Faculty of Agriculture;
Nile Valley University;
Atbara;
Sudan;
Agricultural Research Corporation;
Wad Medani;
Sudan;
Department of Soil and Environment Sciences;
University of Khartoum;
Khartoum;
Sudan;
General Administration of Natural Resource and Sustainable Development;
Khartoum;
Sudan;
River Nile State; Extractable Soil Cations; Storage Period; Inorganic Nutrients;