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·研究报告.四种杀菌剂对智利植绥蟒定居和繁殖的影响·,················,···································……董慧芳牛离平4(1)1~5成都水稻二化螟寄生性天敌的调查研究·····················
· Research Report. The Effect of Four Fungicides on the Settlement and Reproduction of Planting Sucemas in Chile ··························································································· ····························································································································································································· ... ·······························