Canada thistle and Russian knapweed and their control /

Canada thistle and Russian knapweed and their control / Rogers, Charles F.(Charles Fletcher),1902- text Fort Collins : Colorado Agricultural College, Colorado Experiment Station, 1928. eng application/pdf COABAGRI100343 COABNRBC100343 Colorado Agriculture Bibliography Russian knapweed Canada thistle COAB_21767946.pdf "http://www.acns.colostate.edu/?page=copyright"

Canada thistle and Russian knapweed and their control /

Rogers, Charles F.(Charles Fletcher),1902-

text

Fort Collins : Colorado Agricultural College, Colorado Experiment Station,

1928.

eng

application/pdf

COABAGRI100343

COABNRBC100343

Colorado Agriculture Bibliography

Russian knapweed

Canada thistle

COAB_21767946.pdf

"http://www.acns.colostate.edu/?page=copyright"