physicochemical property of improving soil, plays an important role in the aspects of improving the soil structure, enhancing the water and fertilizer retention of the soil, adjusting the pH value of the soil and the like, and can also enhance the fertilizer efficiency of nitrogen, phosphorus and potassium and improve the utilization rate of the nitrogen, phosphorus and potassium;
the animal amino acid added in the formula is adsorbed and chelated with the potassium fulvic acid and is subjected to ammoniation reaction with the potassium fulvic acid to generate humic acid ammonium salt with low dissociation degree, so that NH can be provided for crops 4+ But also reduces the volatilization of ammonia, enhances the capability of adsorbing ions and fixing nitrogen, and crops such as rice and the like can directly absorb amino acid nitrogen, achieve good growth effect and reduce the loss of nitrogen. The alcohol and phenol in the wood vinegar liquid have the function of regulating the growth of rice, the wood vinegar liquid has the function of promoting hydrolysis, and NH is formed by hydration reaction in the seed dressing agent 4+ And the nitrogen is fixed by matching with the potassium fulvate, so that the energy consumption is reduced. NH in soil 4+ The research on functional groups such as carboxyl, carbonyl, alcoholic hydroxyl, phenolic hydroxyl and the like in the potassium fulvate is carried out quickly, and the potassium fulvate has strong ion exchange and adsorption capacities, can reduce the loss of ammonium nitrogen and improve the utilization rate of a nitrogen fertilizer. The photosynthetic bacteria fermentation liquor contains various physiologically active substances, such as chlorophyll A, chlorophyll B, carotenoid, various vitamins, various plant hormones, nucleic acid, salicylic acid, various amino acids, single cell protein and the like, and the substances can promote seed germination, break seed dormancy, play a role in accelerating germination for a short time, ensure slow release and full utilization of major elements and ensure stable and long-acting effects of trace elements.
Finally, the application of the potassium fulvate compound seed dressing agent comprises the steps of dressing the seed dressing agent with crops, dressing the leaves of the crops and irrigating the crops with water. In addition, after the fulvic acid product is applied, the fulvic acid product can play a role in slow release and synergism of pesticides, so that the consumption of the pesticides can be properly reduced, and the effect of preventing and treating pollution is achieved. The seed dressing agent utilizes active substances of photosynthetic bacteria fermentation liquor to break seed dormancy, utilizes fulvic acid and animal amino acid to fully carry out ammoniation reaction in an acidic hydrolysis environment provided by pyroligneous liquor, fully chelates and adsorbs the amino acid, and is matched with nitrogen fixation, so that a large amount of amino acid nitrogen which is directly absorbed is provided for plants, the loss of ammonium nitrogen is reduced, the slow release and the full utilization of major elements are ensured, the stability and the long-acting of trace elements are ensured, and the utilization rate of nitrogen fertilizers is improved.
When the seed dressing agent is used for dressing seeds of crops, the potassium fulvate composite seed dressing agent concentrated solution is obtained and mixed for use according to the proportion of 1: 100. According to the proportion of 1:100, sucking 10ml of the fulvic acid potassium composite seed dressing agent to prepare 1L of diluted seed forming agent, wherein the diluent is deionized water. The 1L of the diluent and 100g of rice seeds are stirred and mixed evenly to obtain a concentrated solution: diluting liquid: the seed mass seed-tracing agent is applied in the following volume mass ratio: 1:100:10, standing for 48h in a dark place, fully absorbing, expanding and catalyzing, and then sowing, wherein the germination and seedling temperature is 28-32 ℃.
The embodiment adopts a laboratory application test method, respectively screens the optimal concentration combination from a single formula to form a compound seed-mating agent formula, and verifies the action and the effect of the invention through a germination percentage experiment; the present invention will be further described with reference to specific examples, wherein the water used in the specific examples and comparative examples is distilled water, and the test crops are rice seeds and applied by seed dressing and spraying.
Example 1:
in order to screen out the concentration of the potassium fulvate solution suitable for rice germination. Respectively preparing single potassium fulvate solutions with mass concentrations of 0.00 percent (control group), 0.29 percent, 0.33 percent, 0.40 percent, 0.50 percent, 0.67 percent and 0.1 percent, respectively taking 30ml of the prepared solutions, uniformly stirring and mixing the prepared solutions with 100 rice seeds, sowing in a dark place, repeating the experiment for three times, controlling the germination and seedling temperature to be 28-32 ℃, observing the germination conditions to calculate the average germination rate,
and screening out the concentration of the potassium fulvate solution suitable for rice germination. As shown in Table 1, the germination percentage was higher in the case of fulvic acid solution concentrations of 0.29% and 0.33% than in the control group.
Table 1 fulvic acid single formulation screening:
| seed mating agent formula | Average germination percentage (%) | Error of the measurement |
| Potassium fulvate 0.0% (control) | 72 | 1.24 |
| 0.29 percent of potassium fulvate | 79 | 2.92 |
| 0.33 percent of potassium fulvate | 82.1 | 0.5 |
| 0.40 percent of potassium fulvate | 66.77 | 1.56 |
| 0.50 percent of potassium fulvate | 62.58 | 0.22 |
| 0.67 percent of potassium fulvate | 55.44 | 1.97 |
| 1.00 percent of fulvic acid | 44.19 | 1.55 |
Example 2:
in order to screen out the concentration of the animal amino acid solution suitable for rice germination. Preparing single animal amino acid solutions with mass concentrations of 0.00 percent (a control group), 0.29 percent, 0.05 percent, 0.067 percent, 0.1 percent and 0.2 percent respectively, taking 30ml of the prepared solutions respectively, uniformly stirring and mixing the prepared solutions with 100 rice seeds, sowing in a dark place, repeating the experiment for three times, controlling the germination and seedling temperature to be 28-32 ℃, observing the germination conditions to calculate the average germination rate, and screening the concentration of the animal amino acid solutions suitable for rice germination. As shown in Table 2, the germination percentage was higher in the case of the animal amino acid solutions of 0.05% and 0.067% than in the control group.
Table 2 animal amino acid single formula screening:
| seed mating agent formula | Average germination percentage (%) | Error of the measurement |
| Animal amino acids 0.0% (control) | 72 | 1.24 |
| Animal amino acid 0.05% | 75.12 | 1.71 |
| Animal amino acid 0.067% | 73.62 | 0.5 |
| Animal amino acid 0.1% | 62.24 | 1.36 |
| Animal amino acid 0.2% | 51.3 | 1.22 |
Example 3:
in order to screen out the concentration of the photosynthetic bacteria solution suitable for rice germination. Respectively preparing single photosynthetic bacteria solution with the mass concentration of 0.00 percent (control group), 0.16 percent, 0.20 percent, 0.25 percent, 0.33 percent and 0.2 percent, respectively taking 30ml of the prepared solution, uniformly stirring and mixing the prepared solution with 100 rice seeds, sowing in a dark place, repeating the experiment for three times, controlling the germination and seedling temperature to be 28-32 ℃, observing the germination condition, calculating the average germination rate, and screening out the concentration of the photosynthetic bacteria solution suitable for rice germination. As shown in Table 3, the germination percentage was higher in the case of 0.16% and 0.20% photosynthetic bacteria solutions than in the control group.
Table 3 light and bacteria single formula screening:
| seed mating agent formula | Average germination percentage (%) | Error of the measurement |
| Photosynthetic bacteria 0.0% (control) | 72 | 1.24 |
| Photosynthetic bacteria 0.16% | 74.8 | 1.11 |
| 0.20 percent of photosynthetic bacteria | 73.8 | 0.46 |
| Photosynthetic bacteria 0.25% | 62.7 | 1.26 |
| Photosynthetic bacteria 0.33% | 51.8 | 1.02 |
Example 4:
in order to screen out the concentration of the wood vinegar bacteria solution suitable for rice germination. Preparing single wood vinegar bacteria solutions with mass concentration of 0.00 percent (control group), 0.16 percent, 0.20 percent, 0.25 percent, 0.33 percent and 0.2 percent respectively, taking 30ml of the prepared solutions respectively, uniformly stirring and mixing the prepared solutions with 100 rice seeds, sowing in a dark place, repeating the experiment for three times, setting the germination and seedling temperature to be 28-32 ℃, observing the germination conditions to calculate the average germination rate, and screening out the wood vinegar bacteria solution concentration suitable for rice germination. As a result, as shown in Table 4, the germination percentage was higher in the case of 0.16% and 0.20% of the wood vinegar bacteria solution than in the control group.
TABLE 4 Wood vinegar single formula screening
| Seed mating agent formula | Average germination percentage (%) | Error of the measurement |
| Wood vinegar fungus 0.0% (contrast) | 72 | 1.24 |
| 0.16 percent of wood vinegar bacteria | 76.13 | 0.92 |
| 0.20 percent of wood vinegar bacteria | 75.12 | 0.35 |
| 0.25 percent of wood vinegar bacteria | 61.58 | 1.46 |
| 0.33 percent of wood vinegar bacteria | 61.25 | 2.02 |
Example 5:
in order to obtain the optimal germination formula for combination, a compound seed-mating agent formula which takes potassium fulvate as the main component and takes animal amino acid, light and bacteria and wood vinegar bacteria as auxiliary components is screened out. The optimum concentrations of the fulvic acid potassium in the embodiment 1 of 0.29 percent and 0.33 percent, the optimum concentrations of the animal amino acid solution in the embodiment 2 of 0.05 percent and 0.067 percent, the optimum concentrations of the photosynthetic bacteria solution in the embodiment 3 of 0.16 percent and 0.20 percent, and the optimum concentrations of the wood vinegar solution in the embodiment 4 of 0.16 percent and 0.20 percent are combined, 30ml of the prepared solution is respectively taken and uniformly mixed with 100 rice seeds by stirring, sowing in a dark place, repeating the experiment for three times, setting the germination and seedling temperature to be 28-32 ℃, observing the germination condition to calculate the average germination rate, and screening out the fulvic acid compound seed solution concentration suitable for rice germination. The results are shown in Table 5, the germination rates of the formulas of 0.29% potassium fulvate, 0.005% animal amino acid, 0.17% photosynthetic bacteria and 0.17% acetobacter xylinum can reach 95.94% at most, which is much higher than that of the control group.
Table 5 fulvic acid complex seed-mating agent formulation screening:
the seed dressing and spraying of the solutions with various concentrations in the examples and the comparative examples are compared to obtain the optimal proportion. Through the mineral source fulvic acid organic compound fertilizer pregermination experiment, the rice germination rate is improved in the seedling stage, the proportion of fertilizer application and additional fertilizer distribution in the later stage is optimized, the planting and hatching cost in the seedling stage is reduced, and the planting efficiency is improved.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
Claims (6)
1. The potassium fulvate composite seed dressing agent is characterized in that each 100ml of seed dressing agent concentrated solution comprises the following components in percentage by concentration: 29-40% of mineral source potassium fulvate, 5-20% of animal amino acid, 16-30% of photosynthetic bacteria, 16-30% of wood vinegar bacteria and the balance of water.
2. The potassium fulvate composite seed dressing agent according to claim 1, wherein the seed dressing agent concentrate comprises, in percentage by concentration, per 100 ml: 29% of mineral source potassium fulvate, 5% of animal amino acid, 16% of photosynthetic bacteria, 16% of wood vinegar bacteria and the balance of water.
3. The preparation method of the potassium fulvate composite seed dressing agent according to claim 1, wherein the preparation method comprises the following steps:
selecting and weighing potassium fulvate, animal amino acid raw powder, photosynthetic bacteria and pyroligneous according to the mass concentration percentage, fully stirring and dissolving the potassium fulvate, the animal amino acid raw powder, the photosynthetic bacteria and the pyroligneous liquor in deionized water, and carrying out chelation reaction to obtain the potassium fulvate composite seed dressing agent.
4. The preparation method of the potassium fulvate composite seed dressing agent according to claim 3, wherein 29g of potassium fulvate, 5g of animal amino acid raw powder, 16ml of photosynthetic bacteria solution, 16ml of wood vinegar solution and 68ml of deionized water are weighed.
5. The application of the potassium fulvate compound seed dressing agent is characterized in that the seed dressing agent is applied to seed dressing, leaf surface irrigation and irrigation with water of crops.
6. The application of the potassium fulvate composite seed dressing agent according to claim 5, wherein when the seed dressing agent is used for dressing seeds of crops, the volume ratio of a seed dressing agent concentrated solution to a diluent is 1:100, the obtained diluted seed dressing agent is stirred and mixed with rice seeds, the mixing ratio is 100g/L, the obtained mixture is kept stand for 48 hours in the dark after mixing, the seeds are sowed after being fully inflated and catalyzed, and the temperature for sprouting and seedling raising is 28-32 ℃.
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| CN102584419A (en) * | 2011-01-08 | 2012-07-18 | 刘贤发 | Multifunctional potato seed-dressing agent |
| CN102515927A (en) * | 2011-09-21 | 2012-06-27 | 周法永 | Drug effect type microbial fertilizer, preparation method thereof and application thereof |
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Application publication date: 20220729 |