Pear tree insect repellent agent and preparation and application methods of pear tree insect repellent agent

Abstract

The invention relates to a pear tree insect repellent agent. The pear tree insect repellent agent comprises the following components in parts by weight: 5-10 parts of golden achyranthes, 10-20 parts of radix sophorae flavescentis, 10-20 parts of pyrethrum, 5-10 parts of rhizoma arisaematis, 4-10 parts of castor oil, 5-10 parts of common andrographis, 3-8 parts of senecio, 10-20 parts of dandelion, 5-10 parts of fructus cnidii, 2-5 parts of thunderball, 3-5 parts of fruit of Rangoon creeper, 5-8 parts of radix stemonae and 5-8 parts of sweet wormwood. Meanwhile, the invention also provides preparation and application methods of the pear tree insect repellent agent. The pear tree insect repellent agent is good in insect repellent effect, and can be used for thoroughly killing harmful insects without phytotoxicity or residue, and eliminating the drug resistance of the harmful insects.

Description

technical field [0001] The invention relates to a method for preventing insects in the growth process of plants, and more specifically relates to a preparation method of an insect control agent for pear trees. Background technique [0002] The use of pesticides for pest control is an important management measure for every fruit grower. However, with the increase in fruit planting area and quantity, the amount of pesticide application is also increasing, which has posed a serious threat to fruit safety. According to statistics from authoritative departments, pesticide residues are currently the most prominent food safety problem, seriously endangering human health. my country is the second largest pesticide user country in the world. Especially for fruits, due to the large number of insect pests and excessive application of pesticides, the phenomenon of excessive pesticide residues is becoming more and more serious, and more than 70% of the commonly used pesticides are highl...

AI Technical Summary

Problems solved by technology

[0002] Pest control with pesticides is an important management measure for every fruit grower. It is also getting bigger and bigger, which has posed a serious threat to fruit safety. According to statistics from authoritative departments, pesticide residues are currently the most prominent food safety problem, seriously endangering human health.

my country is the second largest pesticide user country in the world. Especially for fruits, due to the large number of insect pests and excessive application of pesticides, the phenomenon of excessive pesticide residues is becoming more and more serious, and more than 70% of the commonly used pesticides are highly toxic organic substances. Phosphorus pesticides, but the amount actually used to kill insects only accounts for 20% of the amount applied, and the rest is left on the fruit or lost in the soil. Therefore, the existing insect control methods are incompatible with the development of agriculture, and the majority of growers are also It is hoped that there will be more advanced pest control methods to replace the original method of simply using pesticides to control pests