TY  - CONF
A1  - Knight, R.
T1  - A survey of annual ryegrass, Lolium rigidum, populations in South Australia and their resistance to herbicides
Y1  - 1990
CY  - Adelaide, South Australia
T3  - Ninth Australian Weeds Conference
Y2  - 6-10 August 1990
SP  - 205
UR  - http://www.caws.org.au/awc/1990/awc199012051.pdf
ER  -