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Google圖書搜尋
The Availability of the Soil Potash in Clay and Clay Loam Soils
Bert E. Curry
Charles Brooks
Ezra Dwight Sanderson
Fred Rasmussen
Fred Winslow Morse
Frederick W. Taylor
Harry F. Hall
出版
New Hampshire Agricultural Experiment Station, New Hampshire College of Agriculture and the Mechanic Arts
, 1908
URL
http://books.google.com.hk/books?id=1XtRAQAAMAAJ&hl=&source=gbs_api