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重庆市种子管理站近日通报全市稻飞虱发生趋势并提出防治建议。受2017年气候及境内外虫源等因素影响,全市稻飞虱发生呈现始迁入较常年偏迟,前期迁入峰次较常年偏少,迁入主峰偏早、迁入虫量偏少、迁入面广,田间虫量低的特点。据重庆市气象预报,该市7~8月主要多雨时段集中在8月下旬,西南部和东南部为暴雨洪涝易发区。各区县要加强稻飞虱的监测预警工作,及时掌握发生动态,为指导防治工作提供准确的预报信息。
Chongqing Municipality Seed Management Station recently informed the city's occurrence of planthoppers and put forward prevention and control recommendations. Affected by the climate in 2017 and domestic and international insects and other factors, the occurrence of planthoppers in the whole city began to move in from the beginning of the year to the beginning of the year. The peak of the initial plantings was less than that of normal years, Move into a wide range of low-volume characteristics of the field. According to Chongqing meteorological forecast, the city from July to August the main rainy period concentrated in late August, southwestern and southeastern part of the flood prone areas. All districts and counties should strengthen the monitoring and early warning of planthoppers, keep track of their occurrence in time and provide accurate forecast information for guiding prevention and control work.