Pesticide used for tea tree planting and preparation method and application thereof

Abstract

The invention relates to pesticide used for tea tree planting, in particular to pesticide used for tea tree planting and a preparation method and application thereof. By the utilization of the pesticide, harmful substance residues in tea leaves are obviously reduced; the content of dichlorvos of picked green tea is reduced by 23.5%; the content of methamidophos is reduced by 27.5%; the content of chlorpyrifos is reduced by 25.6%; the content of fenitrothion is reduced by 24.6%; the content of quinalphos is reduced by 25.8%; the content of quinoline is reduced by 31.5%. Meanwhile, the insecticidal effect of the pesticide is remarkable. After the pesticide is utilized, the insect density of green tea trees can be reduced by 81.3%.

Description

technical field [0001] The invention relates to the field of pesticides, in particular to an insecticide for planting tea trees, a preparation method and application thereof. Background technique [0002] Tea refers to the leaves and buds of the tea tree, also known as tea, 槚, Ming, and 荈. Generally refers to the leaves of the evergreen shrub tea tree that can be used to make tea, and the beverages made from these leaves, and later extended to all herbal teas made from plant flowers, leaves, seeds, and roots, such as "chrysanthemum tea"; "Herbal tea" brewed from various medicinal materials, etc. Tea is the current mainstream drink in China, and plays an important role in entertaining guests and presenting gifts to friends. [0003] In order to increase the yield of tea leaves, pesticides such as organophosphorus, organochlorine and pyrethroids are commonly used to kill insects. The use of these pesticides has caused pollution to the environment, and long-term use can easi...

AI Technical Summary

Problems solved by technology

The use of these pesticides has caused pollution to the environment, and long-term use can easily cause pests to develop resistance, so they have to be used in large quantities

At the same time, people generally do not wash the tea leaves during the production process, so that excessive pesticide residues remain on the tea leaves, causing harm to the human body.

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