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簡介：蝗災就成了大患，對於內蒙古二連浩特市的居民是一種災難。人們最早噴灑農藥治蝗，結果環境遭到破壞，生物鏈遭到破壞，於是專家選擇生物殺蟲的辦法，經過篩選，專家們找到了滅蝗的土雞品種，展開了一場滅蝗大戰。收起
滅蝗之戰（上）[走近科學] 20110720
滅蝗之戰（下）[走近科學] 20110721
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