Rao, D N . Perspectives in environmental botany 1985 / edited by D.N. Rao... et al. . - Lucknow : Print House , 1985. - 1v. : tables ; 23cm . Includes subject indx ISBN: 8185009147 Rs. 350.00 Subjects--Index Terms: ENVIRONMENTAL BOTANY Dewey Class. No.: 581.7 / RAO/P