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Mixed insecticide for preventing and killing tobacco aphide

A technology of tobacco aphids and pesticides, applied in the field of pesticide mixtures containing organophosphorus compounds, can solve the problems of affecting the yield and quality of flue-cured tobacco, affecting the growth and development of tobacco plants, and polluting tobacco leaves, etc.

Inactive Publication Date: 2006-06-28
YUNNAN ACAD OF TOBACCO AGRI SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Aphids not only puncture the juice of smoking plants, affect the growth and development of tobacco plants, secrete honeydew to contaminate tobacco leaves and induce "soot disease", but also serve as the medium of various tobacco virus diseases, which can easily cause large-scale epidemics of diseases and seriously affect the yield and quality of flue-cured tobacco. improvement

Method used

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Examples

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Embodiment Construction

[0044] Mix water according to the above concentration requirements, that is, 2.5% dichlorvos diluted with 4000 times of water and 80% dichlorvos diluted with 2000 times of water, after mixing at a volume ratio of 1:1, spray evenly on the front and back of the leaves with a knapsack sprayer.

[0045] Mix water according to the above concentration requirements, that is, 2.5% trichlorfon diluted 2000 times with water and 90% trichlorfon diluted 500 times with water, mix according to the volume ratio of 1:1, and spray evenly on the front and back of the leaves with a knapsack sprayer.

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PUM

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Abstract

A mixed agricultural chemical for preventing and eliminating the aphis of tobacco is prepared from deltamethrin, dichlorvos and trichlorfon in ratio of 1: (60-65): (140-150) through mixing.

Description

Technical field [0001] The invention belongs to the pesticide mixture containing organic compound, in particular to the pesticide mixture containing organophosphorus compound for preventing and treating tobacco aphid. Background technique [0002] The scientific and rational use of pesticides is an important measure to ensure the increase of tobacco production and tobacco quality. The mixing and use of pesticides is one of the techniques for using pesticides. [0003] In the history of the development of pesticides, the mixed use of pesticides has been developed along with the development of pesticides. In 1882, Meerut discovered that the mixture of copper sulfate and soda lime into Bordeaux mixture has a preventive effect on germs. It is widely used in pests and diseases. Around 1970, people noticed problems such as the chronic toxicity of pesticides and their impact on the environment, and the resistance of pesticides. Many pesticides wer...

Claims

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Application Information

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IPC IPC(8): A01N57/10A01N53/00A01N57/20
Inventor 李应金杨雪彪赵进龙苏家恩杨军章杨硕媛杨程李笠王东丹
Owner YUNNAN ACAD OF TOBACCO AGRI SCI
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