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