Preparation method of urea using fertilizer to control pests

Abstract

The invention discloses a preparation method of urea using a fertilizer to control pests. The fertilizer application method is mainly adopted to kill or repel the pests, and the 'urea using a fertilizer to control pests' prepared by mixing urea, washing powder and water in proportion can save pesticides and prevent pesticides harm, has fertilizer application function, and does not harm natural enemies and doe not pollute the environment. The main principle is that washing powder has strong adhesion strength, and can close the stomas of aphids to suffocate the aphids, and the urea plays the destructive role of the skin of the aphids, so the mixture of the washing powder and the urea not only has insecticidal effect, and the urea has soil fertilizing function and low cost. By observing vegetables in the field, the urea formula is prepared in appropriate concentration and proportion so as to effectively kill the pests to the utmost extent.

Description

Technical field [0001] The invention is a preparation method of urea for curing insects by fertilizer. technical background [0002] According to statistics, the world's annual agricultural losses caused by pests have reached 20% of agricultural output, and 15% are caused by direct damage during the crop growing season. At present, the well-known pesticide insecticidal methods are limited to chemical pesticides. This traditional insecticidal method not only costs a lot of manpower and material resources, but the use of large amounts of chemical pesticides also pollutes the environment and food and affects human health. [0003] To eradicate pests, we must first understand the pests. Red spider is a collective term for red spider mites. It is a compound population of several spider mites, belonging to the class of arachnid, Acarina and Tetranychidae. In other cities and counties in the province, the damage of red spiders to vegetables has risen from a secondary position to a major ...

AI Technical Summary

Problems solved by technology

[0004] In order to solve the problems of existing pests eating seeds, young shoots, young roots and young stems of crops, causing damage to seeds, lack of seedlings, and broken ridges, this invention - "controlling pests with fertilizer" is a new technology developed in recent years , mainly adopt the method of fertilization to kill or repel pests, which can save medicine and prevent pesticide damage, and has the effect of fertilization, and does not harm natural enemies and pollute the environment