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根据作物病、虫或杂草的危害情况,选择两种或两种以上的对口农药合理混用,可减少或避免抗性发生,提高防治效果,降低用药成本。 一、不同杀虫剂的混用。不同的有机磷杀虫剂,如敌敌畏可与敌百虫、乐果、辛硫磷混用;乐果与甲胺磷、敌百虫与马拉硫磷混配对一些害虫均表现明显的增效作用。此外,有机磷可与菊酯类或氨基甲酸酯类混用,如敌百虫、敌敌畏、乐果和辛硫磷,与呋喃丹、抗蚜威、速灭威、速灭菊酯、甲氰菊酯、溴氰菊酯等混用增效显著。马拉硫磷同对硫磷按6:1的
Depending on the crop disease, insect pest or weed damage, the choice of two or more of the appropriate pesticide mix, can reduce or avoid the occurrence of resistance, improve the control effect and reduce the cost of medication. First, the mix of different pesticides. Different organic phosphorus insecticides, such as dichlorvos with trichlorfon, dimethoate, phoxim mixed; dimethoate and methamidophos, trichlorfon and malathion mixed on some pests showed significant synergies . In addition, organic phosphorus can be mixed with pyrethrins or carbamates, such as trichlorfon, dichlorvos, dimethoate and phoxim, and carbofuran, pirimicarb, speed off Granville, velvet ester, fenpropathrin Ester, deltamethrin and other mixed synergistic significant. Malathion with parathion by 6: 1