Chapter 16 Storehouse Product Pests Wu Junxiang Li iping Junxw@nwsuaf.edu.cn yD2003@126.com
Chapter 16 Storehouse Product Pests Wu Junxiang Junxiang Li Yiping Junxw@nwsuaf.edu.cn Junxw@nwsuaf.edu.cn lyp2003@126.com lyp2003@126.com
Chapter 16 Storehouse Product Pests Lecture Outline Common Species Damage Characteristics General Biological Characteristics *Bionomics of Main Pests *Conducive Environments for Pests Management
Chapter 16 Chapter 16 Storehouse Product Pests Storehouse Product Pests Lecture Outline Common Species Damage Characteristics General Biological Characteristics Bionomics of Main Pests Conducive Environments for Pests Management
1.Common Species More than 600 species recorded all over the world; 224 known in China,of which 186 are insect pests and 38 are mite pests. *About 30 species are often found everywhere
More than 600 species recorded all over the world; 224 known in China, of which 186 are insect pests and 38 are mite pests. About 30 species are often found everywhere. 1. Common Species 1. Common Species
1.Common Species Three categories of main grain stored pests divided by biological classification: Beetles::eg.Sitophilus zeamais(玉米象)， bruchid weevil(豆象)，etc. Moths:eg.Angoumois grain moth(麦蛾)， Indian meal moth(印度谷螟)，etc. 冬Mites:eg.T了yrophagus putrescenti(腐蚀酪 螨)，etc
Three categories of main grain stored pests divided by biological classification: Beetles: e.g. Sitophilus zeamais (玉米象), bruchid weevil (豆象), etc. Moths: e.g. Angoumois grain moth (麦蛾), Indian meal moth (印度谷螟), etc. Mites: e.g. Tyrophagus putrescenti (腐蚀酪 螨), etc. 1. Common Species 1. Common Species
1.Common Species Three most destructive grain-stored pests in China: Maize weevil Sitophilus zeamais (Chinese byname is麦牛) Angoumois grain moth Sitotroga cereallela(麦蛾) Lesser grain borer Rhizopertha dominica (谷蠹)
Three most destructive grain-stored pests in China: Maize weevil Sitophilus zeamais (Chinese byname is 麦牛) Angoumois grain moth Sitotroga cereallela (麦蛾) Lesser grain borer Rhizopertha dominica (谷蠹) 1. Common Species 1. Common Species