Flax cropping in mixture with wheat, oats, and barley
By: by A.C. Arny ... [et al.].
Contributors: Arny, A. C. 1877-; United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 133; Technical bulletin (United States. Dept. of Agriculture) -- no. 133.
Publisher: U.S. Dept. of Agriculture
Published: 1929
Place of publication: Washington
Language: eng
Number of pages: 47
Subjects: Companion crops.; Cropping systems.
Other titles: Mixed cropping.
Notes: Cover title.

"In cooperation with the Agricultural Experiment Stations of Minnesota, North Dakota, Montana, South Dakota, Wisconsin, and Ohio."

Literature cited: p. 47.