Method for preparing pesticide for preventing and treating citrusyellowshoot

Abstract

The invention belongs to the field of disease and insect pest control of agriculture and particularly relates to a method for preparing a pesticide for preventing and treating citrusyellowshoot. According to the method, firstly, citrus tender shoots and the like are subjected to extraction by using the habit of phylloxera, orange peels and herba menthae are added during extraction to attract the phylloxera, a lure solution contains Chinaberry seeds, the phylloxera are killed by the Chinaberry seeds after the phylloxera are lured, and the phylloxera are adhered by using stickiness of a mixed solution; the lure solution contains rich nutrients which can be absorbed and utilized by citrus; then, substances such as eggplant leaves are subjected to extraction, and substances in an extract are compounded with essential oil, so that the extract is diffused to attract natural enemies of the phylloxera, and the phylloxera are killed and prevented and treated; and the added essential oil plays arole in driving the phylloxera. According to the method, the problem in the current killing of citrus phylloxera by using chemical pesticides that the pesticide effect time is short, the generation of pesticide resistance of the citrus phylloxera to a large number of pesticides is easily caused, and the pesticidal effect is obviously lowered is avoided, and the method is safe and is free of harm.

Description

technical field

[0001] The invention belongs to the field of prevention and control of agricultural diseases and insect pests, and in particular relates to a preparation method of a medicament for preventing and treating citrus huanglongbing. Background technique

[0002] my country is a big citrus producing country in the world. The citrus industry is the pillar industry of my country's agriculture, occupies an extremely important position in the agricultural economy, and plays an extremely important role in increasing farmers' income, increasing social employment and building a new socialist countryside. Citrus pests and diseases are major obstacles to the development of the citrus industry, the most serious of which is citrus huanglongbing, known as the "cancer" of citrus. With the rapid development of citrus production, the occurrence and damage of citrus huanglongbing are becoming more and more serious. The disease is a very harmful infectious disease. The pathogen is ...

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