TY  - BOOK
AU  - Thomas
AU  - Tjasadihardja Amin
TI  - Climatic mapping for rubber planting
PB  - In: Prosidings of the Lokakarya Nasional Pemuliaan Tanaman Karet, Medan 1992; p99-112
KW  - Climatic mapping
KW  - Rubber
ER  -