Biology of Aporia crataegi and its control.
Author of the article:JIANG Shuang-Lin
Author's Workplace:(Department of Biology, Qing Yang Teacher's College, Gansu Province, Xifeng 745000, China).
Key Words:Aporia crataegi; biology; natural enemies
Abstract:The blackveined white Aporia crataegi L.is one of the important pests on apple and azarole.It has one generation per year in eastern Gansu Province and overwinters in the third larval instar.Larval stage consists of five instars.Larvae occur fro