据农业部全国植保总站预测,今年,我国可能发生中等程度的夏蝗灾害,面积约50～60万公顷。这是专家对去年各省秋季残蝗和今年春天各地越冬卵调查后,结合中央气象台中、长期天气预报分析后作出的。局部地区 According to the prediction of the National Plant Protection Station of the Ministry of Agriculture, this year, a moderate degree of summer locust disaster may occur in China, covering an area of ​​about 500 to 600,000 hectares. This is an expert after last autumn’s autumn locusts and overwintering eggs around the spring of this survey, combined with the Central Meteorological Station, long-term weather forecast analysis made. Local area