CN110698270A - Grape foliar fertilizer and preparation method, application method and application thereof - Google Patents
Grape foliar fertilizer and preparation method, application method and application thereof Download PDFInfo
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- CN110698270A CN110698270A CN201911166352.3A CN201911166352A CN110698270A CN 110698270 A CN110698270 A CN 110698270A CN 201911166352 A CN201911166352 A CN 201911166352A CN 110698270 A CN110698270 A CN 110698270A
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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
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
Abstract
The invention provides a grape foliar fertilizer and a preparation method, an application method and application thereof, belonging to the technical field of agricultural fertilizers, wherein the grape foliar fertilizer comprises the following raw materials: polyacrylamide, potassium tripolyphosphate, polyvinyl alcohol, manganese sulfate, calcium lignosulfonate, zinc sulfate, ferric sulfate, boric acid, soybean lecithin and distilled water. The grape foliar fertilizer can meet the element requirements of the grape in the young fruit period, improve the plant growth environment, reduce the adverse effect of the environment on the growth of the grape, enhance the photosynthesis capacity of leaves, the function of substance synthesis and transportation, and improve the yield and the quality of the fruits. The grape foliar fertilizer is applied under the condition of foliar spraying, has the advantages of low water consumption, low cost and quick response, and is suitable for grapes in arid or semi-arid agricultural areas, grapes in salinized farmlands and grapes in medium and low-yield farmlands.
Description
Technical Field
The invention relates to the technical field of agricultural fertilizers, in particular to a grape foliar fertilizer, and a preparation method, an application method and application thereof.
Background
Xinjiang grapes are produced in Xinjiang. Xinjiang grapes are most negative in popularity in the first day, especially Turpan grapes. Especially, the seedless white grapes produced by the method have thin skin, tender meat, juicy, delicious taste and rich nutrition, and are vegetarian with the beauty of 'pearls'. However, the Xinjiang climate is arid, the soil salinization is serious, the Xinjiang grape quality is reduced year by year under the influence of drought stress and the soil salinization.
Disclosure of Invention
The invention aims to provide a grape foliar fertilizer, and a preparation method, an application method and application thereof.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides a foliar fertilizer for grapes, which comprises the following raw materials in parts by weight in 1000 parts: 1-20 parts of polyacrylamide, 10-30 parts of potassium tripolyphosphate, 1-10 parts of polyvinyl alcohol, 10-50 parts of manganese sulfate, 10-30 parts of calcium lignosulfonate, 10-30 parts of zinc sulfate, 8-30 parts of ferric sulfate, 1-20 parts of boric acid, 0.3-0.6 part of soybean lecithin and the balance of distilled water.
Preferably, the foliar fertilizer for grapes comprises the following raw materials in parts by weight in 1000 parts: 10 parts of polyacrylamide, 15 parts of potassium tripolyphosphate, 5 parts of polyvinyl alcohol, 30 parts of manganese sulfate, 20 parts of zinc sulfate, 10 parts of ferric sulfate, 5 parts of boric acid, 0.5 part of soybean lecithin and the balance of distilled water.
The invention also provides a preparation method of the grape foliar fertilizer, which comprises the following steps:
1) mixing the polyacrylamide, partial distilled water, potassium tripolyphosphate and polyvinyl alcohol to obtain a modified clustering high polymer material;
2) and mixing the modified clustering polymer material, manganese sulfate, calcium lignosulfonate, zinc sulfate, ferric sulfate, boric acid, soybean lecithin and residual distilled water to obtain the foliar fertilizer for the grapes.
Preferably, the mass ratio of the polyacrylamide to the partial distilled water is 1-20: 500 to 800.
The invention also provides an application method of the grape foliar fertilizer in the scheme, which comprises the following steps:
in the young fruit period and/or the fruit expansion period of the grapes, the foliar fertilizer for the grapes is diluted and then is sprayed on the leaves; the dilution multiple is 400-1000 times; the total application amount of the grape foliar fertilizer is 350-400 kg/hm2。
Preferably, the spraying frequency is 1-2 times.
The invention also provides application of the grape foliar fertilizer in the scheme in promoting photosynthesis of grapes.
The invention also provides application of the grape leaf fertilizer in the scheme in improving the activity of grape leaf peroxidase, improving the activity of grape leaf catalase and/or reducing the activity of grape leaf superoxide dismutase.
The invention also provides application of the grape foliar fertilizer in the scheme in improving the content of potassium element in young grape organs.
The invention also provides application of the grape foliar fertilizer in the scheme in improving the quality of grape fruits and/or improving the yield of the grape fruits.
The invention has the beneficial effects that: the invention provides a grape foliar fertilizer, which comprises the following raw materials: polyacrylamide, potassium tripolyphosphate, polyvinyl alcohol, manganese sulfate, calcium lignosulfonate, zinc sulfate, ferric sulfate, boric acid, soybean lecithin and distilled water. The grape foliar fertilizer can meet the element requirements of the grape in the young fruit period, improve the plant growth environment, reduce the adverse effect of the environment on the growth of the grape, enhance the photosynthesis capacity of leaves, the function of substance synthesis and transportation, and improve the yield and the quality of the fruits. The modified clustered high polymer material is a polymer material, can prolong the effective time of the fertilizer, improves the fertilizer efficiency, reduces the loss, and plays a role in preventing the insufficient supply of the fertilizer efficiency; the soybean lecithin is used as an efficient surfactant, has excellent performances of emulsification, foamability, dispersion, wetting, solubilization and the like, and can enhance the action effect; the manganese sulfate, the zinc sulfate, the ferric sulfate, the boric acid and the calcium lignosulfonate are used for supplementing the requirements of the grapes for elements in the young fruit period, maintaining the normal growth of the grapes, improving the stress resistance of the grape leaves, and enhancing the photosynthesis of the leaves, so that the fruit quality is improved; the polyacrylamide and the polyvinyl alcohol are used as an initiator and a cross-linking agent to chelate nutrient elements, so that the nutrient elements have the functions of slow release and synergism, the medicinal time is prolonged, and the utilization rate is improved. The grape foliar fertilizer is applied under the condition of foliar spraying, has less water consumption, low cost and quick response, is suitable for grapes in arid or semi-arid agricultural areas, grapes in salinized farmlands and grapes in medium and low yield farmlands, and is particularly suitable for grapes in Xinjiang farmlands.
Detailed Description
The invention provides a foliar fertilizer for grapes, which comprises the following raw materials in parts by weight in 1000 parts: 1-20 parts of polyacrylamide, 10-30 parts of potassium tripolyphosphate, 1-10 parts of polyvinyl alcohol, 10-50 parts of manganese sulfate, 10-30 parts of calcium lignosulfonate, 10-30 parts of zinc sulfate, 8-30 parts of ferric sulfate, 1-20 parts of boric acid, 0.3-0.6 part of soybean lecithin and the balance of distilled water; preferably, the foliar fertilizer for grapes comprises the following raw materials in parts by weight in 1000 parts: 10 parts of polyacrylamide, 15 parts of potassium tripolyphosphate, 5 parts of polyvinyl alcohol, 30 parts of manganese sulfate, 20 parts of zinc sulfate, 10 parts of ferric sulfate, 5 parts of boric acid, 0.5 part of soybean lecithin and the balance of distilled water.
According to the invention, the modified clustered high polymer material can be prepared after the polyacrylamide, partial distilled water, potassium tripolyphosphate and polyvinyl alcohol are mixed, and the modified clustered high polymer material can be used as an initiator and a cross-linking agent to chelate nutrient elements, so that the nutrient elements have the effects of slow release and synergism, the medicinal time is prolonged, and the utilization rate is improved.
In the invention, the soybean lecithin is from conventional market, and in the specific implementation process of the invention, the soybean lecithin is purchased from effective agricultural trade company of Kyoto Setarian GmbH, and the specification is 3 ml/bag by 50 bags/box; the soybean lecithin is used as a high-efficiency surfactant, has excellent performances of emulsification, foamability, dispersion, wetting, solubilization and the like, and can enhance the action effect.
In the invention, the manganese sulfate, the zinc sulfate, the ferric sulfate, the boric acid and the calcium lignosulfonate are from conventional markets, and in the specific implementation process of the invention, the manganese sulfate, the zinc sulfate, the ferric sulfate and the boric acid are from Tianjin Shengao chemical reagent Limited and have the specification of 500 g/bottle; the calcium lignosulfonate is purchased from Tianjin Yezi chemical technology Co., Ltd, and has the specification of 2.5 kg/bag; the manganese sulfate, the zinc sulfate, the ferric sulfate, the boric acid and the calcium lignosulfonate are used for supplementing the requirements of the grapes for elements in the young fruit period, maintaining the normal growth of the grapes, improving the stress resistance of the grape leaves, and enhancing the photosynthesis of the leaves, so that the fruit quality is improved.
In the invention, the polyacrylamide and the polyvinyl alcohol are from conventional markets, and in the specific implementation process of the invention, the polyacrylamide and the polyvinyl alcohol are purchased from Yisen chemical products Co., Ltd, Henan, and the specification is 1 kg/bag; the polyacrylamide and the polyvinyl alcohol are used as an initiator and a cross-linking agent to chelate nutrient elements, so that the nutrient elements have the functions of slow release and synergism, the medicinal time is prolonged, and the utilization rate is improved.
In the invention, the potassium tripolyphosphate is from conventional market, and in the specific implementation process of the invention, the potassium tripolyphosphate is purchased from Zhengzhou Donghua chemical products Co., Ltd, and the specification is 25 kg/bag; the potassium tripolyphosphate acts as a dispersant to prevent cementation.
The invention also provides a preparation method of the grape foliar fertilizer, which comprises the following steps:
1) mixing the polyacrylamide, partial distilled water, potassium tripolyphosphate and polyvinyl alcohol to obtain a modified clustering high polymer material;
2) and mixing the modified clustering polymer material, manganese sulfate, calcium lignosulfonate, zinc sulfate, ferric sulfate, boric acid, soybean lecithin and residual distilled water to obtain the foliar fertilizer for the grapes.
The method comprises the steps of mixing the polyacrylamide, partial distilled water, potassium tripolyphosphate and polyvinyl alcohol to obtain the modified clustered high polymer material.
In the specific implementation process of the invention, polyacrylamide and partial distilled water are preferably firstly mixed to obtain a first component, and the mass ratio of the polyacrylamide to the partial distilled water is preferably 1-20: 500 to 800, more preferably 5 to 10: 600-700 parts of; the temperature of the first mixing is preferably 90-130 ℃, and more preferably 100-120 ℃; the first mixing mode is preferably stirring mixing, the time and the stirring rotating speed of the first mixing mode are not particularly limited, the actual mixing time is 2 hours, the stirring temperature is 120 ℃, and the rotating speed is 1200 r/min based on the full dissolution of polyacrylamide; secondly, mixing the first component with potassium tripolyphosphate to obtain a second component, and thirdly mixing the second component with polyvinyl alcohol to obtain a third component (a modified polymer material); the method for mixing the second component and the third component is not particularly limited, and the second component is selected to be mixed for 20 minutes at a stirring temperature of 110 ℃ and at a rotating speed of 800 rpm, the third component is selected to be mixed for 1 hour at a stirring temperature of 100 ℃ and at a rotating speed of 1200 rpm, on the basis of uniform mixing. The components are mixed separately to prevent the high molecular material from reacting to produce flocculent suspension and ensure the homogeneity of the solution components.
After the modified clustered high polymer material is obtained, the modified clustered high polymer material, manganese sulfate, calcium lignosulfonate, zinc sulfate, ferric sulfate, boric acid, soybean lecithin and residual distilled water are mixed to obtain the foliar fertilizer for grapes.
In the specific implementation process of the invention, the modified clustering high molecular material and manganese sulfate are firstly mixed for the fourth time to obtain the fourth component, and the component is mixed uniformly without special requirements; mixing the fourth component with calcium lignosulfonate to obtain a fifth component, wherein the mixing temperature of the fifth component is 90-130 ℃, the time and the stirring speed are not particularly limited, the calcium lignosulfonate is fully dissolved, the actual mixing time of the fifth component is 30 minutes, the stirring temperature is 100 ℃, and the stirring speed is 800 revolutions per minute; and then mixing the fifth component with zinc sulfate, ferric sulfate and boric acid to obtain a sixth component, and then mixing the sixth component, soybean lecithin and the residual distilled water to obtain the foliar fertilizer for grapes. The components are mixed separately to ensure the components are mixed evenly and prevent the generation of precipitate.
The invention also provides an application method of the grape foliar fertilizer in the scheme, which comprises the following steps:
in the young fruit period and/or the fruit expansion period of the grapes, the leaf surface fertilizer is diluted by distilled water and then sprayed on the leaves; the dilution multiple is 400-1000 times, preferably 500-800 times; the total application amount of the grape foliar fertilizer is 350-400 kg/hm2Preferably 375kg/hm2(ii) a The spraying frequency is preferably 1-2, and in the specific implementation process of the invention, the grape foliar fertilizer is applied at one time in the young fruit stage of the grapes or applied at two times in the young fruit stage of the grapes, the fruit expansion stage and other dosage.
The invention also provides application of the grape foliar fertilizer in promoting photosynthesis of grapes, preferably, the grape foliar fertilizer improves net photosynthetic rate, transpiration rate and intercellular CO in grape leaves2The concentration and chlorophyll content promote photosynthesis of the grape leaves.
The invention also provides application of the grape leaf fertilizer in the scheme in improving the activity of grape leaf peroxidase, improving the activity of grape leaf catalase and reducing the activity of grape leaf superoxide dismutase. The activity of superoxide dismutase is reduced by improving the activity of peroxidase and catalase in the grape leaves, so that the negative influence of the environment on the growth of the grapes is reduced, and the growth and development of the grapes are facilitated.
The invention also provides application of the grape foliar fertilizer in the scheme in improving the content of potassium element in young grape organs. By increasing the content of potassium element in young grape organs, the orthotopic competitive advantage of potassium ions and sodium ions can be enhanced, the influence of stress on grape development is reduced, and the growth environment of grapes is improved.
The invention also provides application of the grape foliar fertilizer in the scheme in improving the quality of grape fruits and/or improving the yield of the grape fruits; the improvement of the grape fruit quality comprises the improvement of the unit weight, the solid content and/or the fruit sugar of the grape.
In the invention, the variety of the grape comprises Frey or red grape.
The technical solutions provided by the present invention are described in detail below with reference to examples, but they should not be construed as limiting the scope of the present invention.
Example 1 foliar fertilizer for grapes
1) Adding 10kg of polyacrylamide into a reaction kettle, adding 500kg of distilled water, heating to 120 ℃, stirring at the rotation speed of 1200 rpm for 2 hours to completely dissolve the polyacrylamide, adding 15kg of potassium tripolyphosphate after completely dissolving, controlling the temperature to 110 ℃, stirring at the rotation speed of 800 rpm for 20 minutes, stirring the solution until the solution is clear, controlling the temperature of 5kg of polyvinyl alcohol after stirring to 100 ℃, stirring at the rotation speed of 1200 rpm for 1 hour until the solution is uniform.
2) 30kg of manganese sulfate was weighed into the above liquid and kept under stirring.
3) Adding 20kg of calcium lignosulphonate, controlling the temperature to 100 ℃, stirring at the rotation speed of 800 revolutions per minute for 30 minutes, and continuously stirring to completely dissolve the calcium lignosulphonate.
4) After cooling, 20kg of zinc sulphate, 10kg of iron sulphate and 5kg of boric acid are added, and the mixture is heated and stirred until all the materials are completely dissolved.
5) Adding 0.5kg of soybean lecithin, stirring uniformly, and cooling to 25 ℃.
6) Distilled water was added to bring the liquid to exactly 1000 kg.
Example 2 foliar fertilizer for grapes
1) Adding 15kg of polyacrylamide into a reaction kettle, adding 500kg of distilled water, heating to 130 ℃, stirring at the rotation speed of 1200 rpm for 2 hours to completely dissolve the polyacrylamide, adding 15kg of potassium tripolyphosphate after completely dissolving, controlling the temperature to 110 ℃, stirring at the rotation speed of 800 rpm for 20 minutes, stirring the solution until the solution is clear, controlling the temperature of 2kg of polyvinyl alcohol after stirring to 100 ℃, stirring at the rotation speed of 1200 rpm for 30 minutes until the solution is uniform.
2) 30kg of manganese sulfate was weighed into the above liquid and kept under stirring.
3) Adding 10kg of calcium lignosulphonate, controlling the temperature to 100 ℃, stirring at the rotation speed of 800 revolutions per minute for 20 minutes, and continuously stirring to completely dissolve the calcium lignosulphonate.
4) After cooling, 20kg of zinc sulphate, 10kg of iron sulphate and 5kg of boric acid are added, and the mixture is heated and stirred until all the materials are completely dissolved.
5) Adding 0.5kg of soybean lecithin, stirring uniformly, and cooling to 25 ℃.
6) Distilled water was added to bring the liquid to exactly 1000 kg.
Example 3 foliar fertilizer for grapes
1) Adding 20kg of polyacrylamide into a reaction kettle, adding 500kg of distilled water, heating to 130 ℃, stirring at the rotation speed of 1200 rpm for 3 hours to completely dissolve the polyacrylamide, adding 20kg of potassium tripolyphosphate after completely dissolving, controlling the temperature to 110 ℃, stirring at the rotation speed of 1200 rpm for 30 minutes, stirring the solution until the solution is clear, controlling the temperature of 5kg of polyvinyl alcohol after stirring to 100 ℃, stirring at the rotation speed of 1200 rpm for 1 hour until the solution is uniform.
2) 50kg of manganese sulfate was weighed into the above liquid and kept under stirring.
3) Adding 10kg of calcium lignosulphonate, controlling the temperature to 100 ℃, stirring at the rotation speed of 800 revolutions per minute for 20 minutes, and continuously stirring to completely dissolve the calcium lignosulphonate.
4) After cooling, 20kg of zinc sulphate, 15kg of iron sulphate and 5kg of boric acid are added, and the mixture is heated and stirred until all the materials are completely dissolved.
5) Adding 0.5kg of soybean lecithin, stirring uniformly, and cooling to 25 ℃.
6) Distilled water was added to bring the liquid to exactly 1000 kg.
Example 4 application method of foliar feed for grapes of example 1
The grape foliar fertilizer prepared according to the example 1 has the application amount per mu of grapes of 375kg/hm2Is administered at one time to grapeDiluting 500 times of leaves in young fruit period, and spraying.
Example 5 application method of foliar feed for grapes of example 1
The grape foliar fertilizer prepared according to the example 1 has the application amount per mu of grapes of 375kg/hm2The leaf spraying is carried out by diluting the grape twice in the young fruit period, the fruit expanding period and the like.
Example 6
In 2018, the method is carried out in Xinjiang rock river general farm (N44 degrees, 33 '46.1 degrees, E86 degrees, 02' 7.81 degrees), the previous crop is grape, the soil texture is loam, the pH value is 8.45, and the salinity (EC1:5) is 3.35 mS/m. The tested material is grape, and the variety is Frey. The dosage of the grape foliar fertilizer (prepared according to the example 1) is 375kg/hm2The grape is applied once before the young fruit stage (example 2). The grape leaf fertilizer in the market is the fruity sweet (amino acid) which is purchased from Shanghai Huilong environmental science and technology limited company, the specification is 2 kg/bottle, the application amount is as follows: 6kg/hm2And diluting the grape leaves by 800 times in the young fruit period, and spraying the grape leaves.
The result shows that the photosynthesis of the leaves can be effectively improved by applying the treatment, and the net photosynthetic rate, the transpiration rate and the chlorophyll content can be effectively improved. The physiological growth of the grapes is compensated under stress, which shows that the invention can obviously promote the photosynthesis of the grapes.
TABLE 1 Effect of different treatments on photosynthesis of grape young shoot leaves
Example 7
In 2018, the method is carried out on a 147 mass of Xinjiang rock river (N44 degrees, 33 '46.1 degrees, E86 degrees, 02' 7.81 degrees), the previous crop is grape, the soil texture is loam, the pH value is 8.45, and the salinity (EC1:5) is 3.35 mS/m. The tested material is grape, and the variety is Frey. The dosage of the grape foliar fertilizer (prepared according to the example 1) is 375kg/hm2The grape is applied once before the young fruit periodExample 2). The grape leaf fertilizer in the market is the fruity sweet (amino acid) which is purchased from Shanghai Huilong environmental science and technology limited company, the specification is 2 kg/bottle, the application amount is as follows: 6kg/hm2And diluting the grape leaves by 800 times in the young fruit period, and spraying the grape leaves.
As can be seen from the table 2, compared with the control treatment, the treatment of the grape leaf fertilizer applied with the product obviously improves the activities of peroxidase and catalase in the grape leaves and reduces the activity of superoxide dismutase. The invention can obviously reduce the negative influence of the environment on the growth of the grapes and is beneficial to the growth and development of the grapes.
TABLE 2 Effect of different treatments on the enzymatic Activity of grape leaves
Example 8
In 2019, the method is carried out on a 147 mass of Xinjiang rock river (N44 degrees, 34 '46.1', E86 degrees, 02 '8.01'), wherein the former crop is grape, the soil texture is loam, the pH value is 7.82, and the salinity (EC1:5) is 4.14 mS/m. The test material is grape, and the variety is red grape. The dosage of the grape foliar fertilizer (prepared according to the example 1) is 375kg/hm2The young grape stage and the fruit expansion stage were applied twice (example 3). The grape leaf fertilizer in the market is the fruity sweet (amino acid) which is purchased from Shanghai Huilong environmental science and technology limited company, the specification is 2 kg/bottle, the application amount is as follows: 6kg/hm2The diluted 800 times leaves are sprayed in the young fruit period and the fruit expanding period of the grapes.
As can be seen from tables 3 and 4, after the product is used, compared with the control treatment, the application of the foliar fertilizer for grapes enhances the distribution of the grapes to ions, improves the nutrient potassium element of young organs of the grapes, enhances the homeopathic competitive advantage of potassium ions and sodium ions, and reduces the influence of stress on grape development. The invention can reduce the stress injury and improve the growth environment of the grapes.
TABLE 3 different treatments on different organs K of grape+Influence of the distribution
TABLE 4 different treatments on different organs Na of grape+Influence of the distribution
Example 9
In 2018, the method is carried out on a 147 mass of Xinjiang rock river (N44 degrees, 33 '46.1 degrees, E86 degrees, 02' 7.81 degrees), the previous crop is grape, the soil texture is loam, the pH value is 8.45, and the salinity (EC1:5) is 3.35 mS/m. The tested material is grape, and the variety is Frey. The dosage of the grape foliar fertilizer (prepared according to the example 1) is 375kg/hm2The grape is applied once before the young fruit stage (example 2). The grape leaf fertilizer in the market is the fruity sweet (amino acid) which is purchased from Shanghai Huilong environmental science and technology limited company, the specification is 2 kg/bottle, the application amount is as follows: 6kg/hm2And diluting the grape leaves by 800 times in the young fruit period, and spraying the grape leaves.
In 2019, the method is carried out on a 147 mass of Xinjiang rock river (N44 degrees, 34 '46.1', E86 degrees, 02 '8.01'), wherein the former crop is grape, the soil texture is loam, the pH value is 7.82, and the salinity (EC1:5) is 4.14 mS/m. The test material is grape, and the variety is red grape. The dosage of the grape foliar fertilizer (prepared according to the example 1) is 375kg/hm2The young grape stage and the fruit expansion stage were applied twice (example 3). The grape leaf fertilizer in the market is the fruity sweet (amino acid) which is purchased from Shanghai Huilong environmental science and technology limited company, the specification is 2 kg/bottle, the application amount is as follows: 6kg/hm2The diluted 800 times leaves are sprayed in the young fruit period and the fruit expanding period of the grapes.
As can be seen from tables 5 and 6, after the grape foliar fertilizer is used, compared with the control treatment, the grape foliar fertilizer is applied to obviously improve the single grain weight, the solid content and the fruit sugar of the grapes. The special foliar fertilizer can obviously enhance the quality of grape fruits.
TABLE 5 Effect of different treatments on fruit quality of Fraunhofer grapes (2018)
TABLE 6 Effect of different treatments on fruit quality of red globe grapes (2019)
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The foliar fertilizer for grapes comprises the following raw materials in parts by weight in 1000 parts: 1-20 parts of polyacrylamide, 10-30 parts of potassium tripolyphosphate, 1-10 parts of polyvinyl alcohol, 10-50 parts of manganese sulfate, 10-30 parts of calcium lignosulfonate, 10-30 parts of zinc sulfate, 8-30 parts of ferric sulfate, 1-20 parts of boric acid, 0.3-0.6 part of soybean lecithin and the balance of distilled water.
2. The foliar fertilizer for grapes according to claim 1, wherein the foliar fertilizer for grapes comprises the following raw materials in parts by weight, in 1000 parts: 10 parts of polyacrylamide, 15 parts of potassium tripolyphosphate, 5 parts of polyvinyl alcohol, 30 parts of manganese sulfate, 20 parts of zinc sulfate, 10 parts of ferric sulfate, 5 parts of boric acid, 0.5 part of soybean lecithin and the balance of distilled water.
3. A process for the preparation of a foliar fertilizer for grapes as claimed in claim 1 or 2, comprising the steps of:
1) mixing the polyacrylamide, partial distilled water, potassium tripolyphosphate and polyvinyl alcohol to obtain a modified clustering high polymer material;
2) and mixing the modified clustering polymer material, manganese sulfate, calcium lignosulfonate, zinc sulfate, ferric sulfate, boric acid, soybean lecithin and residual distilled water to obtain the foliar fertilizer for the grapes.
4. The preparation method according to claim 3, wherein the mass ratio of the polyacrylamide to the partially distilled water is 1-20: 500 to 800.
5. A method of application of a foliar fertiliser for grapes as claimed in claim 1 or 2 comprising the steps of:
in the young fruit period and/or the fruit expansion period of the grapes, the foliar fertilizer for the grapes is diluted and then is sprayed on the leaves; the dilution multiple is 400-1000 times; the total application amount of the grape foliar fertilizer is 350-400 kg/hm2。
6. The application method according to claim 5, wherein the number of spraying is 1-2.
7. Use of a foliar fertilizer for grapes as claimed in claim 1 or 2 for promoting photosynthesis of grapes.
8. Use of a foliar fertilizer for grapes as claimed in claim 1 or 2 for increasing the activity of peroxidase on the grape leaves, increasing the activity of catalase on the grape leaves and/or reducing the activity of superoxide dismutase on the grape leaves.
9. The use of a foliar fertilizer for grapes as claimed in claim 1 or 2 for increasing the content of potassium element in young shoot organs of grapes.
10. Use of a foliar fertilizer for grapes as claimed in claim 1 or 2 for improving the quality of the grape fruits and/or for improving the yield of the grape fruits.
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| CN105948916A (en) * | 2016-05-09 | 2016-09-21 | 东莞市粮作花卉研究所 | Foliar fertilizer special for ageing defying of foliage flowers, preparation method and use method thereof |
| CN106007936A (en) * | 2016-05-18 | 2016-10-12 | 兴邦（武汉）生物科技有限公司 | Preparation method and application of leaf fertilizer composition |
| CN106748147A (en) * | 2016-12-23 | 2017-05-31 | 贵州大学 | It is a kind of new to can be used for paddy rice dedicated liquid fertilizer of integrated pest prevention and control and preparation method thereof |
| CN107129340A (en) * | 2017-06-26 | 2017-09-05 | 徐州市南许阳农业科技有限公司 | A kind of compound grape foliar fertilizer material and preparation method thereof |
| CN110105091A (en) * | 2018-03-29 | 2019-08-09 | 湖北格林凯尔精准农业研究院 | A kind of grape foliage-spray special foliar fertilizer, preparation method and application |
| CN109627109A (en) * | 2019-02-18 | 2019-04-16 | 福建省农业科学院土壤肥料研究所 | A kind of water-retaining type liquid suspension fertilizer and preparation method thereof |
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| CN111675578A (en) * | 2020-06-09 | 2020-09-18 | 临沂明英工贸有限公司 | Fruit swelling coloring microbial agent |
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