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桑粉属成虫天敌多食跗线螨研究初报①余虹高祖纟川（浙江农业大学植物保护系，杭州３１００２９）ＴｈｅＰｒｅｌｉｍｉｎａｒｙＳｔｕｄｉｅｓｏｎＰｏｌｙｐｈａｇｏｔａｒｓｏｎｅｍｕｓｓｐ．ｗｈｉｃｈｉｓａｎＮａｔｕｒａｌＥｎｅｍｙｏｆＰｅａｌｉｕｓｍｏｒｉ（...
Preliminary study on the mites of mulberry powdery mildew fed on adult moths ① Yu Hong Gao Zu Xichuan (Department of Plant Protection, Zhejiang Agricultural University, Hangzhou 310029) ThePreliminaryStudiesonPolyphagotarsonemussp. whichisanNaturalEnemyofPealiusmori (...