干热风又叫“火风”、“热风”、“干旱风”。对小麦后期发育往往造成严重危害。从全国来看,常发生干热风的地区除我省外,有山西、河南、安徽、江苏、陕西、新疆和甘肃河西走廊等,受危害的小麦面积约有两亿亩,占全国播种小麦面积的一半左右。本省主要在济宁、菏泽、聊城、德州一带地区,每年五、六月间出现成灾,有的年 Dry hot wind, also known as “fire wind”, “hot air”, “dry wind.” Often post-developmental wheat caused serious harm. From a national point of view, dry and hot winds often occur in areas other than our province, including Shanxi, Henan, Anhui, Jiangsu, Shaanxi, Xinjiang and Gansu Hexi Corridor. The harmed wheat covers an area of ​​about 200 million mu, accounting for the sown area of ​​wheat Half or so. The province mainly in Jining, Heze, Liaocheng, Texas area, every five or six months of disaster, and some years