TY - BOOK TI - Resource soil survey and mapping of rubber growing soils of Kerala and Tamil Nadu on 1:50,000 scale: Consultancy Project for rubber research Institute of India, Rubber Board, Kottayam U1 - 631.4:633.91(548.3) PY - 1999/// CY - Nagpur PB - NBSS and Land Use KW - Rubber growing soils ER -