-MAHMOD, A. A.; 						AL-SAIDI, A. J. H .; 						SALTERN, K. A..
 Effect of Interaction Betw·een Phosphorus and Zink in Some Morphological Features of Two Varieties of Wheat Grown in Gypsum Soil.
<strong>Ibn AL- Haitham Journal For Pure and Applied Science</strong>, [S.l.], v. 21, n. 3, p. 37-55, sep. 2017.
ISSN 2521-3407.
Available at: &lt;<a href="http://jih.uobaghdad.edu.iq/index.php/j/article/view/1403" target="_new">http://jih.uobaghdad.edu.iq/index.php/j/article/view/1403</a>&gt;. Date accessed: 22 nov. 2019.