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据全国农作物重大病虫监测网监测,近期二代粘虫在贵州、四川、云南、广西和重庆等西南地区多地出现高密度点片,玉米、甘蔗、水稻、高粱、牧草等多种禾本科作物受害,局部田块造成叶片吃光等严重危害。截至7月3日,西南5省(区、市)二代粘虫发生面积259万亩。贵州省发生106.3万亩,重发区域集中在毕节地区、六盘水市、遵义市等西部、北部地区,发生范围涉及30个县(区),主要为害玉米、水稻、牧草、高粱等作物,烤烟、花生、蔬菜等也零星受害。目前田间幼虫多为
According to the monitoring report of the major crop pests and diseases monitoring network in the country, the second generation armyworm recently appeared in many places in Guizhou, Sichuan, Yunnan, Guangxi and Chongqing and other areas of southwestern China. High-density spots, corn, sugar cane, rice, sorghum, Crop damage, local fields caused by leaves eaten and other serious hazards. As of July 3, the second generation of armyworm areas in the 5 provinces (autonomous regions and municipalities) in the southwest had an area of 2.59 million mu. Guizhou Province has a total area of 1,063,000 mu. The areas for re-issuance are in the western and northern regions of Bijie, Liupanshui and Zunyi. The occurrences occur in 30 counties (districts), mainly affecting crops such as corn, rice, pasture and sorghum, Peanuts, vegetables, also sporadic victims. At present, many larvae in the field