Maize yields under supplementary irrigation in the Olifants river basin South Africa

Magombeyi, M.S., Rasiuba, T. and Taigbenu, A.E. 2008. Maize yields under supplementary irrigation in the Olifants river basin, South Africa. Paper presented at the CGIAR Challenge Program on Water and Food Workshop on Increasing the Productivity and Sustainability of Rainfed Cropping Systems of Poor, Smallholder Farmers, Tamale, Ghana, September 2008. Colombo, Sri Lanka: CGIAR Challenge Program on Water and Food.