CN107535486B - Fruit tree growth inhibition adhesive film and preparation method and application thereof - Google Patents
Fruit tree growth inhibition adhesive film and preparation method and application thereof Download PDFInfo
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- CN107535486B CN107535486B CN201710767636.2A CN201710767636A CN107535486B CN 107535486 B CN107535486 B CN 107535486B CN 201710767636 A CN201710767636 A CN 201710767636A CN 107535486 B CN107535486 B CN 107535486B
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Abstract
The invention discloses a fruit tree growth inhibition glue film, which comprises a glue matrix, a plant growth inhibitor and a liquid dispersion stabilizer, wherein the plant growth inhibitor is dispersed in the glue matrix and inhibits the sprouting of new shoots of fruit trees, and the liquid dispersion stabilizer is used for improving the dispersion stability of the plant growth inhibitor in the glue matrix, and the mass ratio of the glue matrix to the plant growth inhibitor to the liquid dispersion stabilizer is 1: 0.01-0.1: 0.001-0.01. The fruit tree growth inhibition adhesive film is simple to use, long in effective action time, free of fruit residues and soil residues, and free of influence on fruit growth.
Description
Technical Field
The invention relates to the field of plant growth regulators, in particular to a fruit tree growth inhibition adhesive film and a preparation method and application thereof.
Background
With the increasing world population and the increasing living standard, the consumption of fruits is also increasing. At present, in the production and growth process of mature fruit trees, the young shoots need to be frequently removed to reduce the unnecessary nutrient consumption of the fruit trees and control certain plant diseases and insect pests, thereby improving the yield of the fruit trees and the quality of the fruits. For some plants with particularly vigorous growth, the number of the treetops in one year can exceed three, and if manual erasing is adopted, the effect is not good enough, time and labor are wasted, the work efficiency is low, and the cost is high.
Aiming at the problems, fruit tree germination inhibitors, which are commonly paclobutrazol, ethephon and the like, appear on the market, but the products are organic synthetic plant growth inhibitors, but with the continuous use of the inhibitors, the problems of less and less obvious pesticide effect, larger and larger dosage, high residue, high cost and the like appear, for example, the currently commonly used paclobutrazol can slow down the vegetative growth and reduce the young shoot sprouting quantity, but has long residue period, poor environmental friendliness, strict use concentration requirement, too low effect of controlling the young shoots and promoting the flowering, and too high effect of inhibiting excessively and has side effect on the fruit quality in the next year; when 2, 4-dichlorophenoxyacetic acid or ethephon is used for regulating and controlling the growth of treetops of fruit trees, yellow leaves, fallen leaves, large-area fruit drop and other adverse effects are easy to occur when the pesticide is improperly used, so that the yield is influenced.
The existing method for using the plant growth inhibitor is to dilute the inhibitor and then directly spray the diluted inhibitor on fruit trees, so that the absorption of the inhibitor by the fruit trees achieves the effect of inhibiting the growth of new shoots. However, the operation of spraying can cause influence on the growth of roots and fruits, so that the root system is limited, the clusters are excessively compact and have small green grains, and the fruit expansion growth is inhibited.
Disclosure of Invention
In view of the above, in order to solve the above problems, the invention provides a fruit tree growth inhibition adhesive film, which is applied to a node of a fruit tree where a young shoot is removed, can effectively control the young shoot to germinate, has an aging period of up to three years, does not cause drug accumulation in soil and fruits, is green and environment-friendly, saves a large amount of young shoot picking and shearing work, and reduces the cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
the fruit tree growth inhibition glue film comprises a glue matrix, a plant growth inhibitor and a liquid dispersion stabilizer, wherein the plant growth inhibitor is dispersed in the glue matrix and can be used for preventing young shoots of fruit trees from sprouting, and the liquid dispersion stabilizer is used for improving the dispersion stability of the plant growth inhibitor in the glue matrix, and the mass ratio of the glue matrix to the plant growth inhibitor to the liquid dispersion stabilizer is 1: 0.01-0.1: 0.001-0.01.
Preferably, the gum base is a silicon-containing compound, a titanium-containing compound, or a fluororesin. The silicon-containing compound can be sodium silicate, potassium silicate, alkoxy silane compound, etc., the titanium-containing compound can be peroxotaic acid, and the fluororesin can be polyvinyl fluoride, vinyl fluoride acrylic acid, vinyl fluoride polyurethane, etc.
More preferably, the gum base is sodium silicate and the molecular formula is Na2SiO3。
Preferably, the plant growth inhibitor is one or more of chlormequat chloride, paclobutrazol, cycloculin and butyryl hydrazine.
More preferably, the plant growth inhibitor consists of paclobutrazol and butyrohydrazide, and the mass ratio of the paclobutrazol to the butyrohydrazide is 1: 2-7.
In some embodiments, the paclobutrazol is a wettable powder with 15% of active ingredients, and the butyryl hydrazine is a soluble powder with 50% of active ingredients. The wettable powder is a powdery preparation which can be dispersed in water to form a stable suspension, and the soluble powder is water-soluble powder.
Preferably, the liquid dispersion stabilizer is polyacrylate, alkali metal phosphate or guar gum.
More preferably, the polyacrylate is sodium polyacrylate with a molecular weight of 3000-.
The invention also provides a preparation method of the fruit tree growth inhibition adhesive film, which comprises the following steps:
1) dissolving sodium silicate in water to form sodium silicate aqueous solution with mass concentration of 35-45%;
2) adding acetic acid into the sodium silicate aqueous solution in the step 1) to adjust the pH value of the sodium silicate aqueous solution to 6.5-7.5;
3) according to the mass ratio of effective components, paclobutrazol to butyryl hydrazine is 1: mixing at a ratio of 2-7 to prepare an inhibitor aqueous solution;
4) and (3) mixing sodium polyacrylate with the sodium silicate aqueous solution with the pH value adjusted in the step 2) and the inhibitor aqueous solution in the step 3), and uniformly stirring to obtain the fruit tree growth inhibition adhesive film.
The invention also provides application of the fruit tree growth inhibition adhesive film, which is characterized in that the fruit tree growth inhibition adhesive film is coated on the nodes of the fruit trees from which the new shoots are removed. The fruit tree growth inhibition adhesive film provided by the invention has the effect of inhibiting the young shoots of fruit trees from sprouting except for the plant growth inhibitor in the adhesive film, and the fruit tree growth inhibition adhesive film can completely cover the nodes when in use, so that the air blocking effect is realized, and the young shoots of fruit trees are inhibited from sprouting.
Due to the implementation of the technical scheme, compared with the prior art, the invention has the following advantages: the fruit tree growth inhibition adhesive film is simple to use, long in effective action time, free of fruit residues and soil residues, and free of influence on fruit growth.
Drawings
FIG. 1 is a flow chart of a method for preparing a fruit tree growth inhibition adhesive film according to example I;
FIG. 2 is a flow chart of a method for preparing the adhesive film for inhibiting growth of fruit trees according to example II;
fig. 3 is a flow chart of a method for preparing the fruit tree growth inhibiting adhesive film of the third embodiment.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In the following examples, sodium silicate: molecular formula is Na2SiO3Purchased from Shandong gold and space chemical; paclobutrazol: is wettable powder with 15 percent of active ingredient, and is purchased from Sichuan national light agriculture chemical company Limited; butyryl hydrazine: soluble powder with 50 percent of active ingredients is purchased from Sichuan photo agriculture chemical company Limited; sodium polyacrylate: molecular weight 4000, purchased from Jiangmen Tianxiang Biotech.
Example one
The fruit tree growth inhibition glue film of this embodiment, including the gum base, disperse in the gum base and hinder the vegetation inhibitor of fruit tree young sprout and be used for improving the liquid dispersion stabilizer of vegetation inhibitor dispersion stability in the gum base, the mass ratio of gum base, vegetation inhibitor and liquid dispersion stabilizer is 1: 0.0144: 0.0125.
the gum base of this example was sodium silicate; the plant growth inhibitor consists of paclobutrazol and butyrohydrazide, wherein the mass ratio of paclobutrazol to butyrohydrazide is 1: 6.67; the liquid dispersion stabilizer is sodium polyacrylate with molecular weight of 4000.
Referring to fig. 1, the preparation method of the adhesive film for inhibiting growth of fruit trees of the embodiment includes the following steps:
step S1: preparing aqueous solution of sodium silicate
400g of Na are weighed2SiO3Dissolved in deionized water to form 1000mL of aqueous sodium silicate solution.
The specific operation is as follows: to 400g of Na2SiO3Gradually adding deionized water, adding 100mL each time and stirring thoroughly until Na2SiO3After complete dissolution, deionized water was added to adjust the volume of the solution to 1000 mL.
Step S2: adjusting the pH
And (4) adjusting the pH of the sodium silicate aqueous solution prepared in the step S1 to 7 by using an acetic acid solution with the mass concentration of 30%, and storing for later use.
Step S3: preparing an aqueous inhibitor solution
Dissolving 5g of paclobutrazol wettable powder with 15 percent of active ingredients and 10g of hydrazine butyryl soluble powder with 50 percent of active ingredients into 80mL of deionized water, stirring uniformly, and then adding deionized water to adjust into 100mL of inhibitor aqueous solution.
Step S4: preparing an inhibitor dispersion solution
And (4) slowly adding 5g of sodium polyacrylate with the molecular weight of 4000 into the inhibitor aqueous solution prepared in the step S3, continuously stirring for 5min till the mixture is uniform, preparing an inhibitor dispersion solution, and storing for later use.
Step S5: preparation of the inhibiting adhesive film
And (3) mixing the sodium silicate aqueous solution with the pH of 7 in the step S2 with the inhibitor dispersion solution in the step S4, and stirring at 25 ℃ for 10min until the mixture is uniform to prepare the inhibitor adhesive film.
Example two
The fruit tree growth inhibition glue film of this embodiment, including the gum base, disperse in the gum base and hinder the vegetation inhibitor of fruit tree young sprout and be used for improving the liquid dispersion stabilizer of vegetation inhibitor dispersion stability in the gum base, the mass ratio of gum base, vegetation inhibitor and liquid dispersion stabilizer is 1: 0.01: 0.001.
the gum base of this example was sodium silicate; the plant growth inhibitor consists of paclobutrazol and butyrohydrazide, wherein the mass ratio of the paclobutrazol to the butyrohydrazide is 1: 2; the liquid dispersion stabilizer is sodium polyacrylate with molecular weight of 4000.
Referring to fig. 2, the preparation method of the adhesive film for inhibiting growth of fruit trees of the embodiment includes the following steps:
step S1: preparing aqueous solution of sodium silicate
400g of Na are weighed2SiO3Dissolved in deionized water to form 1000mL of aqueous sodium silicate solution.
The specific operation is as follows: to 400g of Na2SiO3Gradually adding deionized water, adding 100mL each time and stirring thoroughly until Na2SiO3After complete dissolution, deionized water was added to adjust the volume of the solution to 1000 mL.
Step S2: adjusting the pH
The sodium silicate aqueous solution prepared in step S1 is then adjusted to pH 7 with an acetic acid solution having a mass concentration of 30%.
Step S3: preparing sodium silicate dispersion solution
And (4) slowly adding 0.4g of sodium polyacrylate with the molecular weight of 4000 into the sodium silicate aqueous solution with the pH adjusted in the step S2, continuously stirring for 5min till the mixture is uniform, preparing a sodium silicate dispersion solution, and storing for later use.
Step S4: preparing an aqueous inhibitor solution
Dissolving 8.88g of paclobutrazol wettable powder with 15 percent of Guoguang and 5.33g of Guoguang 50 percent of hydrazine butyryl soluble powder into 80mL of deionized water, stirring uniformly, and then adding deionized water to adjust into 100mL of inhibitor aqueous solution.
Step S5: preparation of the inhibiting adhesive film
And (4) mixing the sodium silicate dispersion solution in the step S3 with the inhibitor aqueous solution in the step S4, and stirring at 25 ℃ for 5min until the mixture is uniform to prepare the inhibitor adhesive film.
EXAMPLE III
The fruit tree growth inhibition glue film of this embodiment, including the gum base, disperse in the gum base and hinder the vegetation inhibitor of fruit tree young sprout and be used for improving the liquid dispersion stabilizer of vegetation inhibitor dispersion stability in the gum base, the mass ratio of gum base, vegetation inhibitor and liquid dispersion stabilizer is 1: 0.1: 0.01.
the gum base of this example was sodium silicate; the plant growth inhibitor consists of paclobutrazol and butyrohydrazide, wherein the mass ratio of the paclobutrazol to the butyrohydrazide is 1: 7; the liquid dispersion stabilizer is sodium polyacrylate with molecular weight of 4000.
Referring to fig. 3, the preparation method of the adhesive film for inhibiting growth of fruit trees of the embodiment includes the following steps:
step S1: preparing aqueous solution of sodium silicate
400g of Na are weighed2SiO3Dissolved in deionized water to form 1000mL of aqueous sodium silicate solution.
The specific operation is as follows: to 400g of Na2SiO3Gradually adding deionized water, adding 100mL each time and stirring thoroughly until Na2SiO3After complete dissolution, deionized water was added to adjust the volume of the solution to 1000 mL.
Step S2: adjusting the pH
And (4) adjusting the pH of the sodium silicate aqueous solution prepared in the step S1 to 7 by using an acetic acid solution with the mass concentration of 30%, and storing for later use.
Step S3: preparing an aqueous inhibitor solution
Dissolving 33.3g of paclobutrazol wettable powder with 15 percent of Guoguang and 70g of Guoguang 50 percent of hydrazine butyryl soluble powder into 80mL of deionized water, stirring uniformly, adding deionized water to adjust into 100mL of inhibitor aqueous solution, and storing for later use.
Step S4: preparation of the inhibiting adhesive film
Mixing the sodium silicate aqueous solution with pH of 7 in step S2, the inhibitor dispersion solution in step S4 and 4g of sodium polyacrylate with molecular weight of 4000, and stirring at 25 deg.C for 10min to obtain the final product.
Example four applications of growth-inhibiting glue film for fruit trees
Trimming off the young shoots near the fruits on the fruit trees, and then coating the growth inhibition glue film of the fruit trees on the nodes with the young shoots removed, and completely covering the nodes.
EXAMPLE five
In this example, the fruit tree growth inhibition glue film prepared in example one, example two and example three is compared with the currently available inhibitor, and the results are shown in the following table:
TABLE 1 comparison of the usage effects of the fruit tree inhibiting glue film and paclobutrazol and butyryl hydrazine
Note: the fruit residue and soil residue data in the above table were measured 3 months after using either the inhibited glue film or the commercial inhibitor.
As can be seen from the above table, the fruit tree inhibiting glue films prepared in the first, second and third examples are simpler and more convenient in use method, have long effective acting time, have no fruit residue and no soil residue, and have no influence on the growth of fruits compared with the fruit tree growth regulators such as paclobutrazol or butyrylhydrazine sold in the market at present. From the effects of the first embodiment, the second embodiment, and the third embodiment, the effect of the first embodiment is optimal.
The fruit tree growth inhibition adhesive film is simple to use, long in effective action time, free of fruit residues and soil residues, and free of influence on fruit growth. The fruit tree growth inhibition adhesive film disclosed by the invention has the effect of inhibiting the young shoots of fruit trees from sprouting except for the plant growth inhibitor in the adhesive film, and the fruit tree growth inhibition adhesive film can completely cover the nodes when in use to play a role of blocking air, so that the young shoots of the fruit trees are inhibited from sprouting, a large amount of young shoots are saved from picking and shearing, the soil residue of the inhibitor is not caused, and the adhesive film is green and environment-friendly.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the invention, and not to limit the scope of the invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (3)
1. The fruit tree growth inhibition glue film is characterized by comprising a glue matrix, a plant growth inhibitor and a liquid dispersion stabilizer, wherein the plant growth inhibitor is dispersed in the glue matrix and used for inhibiting the sprouting of new shoots of fruit trees, and the liquid dispersion stabilizer is used for improving the dispersion stability of the plant growth inhibitor in the glue matrix, and the mass ratio of the glue matrix to the plant growth inhibitor to the liquid dispersion stabilizer is 1: 0.01-0.1: 0.001-0.01;
the liquid dispersion stabilizer is polyacrylate;
the fruit tree growth inhibition adhesive film is directly smeared on the nodes with the new shoots removed on the fruit trees and completely covers the nodes so as to inhibit the new shoots of the fruit trees from sprouting;
the glue matrix is sodium silicate;
the plant growth inhibitor consists of paclobutrazol and butyrohydrazide, and the mass ratio of the paclobutrazol to the butyrohydrazide is 1: 2-7;
the paclobutrazol is wettable powder with 15% of effective components, and the daminozide is soluble powder with 50% of effective components;
the polyacrylate is sodium polyacrylate, and the molecular weight of the polyacrylate is 3000-5000.
2. The method for preparing the fruit tree growth inhibition glue film according to claim 1, comprising the following steps:
1) dissolving sodium silicate in water to form sodium silicate aqueous solution with mass concentration of 35-45%;
2) adding acetic acid into the sodium silicate aqueous solution in the step 1) to adjust the pH value of the sodium silicate aqueous solution to 6.5-7.5;
3) according to the mass ratio of effective components, paclobutrazol to butyryl hydrazine is 1: mixing at a ratio of 2-7 to prepare an inhibitor aqueous solution;
4) and (3) mixing the sodium polyacrylate with the sodium silicate aqueous solution with the pH value adjusted in the step 2) and the inhibitor aqueous solution in the step 3), and uniformly stirring to obtain the fruit tree growth inhibition adhesive film.
3. The use of the fruit tree growth inhibiting adhesive film according to claim 1, wherein the fruit tree growth inhibiting adhesive film is applied to the node of the fruit tree from which the young shoot has been removed.
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| CN101828594A (en) * | 2009-03-09 | 2010-09-15 | 甘肃省农业科学院土壤肥料与节水农业研究所 | Antifreezing pepper swelling agent and preparation method thereof |
| CN102517032A (en) * | 2011-12-08 | 2012-06-27 | 董广林 | Fully-degradable liquid medical membrane for paddy field |
| CN103190395A (en) * | 2013-04-01 | 2013-07-10 | 四川农业大学 | Potato sprout inhibition suspended seed coating and preparation method thereof |
| CN103518719A (en) * | 2013-09-13 | 2014-01-22 | 郑州郑氏化工产品有限公司 | Fruit tree growth regulator composition and application thereof |
| CN105254420A (en) * | 2015-10-18 | 2016-01-20 | 重庆市农业科学院 | Regulator for promoting growth of fruit tree flowers and preparation method of regulator |
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- 2017-08-31 CN CN201710767636.2A patent/CN107535486B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101828594A (en) * | 2009-03-09 | 2010-09-15 | 甘肃省农业科学院土壤肥料与节水农业研究所 | Antifreezing pepper swelling agent and preparation method thereof |
| CN102517032A (en) * | 2011-12-08 | 2012-06-27 | 董广林 | Fully-degradable liquid medical membrane for paddy field |
| CN103190395A (en) * | 2013-04-01 | 2013-07-10 | 四川农业大学 | Potato sprout inhibition suspended seed coating and preparation method thereof |
| CN103518719A (en) * | 2013-09-13 | 2014-01-22 | 郑州郑氏化工产品有限公司 | Fruit tree growth regulator composition and application thereof |
| CN105254420A (en) * | 2015-10-18 | 2016-01-20 | 重庆市农业科学院 | Regulator for promoting growth of fruit tree flowers and preparation method of regulator |
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