黄瓜花叶病毒侵染烟草对烟蚜生长发育、取食和选择行为的影响

陈茜,刘英杰,董勇浩,刘金燕,李炜,徐蓬军,臧云,任广伟

Effects of CMV-Infected Tobacco on the Performance, Feeding and Host Selection Behavior of Myzus persicae

CHEN Xi,LIU YingJie,DONG YongHao,LIU JinYan,LI Wei,XU PengJun,ZANG Yun,REN GuangWei

表5 不同烟草寄主上烟蚜的种群参数

Table 5 Population parameters of M. persicae feeding on different tobacco hosts

寄主植物 Host plant 内禀增长率 Intrinsic rate of increase (r, d-1) 周限增长率 Finite rate of increase (λ, d-1) 净生殖率 Net reproductive rate (R0, offspring) 平均世代周期 Mean generation time (T, d) 总繁殖率 Gross reproduction rate (GRR) 健康烟草 Healthy tobacco 0.25±0.01a 1.28±0.02a 23.91±3.39a 12.95±0.32a 34.73±2.95a CMV侵染烟草 CMV-infected tobacco 0.11±0.02c 1.11±0.02c 5.20±1.58b 15.65±1.36a 27.78±7.18ab CMVΔ2b侵染烟草 CMVΔ2b-infected tobacco 0.20±0.01b 1.22±0.02b 15.74±2.69a 13.59±0.49a 27.43±2.24b