TY  - BOOK
AU  - Arnett, G W
TI  - Notes on field experimentation and the mauring of rubber and oil palm
T2  - Strengthening research on rubber and oil palm in North Sumatra 9
U1  - NR:63(035) 
PY  - 1973///
CY  - Medan
PB  - FAO
KW  - Oil palm
KW  - Rubber manuring
ER  -