Population dynamics of cotton bollworm and the forecasting technique of the principal damaging generation in Yanjiang,Jiangsu Province.
Author of the article:YANG Yan-Tao,ZHANG Hong-Jin,YANG Mu-Lin et al.
Author's Workplace:(Plant Protection Station of Tongzhou,Jiangsu Province,Tongzhou 226300,China).
Key Words:Helicoverpa armigera;population dynamics;forecasting model
Abstract:The status of multiplication between generations of cotton bollworm,Helicoverpa armigera,could be classified to four types in Yanjiang area by clustering analysis.Correspondingly,the occurrence of the 4th generation was in the following types:the l