TY  - BOOK
AU  - Kropff,M J
AU  - Van Laar,H H
TI  - Modelling crop weed interactions
SN  - 0851987451
U1  - 632.5 
PY  - 1993///
CY  - United Kingdom
PB  - CAB international
KW  - Mechanisms of competetion
KW  - Practical application
ER  -