MOHAMED, Mohamed A.; 						D. ELFADIL, Abdelkarim; 						MUHIELDEEN, Osama A..
 Effect of plowing depths and type of transmission system on the performance of agricultural tractors under clay soil condition.
<strong>Gezira Journal of Engineering and Applied Sciences</strong>, [S.l.], v. 13, n. 1, oct. 2018.
ISSN 1858-5698. Available at: &lt;<a href="http://journals.uofg.edu.sd/index.php/gjeas/article/view/763" target="_new">http://journals.uofg.edu.sd/index.php/gjeas/article/view/763</a>&gt;. Date accessed: 30 june 2026.