State Key Laboratory of Cotton Biology Institute of Cott on Research Chinese Academy of Agricultural Sciences Anyang 455000 China;
Zhengzhou Research Base State Key Laboratory of Cotton Biology Zhengzhou University Zhengzhou 450001 China;
Research Base State Key Laboratory of Cott on Biology Anyang Institute of Tech nology Anyang 455000 China;
Cotton aphid; Apterous and alate aphids; Wing induction; Phenotypic plasticity; Gene expression profiling;