“麸子药”防治棉铃虫可产生多方效益近年来，棉铃虫成为制约我国棉花生产的主要灾害。施用化学农药使棉铃虫产生抗性，生态系统进一步遭受严重破坏，反而使棉铃虫发生愈演愈烈，导致更为严重的恶性循环。武汉大学生命科学院江涛教授研制出一种农户自产高效“Ｂｔ—７２１... “Bran medicine” to prevent and control cotton bollworms can produce multiple benefits In recent years, the cotton bollworm has become the main disaster restricting the cotton production in our country. The application of chemical pesticides to cotton bollworm resistance, the ecosystem suffered further serious damage, but to intensify the occurrence of bollworm, leading to a more serious vicious circle. Wuhan University, Professor Jiang Tao Life Sciences developed a self-produced high-performance "Bt-721 ...