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简述了陕西省杨凌农业高新技术产业示范区设施蔬菜生产发展情况,介绍了烟粉虱在该区的发生危害。烟粉虱在当地的为害特点:设施栽培作物普遍发生,越冬虫源量大;发生代数多,常年多种虫态并存,具有明显的世代重叠现象;不同管理水平的大棚,受害程度差异较大;烟粉虱对常用农药的抗药性增加,防治难度大。结合当地实际和相关研究结果,提出了对应的防控措施。
The situation of vegetable production in Yangling Agricultural High-tech Industry Demonstration Zone in Shaanxi Province was briefly described. The occurrence and harm of the whitefly in this area were introduced. Bemisia tabaci in the local damage characteristics: the widespread cultivation of plant-based crops, the amount of overwintering insect resources; occurrence of algebra, perennial pest coexistence of many, with a clear generation overlay phenomenon; different management level of the greenhouse, the victims vary greatly ; Bemisia tabaci resistance to commonly used pesticides increased, prevention and treatment difficult. According to the local reality and related research results, the corresponding prevention and control measures are put forward.