TY  - BOOK
AU  - Manurung Alexander
AU  - Munthe Haposan
AU  - Sarban Hamzah
AU  - Siagan Nurhawaty
TI  - Performance of rubber trees originated from marcotting
PB  - In: Prosidings of the Lokakarya Nasional Pemuliaan Tanaman Karet, Medan 1992; p289-299
KW  - Macrotting
KW  - Rubber propagation
ER  -