TY - BOOK AU - van Hong Ngo AU - Ha Vo Thu AU - Hoa Tran Thuy AU - Quoc Ngo Trong AU - van Lam Lai TI - Introduction of IRRDB/81 germplasm early observations PB - Hevea 88: IRRDB, 2 August to 7 November 1988, Paris. pp.613-624. KW - Gene pool KW - Genotype KW - Germplasm KW - IRRDB/81 ER -