TY  - BOOK
TI  - Phosphate manuring experiments: A summary of nine experiments on immature and mature rubber in which the effects of christmas island rock phosphate and super phosphate on tree growth and yield are compared
T2  -  RRIM Archives No. 17 
U1  - NR:63:930.25 
PY  - 1962///
CY  - Malaysia
PB  - RRIM
ER  -