Threshold temperature and effective temperature sum of the pollen beetle Haptoncus luteolus.
Author of the article:LUO Feng，LEI Chao-Liang
Author's Workplace：(Institute of Insect Resources of Huazhong Agriculture University,Wuhan 430070,China)
Key Words：Haptoncus luteolus(Erichson); threshold temperature; effetive temperature sum
Abstract：The developmental period of the pollen betle Haptoncus luteolus was determined under five constant temperatures (15,20,25,30 and 35℃). The results showed that the relationship between temperatures and developmental period from eggs to pupae fit th