TY  - GEN
AU  - 
AU  - Fryer, J.D., ed.
AU  - Evans, S.A., ed.
TI  - Weed control handbook
PY  - 1968///
CY  - Oxford
PB  - Blackwell Scientific Pub.
KW  - Weed Control
N1  - Vol. 1 : Principles
ER  -