TY  - BOOK
AU  - Guha M M
AU  - Chan H Y
AU  - Singh M M
TI  - Use of appropriate fertiliser for rubber based on soil and leaf nutrient survey
PY  - 1971///
PB  - Rubber Research Institute of Ceylon Quarterly Journal
KW  - Fertiliser
KW  - Nutrient survey
KW  - Rubber
ER  -