几种植物提取液对玉米蚜的防治效果试验
季香云,包杨滨,蒋杰贤,万年峰
Control effects of several plant extracts on Rhopalosiphum maidis(Fitch)
JI Xiang-yun,BAO Yang-bin,JIANG Jie-xian,WAN Nian-feng
. 2009, (2):  .