论文部分内容阅读
40 %病虫杀 WP是江苏省大丰市农药厂最新研制的三元复配杀虫杀菌剂 ,是根据水稻生长中后期病虫害发生特点以及综合治理要求而研制成的病虫兼治的新型、高效、低毒农药复配剂。根据作者试验 ,该药剂对稻飞虱的防效达97%以上 ,持效期 2 5～ 3 0 d,对螟虫的防效达95 %以上 ,对水稻
40% pest control WP is the newly developed ternary compound insecticide fungicide developed by Dafeng Pesticide Factory in Jiangsu Province. It is a new type of high efficiency pest-disease control based on the characteristics of pests and diseases and the requirements of comprehensive treatment in the late stage of rice growth , Low toxicity pesticide compound. According to the author’s test, the pesticide has a control effect against planthoppers of more than 97% and a sustaining period of 25 to 30 days, and the control effect on stem borers is over 95%