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山西省农作物病虫测报站根据各种因素综合分析,预计今年一代玉米螟总体为偏轻发生,中部玉米主产区、忻定原盆地甜(糯)玉米集中种植区以及南部春玉米产区偏重发生,发生面积550万亩。南部6月上旬,中部6月中旬、北部6月下旬进入防治适期;粟灰螟总体为偏轻发生,吕梁、忻州边坡山区中等发生,发生面积55万亩左右。防治建议:1.成虫诱杀。在田间设置佳多频
Based on a comprehensive analysis of various factors, it is estimated that the generation of the maize borer will generally be light in this year. The main corn producing areas in central China, the sweet (waxy) corn planting areas in the Xindingyuan Basin and the spring maize areas in the south are heavily weighted Occurred, the occurrence of an area of 550 mu. In early June, the central part of central China in mid-June and the northern part of the northern part of China entered prevention and control in late June. The population of poplar was relatively low, while Luliang and Xinzhou slopes were moderately affected, with an area of about 55 hectares. Prevention and control recommendations: 1. Adult trap kill. In the field set good multi-frequency