A study of the effect of storage, heat, and moisture on pyrethrum
By: by W.S. Abbott
Series: Bulletin / United States Department of Agriculture -- no. 771; Bulletin of the U.S. Department of Agriculture -- no. 771.
Publisher: U.S. Dept. of Agriculture
Published: 1919
Place of publication: Washington, D.C
Language: eng
Subjects: Pyrethrum (Insecticide)
Notes: Caption title.

"February 21, 1919."

"Professional paper."