R. Surekha, R. Tejaswini, C.K. Suresh, C. S. S. R. V. S. “Growth Response of Amaranthus Gangeticus to Azotobacter Chroococcum Isolated from Different Agroclimatic Zones of Karnataka”. Journal of Phytology, vol. 3, no. 7, May 2011, https://updatepublishing.com/journal/index.php/jp/article/view/2317.