Kumar, A. and Sharma, K.R. 2015. The Effect of Organic Manures, <I>Azotobacter</I> and Spacing on Growth of <I>Solanum nigrum</I> Linn. Indian Forester. 141, 3 (Mar. 2015), 308–312. DOI:https://doi.org/10.36808/if/2015/v141i3/63842.