Seasonal changes in the supercooling point of overwintering eggs of Locusta migratoria.
Author of the article:JING Xiao-Hong, KANG Le
Author's Workplace:(State Key Laboratory of Integrated Management of Pest Insects and Rodents, Institute of Zoology, the Chinese Academy of Sciences, Beijing100080, China)
Key Words:Locusta migratoria L.; overwintering egg; supercooling point; seasonal changes; ecological adaptation
Abstract:The supercooling points (SCP) of overwintering eggs of the migratory locust were measured monthly with a thermocouple. The results show that the distribution of egg SCP values mainly formed two peaks, one around -25℃, and the other around -10℃. The SCP