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根据田间调查结果,结合对历史资料统计分析,参照去年气象实况及未来天气预报,河北省植保部门对今年农作物主要病虫害发生趋势进行了分析预测:小麦病虫1.麦蚜:大发生!发生面积︺的00万亩,严重度将较前几年低。护小麦吸浆虫:中等偏重发生,接近诺霭年,主要集中在京广和石德铁路沿线!预计发生面积吕O万亩。发生范围
According to the field survey results, combined with the statistical analysis of historical data, with reference to last year’s meteorological live and future weather forecasts, the plant protection department of Hebei Province analyzed and forecast the trend of major pests and diseases in this year: Wheat pest 1. Wheat aphid: ︺ 00 acres, the severity will be lower than previous years. Care of the midge of milk pulp insects: moderate emphasis occurs near Nuoya Aye years, mainly concentrated in the Beijing-Guangzhou and Shide Railway along the line is expected to occur Lu O mu area. Occurrence range