Ontario weeds
Subtitle: descriptions, illustrations and keys to their identification
By: J.F. Alex.
Series: Publication ;; 505; Publication (Ontario. Ministry of Agriculture and Food) ;; 505.
Publisher: Consumer Information Centre, Ontario Ministry of Agriculture and Food
Published: 1992
Place of publication: Toronto, Ont
Language: eng
Number of pages: 304
Subjects: Weeds -- Ontario -- Identification.
Notes: Includes indexes.