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A kind of bactericidal composition containing prochloraz and biological antibacterial substance hsaf and its application

A composition, the technology of prochloraz, applied in the field of pesticides, to achieve the effects of rapid drug efficacy, high safety, and high synergistic effect

Active Publication Date: 2020-05-26
JIANGSU ACAD OF AGRI SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] So far, there have been no reports of using prochloraz and biological antibacterial substance HSAF as the main active ingredients to develop compound fungicides to control plant diseases such as black spot, anthracnose, and scab.

Method used

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  • A kind of bactericidal composition containing prochloraz and biological antibacterial substance hsaf and its application
  • A kind of bactericidal composition containing prochloraz and biological antibacterial substance hsaf and its application
  • A kind of bactericidal composition containing prochloraz and biological antibacterial substance hsaf and its application

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0029] Example 1: 14% prochloraz·HSAF water dispersible granules (1:6)

[0030] The components of the fungicidal composition containing prochloraz and HSAF are: prochloraz 2%, HSAF 12%, naphthalenesulfonate Morwet EFW 3%, polycarboxylate Agrilan 700 10%, ammonium sulfate 5%, Polyvinyl alcohol 5%, borax 2%, polydimethoxyalkane 1%, add kaolin to 100%.

[0031] After adsorbing and mixing HSAF and filler, add the above-mentioned other materials into the conical mixer and mix evenly, and then pulverize through the jet mill, and then mix the pulverized material through the conical mixer, and the fineness of the mixed material is 98%. 325-mesh standard sieve, put into a kneader to knead into a plastic material, and finally put this material into an extrusion granulator to extrude and granulate, after granulation, dry and sieve to obtain 14% prochloraz·HSAF water dispersion granules.

Embodiment 2

[0032] Embodiment 2: 14% prochloraz·HSAF oil suspension concentrate (6:1)

[0033]The components of the fungicidal composition containing prochloraz and HSAF are: prochloraz 12%, HSAF 2%, phenethylphenol polyoxyethylene ether 5%, sodium lignosulfonate 8%, epoxy soybean oil 10% , organic bentonite 3%, Dow Corning 3150 0.2%, polyethylene glycol acid alkyl ether 1%, oleic acid methyl ester to 100%.

[0034] After fully mixing HSAF and methyl oleate, add the other above-mentioned materials (except organic bentonite) into the reactor mixer, stir evenly, and inject the materials into a multi-stage sand mill for grinding. The fineness of the materials after grinding is After 98% pass through 1-5μm, the material is discharged, and then the material is put into a high-shear emulsification kettle together with the pre-dissolved organic bentonite. After emulsification, 14% prochloraz·HSAF oil suspension can be made.

Embodiment 3

[0035] Example 3: 14% prochloraz·HSAF aqueous emulsion (6:1)

[0036] The components of the fungicidal composition containing prochloraz and HSAF are: prochloraz 12%, HSAF 2%, xylene 15%, isopropanol 3%, lauryl calcium sulfate 2%, polyvinyl alcohol 5% %, xanthan gum 0.3%, Dow Corning 3150 0.2%, add water to 100%.

[0037] Mix prochloraz, HSAF, and xylene uniformly under mechanical stirring to form an oil phase; put isopropanol, calcium lauryl sulfate, polyvinyl alcohol, xanthan gum (dissolved in advance) and water into the emulsification dispersion tank Stir at a high speed for 10 to 30 minutes; then put the oil phase into the emulsification dispersion tank, and stir for 20 to 100 minutes to make it into a uniform emulsion, that is, to prepare a 14% prochloraz·HSAF aqueous emulsion.

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PUM

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Abstract

The invention discloses a sterilizing composition comprising prochloraz and biological antibacterial substance HSAF (heat stable antifungal factor) and application of the sterilizing composition. Theprochloraz and the HSAF are main effective components of the sterilizing composition. The mass ratio of the prochloraz to the HSAF ranges from 1:10 to 10:1. The sterilizing composition has synergisticinteraction effect within the matching range, overcomes and delays drug resistance of bacteria, and has high sterilization speed, good prevention and treatment effect, long lasting period and low application cost. The sterilizing composition can be used for preventing and controlling various crop fungus and oomycete diseases, especially fungus diseases such as black spots, anthracnose, scabs andrust diseases of pear trees and apple trees, and has obviously better prevention and control effect than a single agent.

Description

technical field [0001] The invention belongs to the technical field of pesticides, and in particular relates to a bactericidal composition with prochloraz and biological antibacterial substance HSAF as main active ingredients and an application thereof. Background technique [0002] In recent years, with the rapid development of my country's economy, consumers have higher and higher requirements for the quality of agricultural products, especially for the quality of fruits and vegetables (including safety, nutritional value, taste and appearance characteristics, etc.). Fruit trees are perennial crops, and vegetables are cultivated repeatedly, resulting in abundant pathogenic bacteria in the field, serious diseases, especially fungal and oomycete diseases, which are becoming more and more serious, and the commodity rate of fruit and vegetable products is not high, resulting in huge economic losses. In order to effectively control the harm of crop diseases and improve the appe...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01N47/38A01N43/90A01P3/00
CPCA01N43/90A01N47/38
Inventor 刘凤权赵延存汤宝徐会永赵杨扬朱润杰孙伟波
Owner JIANGSU ACAD OF AGRI SCI
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