Chapter 12 Leaf-curling Insect Pests Wu Junxiang LiYiping Junxw@nwsuaf.edu.cn Iyp2003@126.comChapter 12 Leaf-curling Insect Pests Wu Junxiang Junxiang Li Yiping Junxw @nwsuaf.edu .cn lyp2003@126.com lyp2003@126.com