江西省乐平县种植改良棉二万亩。今年六月上中旬由于天气亢旱,普遍发生棉蚜为害,尤其是该县第四区中店杨家两乡的棉田,受害最为严重,棉叶背面满布蚜虫,棉株进入垂死阶段。针对这种情况,省农林厅病虫害防治所即派员驰往抢救,通过与群众商量办法后,决定采用了下列两种 Leping County, Jiangxi Province planted two million acres of cotton. In mid-June this year, the cotton aphid was generally harmed due to the severe weather in mid-June. In particular, cotton fields belonging to the Yangjia two rural areas in the fourth district of the county suffered the most serious injuries. Cotton aphids were found on the back of cotton leaves and the cotton plants entered the dying stage. In response to this situation, the provincial Department of Agriculture and Pest Control and Pest Control dispatched to the rescue team, through consultation with the masses, decided to adopt the following two