International Symposia on Biological Control of Weeds

Carduus acanthoides - Plumeless thistle

Article	Lead Author	Year
Current research on biocontrol of weeds in Canada	Harris	1969
Biological control of Carduus nutans in northeastern U.S.A.	Kok	1973
Biological control of weeds in Virginia from 1969-86	Kok	1988
Successful establishment of exotic agents for classical biological control of invasive weeds in Virginia	Kok	1999