ELOBIED, G.H.; 						YOUSIF, M.T.; 						ABDALLA, I. A..
 Effect of addition of effective microorganisms on chemical and rumen fermentation characteristics of wheat straw treated with four levels of urea.
<strong>Gezira Journal of Agricultural Science</strong>, [S.l.], v. 11, n. 1, jan. 2013.
ISSN 1728-9556. Available at: &lt;<a href="http://37.60.236.48/index.php/gjas/article/view/129" target="_new">http://37.60.236.48/index.php/gjas/article/view/129</a>&gt;. Date accessed: 03 june 2026.