The predatory functional response of Adonia variegata on Therioaphis trifolii
Author of the article:ZHANG Rong1,2; YANG Fang1; MA Jian-Hua2
Author's Workplace:1. College of Agriculture, Ningxia University, Yinchuan, 750021,China; 2. Institute of Plant Protection, Ningxia Academy of Agriculture Sciences, Yinchuan 750002,China
Key Words:Adonia variegata;Therioaphis trifolii;predatory functional responses;intraspecific interference
Abstract:The functional response of ladybird (Adonia variegata (Goeze)) preying on spotted aphid (Therioaphis trifolii(Monell)) was analyzed. The results showed that the functional response model belonged to Holling-Ⅱtype:Na=0.967N/