A new method of self-pollinating cotton
By: by W.W. Ballard
Series: Circular / United States Department of Agriculture -- no. 318; Circular (United States. Dept. of Agriculture) -- no. 318.
Publisher: U.S. Dept. of Agriculture
Published: 1934
Place of publication: Washington, D.C
Language: eng
Subjects: Pollination; Cotton
Notes: Caption title.