TY - BOOK AU - Rao P.S. AU - Jayarathnam K. AU - Sethuraj M.R. TI - An index to assess areas hydrothermally suitable for rubber cultivation PY - 1993/// PB - Indian Journal of Natural Rubber Research KW - Climatic suitability KW - Drought KW - Marginal area KW - Rainfed rubber cultivation ER -