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杀线虫剂是用于防治危害各种作物的线虫的药剂,这类药剂大多数属于土壤消毒剂,线虫在土壤内接触药剂或为害作物的根、地下茎时发挥药效。且大多数为高毒,单位面积用药量较大,对生长期的作物或作物的种芽会发生药害。为了明确其对植物根生
Nematicides are agents used to control nematodes that are harmful to various crops. Most of these agents are soil disinfectants. Nematodes play a pharmacological effect when they come into contact with chemicals or roots or underground stems that harm crops. And most of them are highly toxic, and the dosage per unit area is relatively large, and phytotoxicity will occur to the crops or crops during the growing season. In order to clarify its roots on plants