Karthik K, Sharavanan P. Effects of hexavalent chromium on growth , phytotoxicity , tolerance index of Cosmos bipinnatus, Cav. and Celosia cristata, L. - Phytoremediation. jaa [Internet]. 2016 May 14 [cited 2024 May 5];2:18-21. Available from: https://updatepublishing.com/journal/index.php/jaa/article/view/2987