Canada thistle and its control
Hodgson, Jesse M., 1912-
Canada thistle and its control [by Jesse M. Hodgson. - Rev. - Washington, U.S. Govt.Print. Off., 1968] - 7 p. illus. 23 cm. - United States. Dept. of Agriculture. Leaflet ; no. 523 . - Leaflet (United States. Department of Agriculture) ; no. 523. .
agr68000255
Canada thistle.
Cirsium arvense.
S21 / .A483 no. 523
1 Ag84L no. 523 1968
Canada thistle and its control [by Jesse M. Hodgson. - Rev. - Washington, U.S. Govt.Print. Off., 1968] - 7 p. illus. 23 cm. - United States. Dept. of Agriculture. Leaflet ; no. 523 . - Leaflet (United States. Department of Agriculture) ; no. 523. .
agr68000255
Canada thistle.
Cirsium arvense.
S21 / .A483 no. 523
1 Ag84L no. 523 1968