(2008). Effect of Interaction Betw•een Phosphorus and Zink in Some Morphological Features of Two Varieties of Wheat Grown in Gypsum Soil. , 21(3), 37-55.
. "Effect of Interaction Betw•een Phosphorus and Zink in Some Morphological Features of Two Varieties of Wheat Grown in Gypsum Soil". , 21, 3, 2008, 37-55.
(2008). 'Effect of Interaction Betw•een Phosphorus and Zink in Some Morphological Features of Two Varieties of Wheat Grown in Gypsum Soil', , 21(3), pp. 37-55.
Effect of Interaction Betw•een Phosphorus and Zink in Some Morphological Features of Two Varieties of Wheat Grown in Gypsum Soil. , 2008; 21(3): 37-55.