Preparation method of root maggot control medicine

Abstract

The invention discloses a preparation method of a root maggot control medicine. The method comprises the following steps: preparing materials including dimethoate powder, radix sophorae flavescentis powder, 2.5% trichlorfon powder, chlorothalonil powder, garlic powder, bamboo leaf powder and chilli powder; A, uniformly mixing garlic powder, bamboo leaf powder and chilli powder for later use; B, mixing dimethoate powder and 2.5% trichlorfon powder, and uniformly stirring for later use; C, mixing chlorothalonil powder and radix sophorae flavescentis powder to obtain a mixture used as a bottom material for later use; and D, selecting the mixture obtained in the step C as a bottom material, adding trace element and talcum powder into the bottom material, adding mixtures obtained in the steps A and B, and uniformly stirring to prepare the product, wherein the trace element accounts for 1% of mass of the mixture obtained in the step C, and talcum powder accounts for 5% of mass of the mixture obtained in the step C. According to the invention, ratio is simple. the product is convenient to use and can be used to effectively kill root maggot.

Description

technical field [0001] The invention relates to the technical field of vegetable planting, in particular to a preparation method of a drug for preventing and controlling ground maggots. Background technique [0002] During the growth of autumn cabbage, ground maggots (also known as root maggots) are the most taboo. They bite the skin of the roots of Chinese cabbage, causing germs in the soil to take advantage of the gap, causing Chinese cabbage to fall and rot, which not only reduces the yield of cabbage, but also affects the growth of cabbage. Edible value of cabbage. If it is not prevented and controlled in time, the whole field can be damaged and serious losses can be caused to vegetable farmers. The ground maggots that harm autumn cabbage are the larvae of radish flies, which are oligophagous pests and mainly damage cruciferous vegetables such as cabbage and radish. [0003] There is one generation of radish flies every year in various places, and they survive the wint...

AI Technical Summary

Problems solved by technology

Commonly used chemical pesticides, because of years of spraying, cause the ground maggots to develop drug resistance, and the killing effect is not good. In view of this technical problem, there is a need for a kind of ground maggots that is simple in proportion, easy to use, and can effectively kill ground maggots. Preparation method of preventive medicine