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为了寻找高效、安全治螟药剂 ,我们进行了打虫灵防治水稻三化螟的田间药效试验。1材料与方法1.1供试药剂 (1) 4 0 %打虫灵乳油 (江苏丰山集团 ) ;(2 ) 4 0 %久效磷乳油 (南通农药厂 ) ;(3) 5 0 %甲胺磷乳油 (苏州化工厂 )。1.2处理设置 试验设亩用 4 0 %打虫灵乳油 80、10 0
In order to find an effective and safe control agent, we carried out the field efficacy test on insecticide-resistant rice stem borer. 1 Materials and methods 1.1 Test agents (1) 4 0% Insecticidal Lingzhi (Jiangsu Fengshan Group); (2) 40% monocrotophos (Nantong Pesticide Factory); (3) 50% methamidophos EC (Suzhou Chemical Plant). 1.2 processing set up the test set acres with 40% insecticide Ling EC 80,10 0