Effects of the transgenic Bt cotton on population dynamics of the cotton leaf-roller Sylepta derogata.
Author of the article:LIU Fang,YANG Yi-Zhong,LU Yan-Hui,KANG Xiao-Xia,YU Yue-Shu,CHEN Jian,WU Jie-Yun,WAN Nian-Feng
Author's Workplace:(Department of Plant Protection,Agriculture College,Yangzhou University,Yangzhou 225009,China)
Key Words:transgenic Bt cotton; cotton leaf-roller; population dynamics; resistance; oviposition preference
Abstract:Population dynamics of the cotton leaf-roller(CLR), Sylepta derogata, in the transgenic and non-transgenic cotton fields were studied.The results showed that the damage degree and larva density of CLR in the transgenic cotton“guokang 22” are less