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How to Increase the Yield of Wheat in California
Charles Williams Woodworth
Frederic Theodore Bioletti
George Wright Shaw
Henry Josef Quayle
Herbert Andrew Hopper
John Eliot Coit
Stanley Sawyer Rogers
William Brodbeck Herms
John Sedgwick Burd
Walter Eugene Packard
Amos John Gaumnitz
出版
Agricultural Experiment Station
, 1910
URL
http://books.google.com.hk/books?id=k_tRAQAAMAAJ&hl=&source=gbs_api