干热风是农业上的灾害性天气之一,在我国山东、山西、河南、河北、安徽、江苏、陕西、新疆和甘肃河西走廊等部分地区都常有发生。在国外中东和非洲临近沙漠各国及苏联的部分地区也常有严重的干热风危害。这种灾害性天气的特点是高温、低湿和伴有一定的风速,常于夏秋季之间发生,主要对小麦和棉花危害较大。苏联把这种灾害性天 Dry and hot winds are one of agricultural disastrous weather and occur frequently in some areas such as Shandong, Shanxi, Henan, Hebei, Anhui, Jiangsu, Shaanxi, Xinjiang and Gansu Hexi Corridor. In the Middle East and Africa in neighboring countries in the desert and parts of the Soviet Union often have serious dry-hot wind damage. This catastrophic weather is characterized by high temperatures, low humidity and associated wind speeds, often occurring between summer and autumn, and is more damaging to wheat and cotton. The Soviet Union took this disastrous day