The cold hardiness of pupae of cotton bollworm after feeding transgenic Bt cotton.
Author of the article:YANG Yi-Zhong，LU Yan-Hui，SHI Xiao-Li，ZHONG Chong-Xiang，CHEN Jian，WANG Hong，XUE Wen-Jian
Author's Workplace：(Department of Plant Protection. Agriculture College. Yangzhou University, Yangzhou 225009，China )
Key Words：Bt transgenic cotton; Helicoverpa armigera Hübner; cold hardiness
Abstract：Helicoverpa armigera Hübner feeding on artificial diets with transgenic Bt cotton leaves or non-transgenic cotton leaves were induced to diapause, and then the cold hardiness of the pupae in diapause was studied. The results showed that there was