CN112772675A - Selenium inhibitor for preventing and treating wheat scab and preparation and application thereof - Google Patents

Selenium inhibitor for preventing and treating wheat scab and preparation and application thereof Download PDF

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Publication number
CN112772675A
CN112772675A CN202011626719.8A CN202011626719A CN112772675A CN 112772675 A CN112772675 A CN 112772675A CN 202011626719 A CN202011626719 A CN 202011626719A CN 112772675 A CN112772675 A CN 112772675A
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CN
China
Prior art keywords
selenium
inhibitor
water
wheat scab
wheat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011626719.8A
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Chinese (zh)
Inventor
王晓丽
王张民
刘志奎
张泽州
宋佳平
林锦钰
孙辰璐
张宁
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Suzhou Setek Co Ltd
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Suzhou Setek Co Ltd
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Filing date
Publication date
Application filed by Suzhou Setek Co Ltd filed Critical Suzhou Setek Co Ltd
Priority to CN202011626719.8A priority Critical patent/CN112772675A/en
Publication of CN112772675A publication Critical patent/CN112772675A/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/02—Sulfur; Selenium; Tellurium; Compounds thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G13/00—Protecting plants
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00—Cultivation of specific crops or plants not otherwise provided for
    • A01G22/20—Cereals
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/10—Aromatic or araliphatic carboxylic acids, or thio analogues thereof; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
    • A01N43/38—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings condensed with carbocyclic rings
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00—Soil-conditioning materials or soil-stabilising materials
    • C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
    • C09K17/18—Prepolymers; Macromolecular compounds
    • C09K17/20—Vinyl polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2101/00—Agricultural use
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2107/00—Impermeabilisation

Abstract

The invention relates to a selenium inhibitor for preventing and treating wheat scab and a preparation method thereof. The preparation comprises the components of a selenium source, a rooting agent and water, wherein the rooting agent accounts for 0.002L and the water accounts for 0.96-0.998L in terms of 1L, and the content of the selenium source is 0.5-2 mg. The preparation method of the selenium inhibitor comprises the following steps: the ingredients are selected from a selenium source, a rooting agent and water, and the selenium source, the rooting agent and the water are mixed to obtain the selenium inhibitor. The inhibitor prepared by taking the selenium source as the main effective component obviously enhances the resistance of wheat scab by inhibiting pathogenic bacteria and improving the oxidation resistance in plant bodies through selenium.

Description

Selenium inhibitor for preventing and treating wheat scab and preparation and application thereof
Technical Field
The invention relates to a selenium inhibitor for preventing and treating wheat scab and a preparation method and application thereof, belonging to the technical field of plant protection.
Background
Wheat is one of three grains, is rich in starch, protein, fat and vitamins, is a main food source for human, can maintain the balance of nutrition of the body, and has important significance for human health. Scab is one of the most important diseases of wheat, and can be infected from the seedling stage to the ear stage to cause seedling rot, stem rot, stalk rot and ear rot, wherein the ear rot is the most harmful, diseased wheat contains toxins, poisoning can be caused after people and livestock eat the disease, huge loss is brought to agricultural products, and human health is harmed. At present, people mainly use antibacterial varieties, medicament seed dressing, chemical prevention and control and other measures to prevent and control the gibberellic disease, but the method has the defects of resource waste, large pollution and the like. Selenium has obvious inhibiting effect on the growth and the pathogenicity of pathogenic bacteria, has antioxidant effect on higher plants, can enhance the antioxidant capacity in plants, improve the stress resistance and the anti-aging capacity of the plants, ensure the normal growth of the plants and has important significance for solving the disease control.
At present, most of the control means of wheat scab are traditional medicament spraying, pesticide residue is easy to appear, the influence on human health is large, the control effect is poor, and few reports of selenium and polyacrylamide control of wheat scab exist in the prior art.
Disclosure of Invention
The invention aims to solve the technical problem of providing a selenium inhibitor for preventing and treating wheat scab, and reducing wheat diseases and damages to the environment and human health.
The invention also aims to solve the technical problem of providing a preparation method of the selenium inhibitor for preventing and treating wheat scab.
In order to solve the problems, the selenium inhibitor for preventing and treating wheat scab provided by the invention comprises a selenium source, a rooting agent and water, wherein the rooting agent accounts for 0.002L and the water accounts for 0.96-0.998L in terms of 1L, and the content of the selenium source is 0.5-2 mg.
Preferably, the rooting agent is one of indoleacetic acid and sodium naphthaleneacetate.
Preferably, the selenium source is one of selenium-containing compounds.
Preferably, the selenium source is one of selenite and nano-selenium.
More preferably, the preparation of the invention also comprises polyacrylamide dry powder, and the addition amount is 0.01 g.
The invention also discloses a preparation method of the selenium inhibitor for preventing and treating wheat scab, which comprises the following steps:
the ingredients are selected from a selenium source, a rooting agent and water, wherein the total amount of the rooting agent and the water is 0.002L and 0.96-0.998L respectively in terms of 1L, and the adding amount of the selenium source is 0.5-2 mg; mixing selenium source, rooting agent and water to obtain selenium inhibitor. Preferably, the ingredients also comprise polyacrylamide dry powder, and the addition amount of the polyacrylamide dry powder is 0.01 g.
The application of the selenium inhibitor for preventing and treating wheat scab provided by the invention is to apply the selenium inhibitor to soil around a root system of a wheat crop.
Preferably, the fertilizer is sprayed from the young wheat flowering period, wherein the spraying frequency is 1-2 times, and the spraying is carried out at intervals of 7 days when the fertilizer is sprayed for 2 times.
Preferably, the polyacrylamide dry powder is uniformly sprinkled on the soil surface around the root system of the wheat after the selenium inhibitor is applied to the root.
The selenium inhibitor for preventing and treating wheat scab can effectively kill pathogenic bacteria, has important significance for improving the stress resistance of plants, and has remarkable prevention and treatment effects; meanwhile, the problem of environmental pollution caused by spraying chemical agents is solved, and the spraying of the chemical agents is beneficial to human health. Meanwhile, the application of polyacrylamide can improve the utilization rate of selenium, improve the water and fertilizer retention capacity of soil, improve the permeability and drought resistance of soil, improve the soil environment and provide a good environment for the growth and development of wheat.
Detailed Description
The present invention is further described below in conjunction with specific examples to enable those skilled in the art to better understand the present invention and to practice it, but the examples are not intended to limit the present invention.
Example 1
A selenium inhibitor for preventing and treating wheat scab comprises the following components in parts by weight: 2mg of sodium selenite, counted as 1L, 0.002L of indoleacetic acid and 0.998L of water. According to the formula, the selenium source, the rooting agent and water are mixed to obtain the selenium inhibitor. From the wheat flowering period, the selenium inhibitor is sprayed to soil around roots for 1 time, and polyacrylamide dry powder is uniformly sprayed on the soil surface. Wheat sprayed with clear water was used as a control. After spraying, compared with a control group, the incidence rate of wheat scab is reduced by 45 percent in the spraying group.
Example 2
A selenium inhibitor for preventing and treating wheat scab comprises the following components in parts by weight: 2mg of nano selenium, 1L of nano selenium, 0.002L of sodium naphthaleneacetate and 0.998L of water. According to the formula, the selenium source, the rooting agent and water are mixed to obtain the selenium inhibitor. From the wheat flowering period, the inhibitor is sprayed to soil around roots for 1 time, and polyacrylamide dry powder is uniformly spread on the soil surface. Wheat sprayed with clear water was used as a control. After spraying, compared with a control group, the incidence rate of wheat scab is reduced by 48 percent in the spraying group.
Example 3
A selenium inhibitor for preventing and treating wheat scab comprises the following components in parts by weight: 1.5mg of sodium selenite, counted as 1L, 0.002L of indoleacetic acid and 0.998L of water. According to the formula, the selenium source, the rooting agent and water are mixed to obtain the selenium inhibitor. From the wheat flowering period, the inhibitor is sprayed to soil around roots for 1 time, and polyacrylamide dry powder is uniformly spread on the soil surface, and wheat sprayed with clear water is used as a control. After spraying, compared with a control group, the incidence rate of wheat scab is reduced by 42 percent in the spraying group.
Example 4
A selenium inhibitor for preventing and treating wheat scab comprises the following components in parts by weight: 1mg selenite, 1L, 0.002L rooting agent and 0.998L water. According to the formula, the selenium source, the rooting agent and water are mixed to obtain the selenium inhibitor. From the wheat flowering period, the selenium inhibitor is sprayed to the soil around the root system for 1 time, and polyacrylamide dry powder is uniformly spread on the soil surface, and the wheat sprayed with clear water is used as a control. After spraying, compared with a control group, the incidence rate of wheat scab is reduced by 37 percent in the spraying group.
Example 5
A selenium inhibitor for preventing and treating wheat scab comprises the following components in parts by weight: 1mg selenite, 1L, 0.002L rooting agent and 0.998L water. According to the formula, the selenium source, the rooting agent and water are mixed to obtain the selenium inhibitor. From the wheat flowering period, the selenium inhibitor is sprayed to the soil around the root system once every 7 days for 2 times, and polyacrylamide dry powder is uniformly spread on the soil surface, and the wheat sprayed with clear water is used as a control. After spraying, compared with a control group, the incidence rate of wheat scab is reduced by 38 percent in the spraying group.
Example 6
A selenium inhibitor for preventing and treating wheat scab comprises the following components in parts by weight: 1mg of nano-selenium, 1L of rooting agent 0.002L and water 0.998L. According to the formula, the selenium source, the rooting agent and water are mixed to obtain the selenium inhibitor. From the wheat flowering period, the inhibitor is sprayed to soil around roots for 1 time, and polyacrylamide dry powder is uniformly spread on the soil surface, and wheat sprayed with clear water is used as a control. After spraying, compared with a control group, the incidence rate of wheat scab is reduced by 46 percent in the spraying group.
Example 7
A selenium inhibitor for preventing and treating wheat scab comprises the following components in parts by weight: 1mg of nano-selenium, 1L of rooting agent 0.002L and water 0.998L. According to the formula, the selenium source, the rooting agent and water are mixed to obtain the selenium inhibitor. From the wheat flowering period, the selenium inhibitor is sprayed to the soil around the root system once every 7 days for 2 times, and polyacrylamide dry powder is uniformly spread on the soil surface, and the wheat sprayed with clear water is used as a control. After spraying, compared with a control group, the incidence rate of wheat scab is reduced by 46 percent in the spraying group.

Claims (10)

1. The selenium inhibitor for preventing and treating wheat scab is characterized by comprising a selenium source, a rooting agent and water, wherein the rooting agent accounts for 0.002L, the water accounts for 0.96-0.998L and the content of the selenium source is 0.5-2 mg in 1L.
2. The selenium inhibitor for controlling wheat scab according to claim 1, wherein the rooting agent is one of indoleacetic acid and sodium naphthaleneacetate.
3. The selenium inhibitor for controlling wheat scab according to claim 1, wherein said selenium source is one of selenium-containing compounds.
4. The selenium inhibitor for preventing and treating wheat scab as claimed in claim 2, wherein said selenium source is one of selenite and nano-selenium.
5. The selenium inhibitor for controlling wheat scab according to claim 1, further comprising polyacrylamide dry powder.
6. A preparation method of a selenium inhibitor for preventing and treating wheat scab is characterized by comprising the following steps: the ingredients are selected from a selenium source, a rooting agent and water, wherein the total amount of the rooting agent and the water is 0.002L and 0.96-0.998L respectively in terms of 1L, and the adding amount of the selenium source is 0.5-2 mg; mixing selenium source, rooting agent and water to obtain selenium inhibitor.
7. The method for preparing the selenium inhibitor for preventing and treating wheat scab as claimed in claim 6, wherein the ingredients further comprise polyacrylamide dry powder, the addition amount is 0.01 g; and mixing a selenium source, polyacrylamide dry powder, a rooting agent and water to obtain the selenium inhibitor.
8. Use of a selenium inhibitor for the control of wheat scab according to any one of claims 1 to 5 applied to the soil surrounding the root system of wheat crops.
9. The use of a selenium inhibitor for the control of wheat scab as claimed in claim 8, wherein: spraying from the flowering period of wheat for 1-2 times, wherein the spraying is carried out at intervals of 7 days when the spraying is carried out for 2 times.
10. The use of a selenium inhibitor for the control of wheat scab as claimed in claim 5, wherein: and uniformly scattering the polyacrylamide dry powder on the soil surface around the root system of the wheat after the selenium inhibitor is applied to the root.
CN202011626719.8A 2020-12-31 2020-12-31 Selenium inhibitor for preventing and treating wheat scab and preparation and application thereof Pending CN112772675A (en)

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CN202011626719.8A CN112772675A (en) 2020-12-31 2020-12-31 Selenium inhibitor for preventing and treating wheat scab and preparation and application thereof

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Application Number Priority Date Filing Date Title
CN202011626719.8A CN112772675A (en) 2020-12-31 2020-12-31 Selenium inhibitor for preventing and treating wheat scab and preparation and application thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114946884A (en) * 2022-06-30 2022-08-30 陕西科技大学 Nano-selenium probiotic preparation and preparation method and application thereof

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CN104488618A (en) * 2014-12-19 2015-04-08 扬州大学 Wheat scab control method
WO2016185379A1 (en) * 2015-05-18 2016-11-24 Nbvd S.A. Use of hydroxyapatite as a carrier of nutritional elements and vegetal extracts for treating plants
CN107372483A (en) * 2017-07-28 2017-11-24 中国科学院合肥物质科学研究院 A kind of wheat scab inhibitor and preparation method thereof
CN107628866A (en) * 2017-09-30 2018-01-26 广西吉朋投资有限公司 A kind of compound fertilizer and its application method for preventing and treating wheat scab

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1327738A (en) * 2001-06-22 2001-12-26 陈太林 Composite plant growth promoter able to prevent and eliminate diseases and pests
CN104488618A (en) * 2014-12-19 2015-04-08 扬州大学 Wheat scab control method
WO2016185379A1 (en) * 2015-05-18 2016-11-24 Nbvd S.A. Use of hydroxyapatite as a carrier of nutritional elements and vegetal extracts for treating plants
CN107372483A (en) * 2017-07-28 2017-11-24 中国科学院合肥物质科学研究院 A kind of wheat scab inhibitor and preparation method thereof
CN107628866A (en) * 2017-09-30 2018-01-26 广西吉朋投资有限公司 A kind of compound fertilizer and its application method for preventing and treating wheat scab

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114946884A (en) * 2022-06-30 2022-08-30 陕西科技大学 Nano-selenium probiotic preparation and preparation method and application thereof

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Application publication date: 20210511