TY - BOOK AU - Chadha, S.K., ed. TI - Himachal himalaya ecology and environment T2 - Progress in ecology Volume-IX SN - 8170193044 U1 - 577.095452 21st ed. PY - 1987/// CY - New Delhi PB - Today and Tomorrows Printers & Publishers KW - Conservation of natural resources KW - Soil erosion KW - Ecology KW - Himachal Pradesh KW - Wildlife conservation N1 - Index pp 129-30 ER -