TY - BOOK AU - Md. Zain bin Abd. Aziz AU - Masahuling bin Benong Ong, S.H. Ramli bin Othman ED - Rubber Research Institute of Malaysia TI - RRIM 2000 series clones: characteristics and description PY - 1997/// CY - Kuala Lumpur PB - Rubber Research Institute of Malaysia KW - Hevea Rubber ER -