TY - JA AU - Ru,L-J AU - Rui,C-H AU - Zhao,J-Z TI - A simulation model for adaptation of cotton bollworm to transgenic Bt cotton in northern China PY - 2002/// KW - Adaptation KW - Helicoverpa armigera KW - Resistance KW - simulation model KW - transgenic Bt cotton T2 - Acta Entomologica Sinica ER -