Sulfab, H., 		Mukhtar, N., 		Adam, A., & 		Hamad, M.
(2011).
 Effect of organic manures and mineral N fertilizer on production of groundnuts (Arachis hypogaea L.) in Malakal area.
<em>Gezira Journal Of Agricultural Science, 9</em>(1).
Retrieved from <a href="http://journals.uofg.edu.sd/index.php/gjas/article/view/1043" target="_new">http://journals.uofg.edu.sd/index.php/gjas/article/view/1043</a>