TY - BOOK AU - Licy J AU - Nazeer M A AU - Panikkar A O N AU - Premakumari D AU - Saraswathyamma C K AU - Sethuraj M R TI - Genetic parameters and heterosis in rubber (Hevea brasiliensis) Muell. Arg. IV. Early versus mature performance of hybrid clones PY - 1998/// PB - Placrosym XII, 1996, Kottayam, India. Developments in Plantation Crops Research, pp. 9-15. ER -