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Principles of field crop production /

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Bibliographic Details
Main Author:	Martin, John H. (John Holmes), 1893-
Other Authors:	Leonard, Warren H., 1900-
Format:	Book
Language:	English
Published:	New York : Macmillan Co., 1949.
Subjects:	Field crops > United States.

Description
Physical Description:	ix, 1176 pages : illustrations, maps. ; 22 cm.
Bibliography:	"References" at end of each chapter.