Carbon Sequestration and Soil Fertility on African Drylands: Implications for Food and Woodfuel Production, Land Rehabilitation and Community Development (CASFAD)Luukkanen, O., Elfadl, M., Sharawi, H., Raddad, E., Warrag, I., Starr, M., Sanjak, E., Kalame, F. B., Alam, S. A., Deng, B., Abaker, W. & Fahmi, M.01/01/2009 → 31/12/2012