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去年春天昭盟地区刮的大风比历年都大,4月底到5月初,经常刮7～8级的西、西北风,尤其5月23～24日两天,风速达8～9级,最大风速每秒为30米。重灾旗、县,大风持续时间达20～23小时。此时,正值农作物种子发芽和出苗期,给昭盟地区农牧业生产造成很大损失。根据上级指示和省有关部门决定,组成调查组,到风害严重的巴林右旗、巴林左旗和林西县,对风害情况及风害期间农田防护林的效益进行了调查。一、防护林充分发挥了防风
In the spring of last year, the wind blowing in Zhaomeng region was larger than that of previous years. From the end of April to the beginning of May, the winds of 7th to 8th grade were often wiped west and northwest, especially on May 23-24, with the wind speed reaching 8-9 and the maximum wind speed 30 meters per second. Disaster flag, county, gale duration of 20 to 23 hours. At this point, positive crop seed germination and emergence, agricultural production in Zhaomeng area caused great losses. According to the instruction of the higher authorities and the decision of the relevant provincial department, an investigation team was formed to investigate the wind damage situation and the effectiveness of farmland shelter belts during the wind damage to Balin Right Banner, Bahrain Left Banner and Linxi County, where the wind damage is serious. First, the shelter forest gave full play to the wind