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Google圖書搜尋
Seasonal Population Fluctuations and Natural Control of the Sweetclover Aphid
George Rudolph Manglitz
Roscoe Earle Hill
出版
University of Nebraska, College of Agriculture & Home Economics, Agricultural Experiment Station
, 1964
URL
http://books.google.com.hk/books?id=n3Q6zgEACAAJ&hl=&source=gbs_api