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Google圖書搜尋
Preliminary Report on the Carbohydrate Content and Yield of Kraft Pulp from Aspen (Populus Tremuloides)
Kenneth Hunt
John Lake Keays
A. Kuechler
出版
Department of Fisheries and Forestry, Canadian Forestry Service
, 1969
URL
http://books.google.com.hk/books?id=7-PJHAAACAAJ&hl=&source=gbs_api