TY - BOOK AU - Chadha, S.K. TI - Himalayas: ecology and environment SN - 8170990726 U1 - 577.095496 21st ed. PY - 1988/// CY - Delhi PB - Mittal Publications KW - Ecology KW - Environment KW - Garhwal KW - Himalaya KW - Land use KW - Natural resources KW - Nature conservation KW - Soil erosion KW - Wild life ER -