Ahsan, Nazmul, Md. Rafiqul Islam, Azmul Huda, and M. Mazibur Rahman. 2016. “Effect of Rhizobial Inoculant on Growth and Yield of Soybean”. Fundamental and Applied Agriculture 1 (3):141-44. http://f2ffoundation.org/faa/index.php/home/article/view/83.