Cold hardiness of palm leaf beetle, Brontispa longissima.
Author of the article:XIAO Guang-Jiang1,2, ZENG Ling2, LI Qing1, LU Yong-Yue2
Author's Workplace：1
.Laboratory
of Entomology, Sichuan Agricultural University, Ya'an 625014, China; 2. La
boratory of Insect Ecology, South China Agricultural University, Guangzhou 510
642, China
Key Words：Brontispa longissima; cold hardiness;supercooling points; freezing
points
Abstract：Supercooling points and freezing points of all stages of palm leaf beetle Brontispa longissima (Gestro) were measured in a laboratory population from Futian, Shenzhen City. The mean supercooling points of the egg, first instar larva, second instar