The Occurrence Characteristic of Rice Blast and Its Cause Analysis in Laifeng CountyShu Chao-ying, Liu Hui-jiang9-10
The Occurrence Characteristic and Control Countermeasures of Chinese Citrus-flyYang yong-zheng, zhang Fu-guo, He Tao18,22
Cause of Serious Freeze Injury on Citrus and Its Prevent Measures in the Northwest Region of HubeiHuang Bi-hua, Li Min, Kuang Gui-yun37-38
Research Development on Insect Pest Categories of Populus euramevicana cv. 'I-214' and Its Integrated ControlJiang Yi-quan, Deng Qing-yun, Gao He-ping39-40
The Present Situation of Insect Pests Occurrence in Citrus Garden and Research on Its Control Techniques in Three Gorge Reservoir Region聂家云, 程建华, 董兰42-43
