Antifeedant effect and control efficacy of ethanol crude extracts from the root bark of Periploca sepium against imported cabbage worm, Pieris rapae
Author of the article:ZHU Jiu-Sheng ; QIAO Xiong-Wu; WANG Jing; QIN Shu
Author's Workplace：(Shanxi Key Laboratory of Pesticide Sciences; Institute of Plant Protection; Shanxi Academy of Agricultural Sciences; Taiyuan;030031 China);
Key Words：Periploca sepium Bunge.; ethanol crude extract; Pieris rapae （L.）; antifeedant effect; control effect;
Abstract：The result of bioassay indicated that the ethanol crude extract from Periploca sepium Bunge had strong antifeedant effect on Pieris rapae 4 and 5-instar larvae, and the AFC 50s at 24 h were 1 320.8 mg/L and 1 196.3 mg/L respectively. The experiment