Items where Author is "Awadalla, Hamed"
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El-Sheref, Ghada and Awadalla, Hamed and Mohamed, Gihan (2019) Use of Gypsum and Sulphur for Improving Rock P Efficiency and Their Effect on Wheat Productivity and Soil Properties. Alexandria Journal of Soil and Water Sciences, 3 (2). pp. 50-67. ISSN 2785-9959