TY  - BOOK
AU  - Rijn, Van P J
TI  - Weed management in the humid and sub-humid tropics
U1  - 632.51(160.23) 
PY  - 2000///
CY  - The Netherlands
PB  - Royal Tropical Institute
KW  - Plantation crops weed control
KW  - Rubber weed control
ER  -