TY  - CONF
A1  - Zimdahl, Robert L.
T1  - The evolution of weed science - an ethical perspective
Y1  - 2002
CY  - Perth, Western Australia
T3  - 13th Australian Weeds Conference
Y2  - 8-13 September 2002 2002
SP  - 436
EP  - 440
UR  - http://www.caws.org.au/awc/2002/awc200214361.pdf
ER  -