CHANGES OF PTTH AND ECDYSTEROID TITERS IN LAST INSTAR LARVAE OF THE ASIAN CORN BORER OSTRINIA FURNACALIS (GUENEE)
CHANGES OF PTTH AND ECDYSTEROID TITERS IN LAST INSTAR LARVAE OF THE ASIAN CORN BORER OSTRINIA FURNACALIS (GUENEE)
亚洲玉米螟末龄幼虫促前胸腺激素与蜕皮甾类激素滴度的变化