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Google圖書搜尋
Management of Ponderosa Pine in the Southwest as Developed by Research and Experimental Practice
Charles Edwin Kellogg
Gustaf Adolph Pearson
John Edward Metcalf
Lazar Volin
Nathan Raymond Smith
William Webster Diehl
Iver John Nygard
出版
U.S. Department of Agriculture
, 1950
URL
http://books.google.com.hk/books?id=jjBRvgEACAAJ&hl=&source=gbs_api