00777nam a22002057a 4500 BD-DhUL 20180514143237.0 180514s2016 bg a|||| m||| 000 0 eng d BD-DhUL BD-DhUL 363.7396 NAE Nahar, Nazmun. Effects of heavy metal toxicity on the biological transformation of phosphorus in soil / Nazmun Nahar. [ Ph. D Thesis]. Dhaka : University of Dhaka, 2016. 176 p. in various pagings : ill. (some col.) ; 29 cm. Thesis (Ph.D.)--Department of Soil, Water & Environment, University of Dhaka, Session: 2013-14. Includes bibliographical references. Soil pollution. Toxic chemicals. ddc BK 241274 241274 0 0 ddc 0 363_739600000000000_NAE 1 REF 366208 DUL DUL REF 2018-05-14 gift 363.7396 NAE 499201 2018-05-14 1 2018-05-14 BK