TY  - BOOK
AU  - Dissanayake D M A P
AU  - Dissanayake T
AU  - Gunasekera R
AU  - Maheepala Chitra
TI  - Role of rock phosphates in the nutrition of immature and mature Hevea
PY  - 1994///
PB  - Journal of the Rubber Research Institute of Sri Lanka
ER  -