Investigations in weed control by zinc sulphate and other chemicals at the Savenac Forest Nursery
By: by W.G. Wahlenberg.
Series: Technical bulletin / United States Department of Agriculture -- no. 156.; Technical bulletin (United States. Dept. of Agriculture) -- no. 156.
Publisher: U.S. Dept. of Agriculture
Published: 1930
Place of publication: Washington
Language: eng
Number of pages: 36
Subjects: Weeds -- Control -- Research -- Montana
Notes: Cover title.

Literature cited: p. 33-35.