Pyrimidine Phosphorus, also known as ethyl chlorpyrifos and ethyl dynode, is a novel organophosphate insecticidal acaricide with a pyrimidine heterocycle, which has the advantages of low toxicity, high control effect and broad spectrum of insecticide.
Pyrimidine phosphorus has good control effect on Diptera and Coleoptera pests in soil or soil surface, and can be used as seed dressing agent. Moderately toxic to humans and animals.
The widely used pyrimidine phosphorus is widely used in the control of various pests of rice, vegetables, cotton, wheat and other major crops. It can also control underground pests and storage pests, and also has higher resistance to some resistant pests. Control effect. As an ideal substitute for highly toxic organophosphorus pesticides, pyrimidine phosphorus has been recognized by plant protection experts. Pyrimidine phosphorus has a wide range of applications, especially for mites and scale insects which are difficult to control with carbamate pesticides. It can be processed into a variety of preparations, and can also be compounded with carbamate and pyrethroid pesticides. It is an ideal substitute for high-toxic organophosphorus pesticides such as methamidophos.
The specific application of pyrimidine phosphorus is to control rice planthopper and rice leaf roller, use 50% emulsifiable oil 80-100 ml, spray on water; control citrus stalk, etc., spray with 50% emulsifiable oil from 1 000 to 1 600 times. .
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