TY - BOOK AU - Tripathi, A. K. ed. AU - Srivastava, A.K., ed. AU - Pandey, S.N., ed. TI - Advances in environmental sciences SN - 81-7024-528-1 U1 - 333.7 21st ed. PY - 1993/// CY - New Delhi: PB - Ashish Publishing, KW - Environmental sciences KW - Ecology N1 - Bibliography: pp 359-87 ER -