日前,河南省林业厅对2012年全省杨树病虫害发生、危害和防治情况进行检查,并对检查结果进行了通报。2012年河南省杨树食叶害虫发生307.81万亩,其中,严重发生18.38万亩,周口、驻马店、信阳市危害严重,南阳、商丘、开封、郑州等市比常年偏重。全省防治465万亩,其中,完成飞机喷药防治297万亩,地面喷药防治146万亩,采取其它措施防治22万亩,全省高速公路和国道、省道等廊道林普防一遍。 Recently, the Forestry Department of Henan Province examined the occurrence, harm and prevention of poplar pests and diseases in the province in 2012 and informed the inspection results. In 2012, there were 307.81 million mu of leaf-eating pests in poplar trees in Henan Province, of which 183.8 thousand mu were seriously affected. Zhoukou, Zhumadian and Xinyang were seriously endangered. The cities such as Nanyang, Shangqiu, Kaifeng and Zhengzhou were heavier than those in normal years. The province’s prevention and treatment of 4650000 acres, of which 2970000 acres to complete the control of aircraft spraying, prevention and control of 1460000 acres of ground spraying, take other measures to prevent and control 220000 acres, the provincial highway and highway, .