The resistance and reproductive potential of Osmia excavata Alfken.
Author of the article:WEI Yong-Ping,YUAN Feng,ZHANG Ya-Lin
Author's Workplace:(Institute of Entomology,Northwest Scitech University of Agriculture and forestry, Yangling, Shaanxi Province 712100,China).
Key Words:Osmia excavata Alfken; resistance; ovary; oocyte
Abstract:In diapause period and free diapause period, adults resistance to temperature was measured.The results indicated that the freezing point and supercooling point are -26.48℃ and -20.91℃ respectiviely in the diapause period, and -18.40℃ and -11.78℃ res