Weeds and weed seeds
Subtitle: illustrated and described, with notes on seed cleaning.
Contributors: Canada. Dept. of Agriculture. Seed Branch
Edition: Rev. [ed.]
Series: Bulletin / Department of Agriculture. New series -- no. 137; Bulletin (Canada. Dept. of Agriculture) -- no. 137
Publisher: Dept. of Agriculture, Seed Branch
Published: 1935
Place of publication: Ottawa
Language: eng
Number of pages: 78
Subjects: Weeds -- Canada.
Notes: Cover title.