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pymetrozine
 Fob Price: US $0.95 | 0 Points
 Purchase Quantity:

净含量:8g

产品用途:本品属于吡啶类杀虫剂,是全新的非杀生性杀虫剂,该产品对多种作物的刺吸式口器害虫表现出优异的防治效果。特别是小麦蚜虫效果更为明显,因为吡蚜酮具有优异的阻断昆虫传毒功能,使其虫卵不能孵化而死亡。另外吡蚜酮在土壤中药效释放速度慢时间长,所以对小麦抗蚜效果突出。同时吡蚜酮也可用于喷雾对害虫具有触杀作用。同时内吸活性很高对害虫产生拒食作用。喷雾三小时内蚜虫的取食活动降低90%左右,48小时后死亡率可接近100%。所以吡蚜酮是一种高效、低毒、环保的杀虫剂。






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