TY - BOOK AU - Licy J. AU - Abraham J. AU - Panikkar A.O.N. AU - Saraswathyamma C.K. AU - Sethuraj M.R. AU - Thomas M. TI - Genetic parameters and heterosis in rubber. (Hevea brasiliensis). 2. Association for yield and certain yield attributes PY - 1993/// PB - Placrosym X, 1992, Kasaragod, India. Journal of Plantation Crops, 21 (Supplement): 264-267. KW - Genetic parameter KW - Heterosis KW - Yield attribute ER -