农业部有关专家从未来的蝗区生态演变结合气候因子分析认为 ,今后几年我国蝗虫发生将进一步加重。专家说 ,我国已经过了丰水期 ,今后若干年内干旱将偏重发生。“久旱必有蝗” ,干旱的气候条件决定我国蝗虫发生将进一步加重。目前 ,我国蝗虫的适生区虽然只有 2 0 0 0多万亩 ,但 Experts from the Ministry of Agriculture from the ecological evolution of locusts in the future combined with the analysis of climatic factors suggest that the occurrence of locusts will further aggravate in the next few years. Experts say that the period of abundant water has passed in our country and that the drought will be prevalent in the next few years. “A long drought must have locusts,” arid climatic conditions determine the occurrence of locusts in China will be further aggravated. At present, although there are only more than 20,000 mu of grasshopper suitable area in our country,