Hutapea PS, Abdullah L, Karti PDMH, Anas I. Improvement of Indigofera zollingeriana Production and Methionine Content through Inoculation of Nitrogen-Fixing Bacteria. Trop. Anim. Sci. J. 2018;41(1):37-45. doi:10.5398/tasj.2018.41.1.37