Varieties of hard spring wheat
By: by Carleton R. Ball and J. Allen Clark
Series: Farmers' bulletin / United States Department of Agriculture -- no. 680; Farmers' bulletin (United States. Department of Agriculture) -- no. 680
Publisher: U.S. Dept. of Agriculture
Published: 1915
Place of publication: Washington, D.C
Language: eng
Number of pages: 20
Subjects: Wheat; Varieties
Notes: Caption title.

Contribution from the Bureau of Plant Industry.