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Sugar Beet. Costs and Returns for the Year 1925-1926. By A. Bridges and R.N. Dixey (1926-27, 28-29.) By A. Bridges and J.R.

National Institute of Agricultural Engineering (Great Britain)

出版	1927
URL	http://books.google.com.hk/books?id=2tAvMwEACAAJ&hl=&source=gbs_api