论文部分内容阅读
笔者从安徽省林业厅获悉,日前,该厅发出《2015年全省杨树食叶害虫和松毛虫发生成灾警示通报(第1期)》,警示今年夏季全省杨树食叶害虫发生面积较去年可能有较大幅度上升、松毛虫在常发区局部地区将会发生成灾,要求各地高度重视,认真做好虫情监测和防治工作。警示通报指出,结合各种测报调查、信息分析,预测2015年7~9月,杨树食叶害虫将在部分地区大面积发生,成灾严重。发生虫种以杨小舟蛾、杨扇
The author learned from Anhui Provincial Forestry Department recently that the agency issued a warning alert on the occurrence of leaf-eating pests and pine caterpillars (No. 1) in the province in 2015, alerting the area of leaf-poplar pests in the province this summer Compared with last year, there may be a substantial increase in the area of pine hair will occur disaster in some areas, requiring all localities attach great importance to conscientiously do a good job monitoring and control of insects. Alert circular pointed out that combined with various surveys and surveys, information analysis, forecast from July to September 2015, poplar leaf insect pests will be in large areas in some areas, catastrophic. Occurrence of worms Yang cockerel, Yang fan