Dissolution of eupyrene bundles in the cotton bollworm.
Author of the article:LIU Xu-Sheng，LI Guo-Qing，CHEN Chang-Kun
Author's Workplace：(College of Plant Protection, Nanjing Agricultural University, Nanjing 210095，China)
Key Words：Helicoverpa armigera; eupyrene bundles; dissolve
Abstract：In order to determine when and where the eupyrene bundles dissolve, the shape of eupyrene during and after the copulation of the cotton bollworm, Helicoverpa armigera was observed. The results show that the eupyrene bundles dissolved in spermatoph