You can find a lot of literature on the theme. Especially about the wind erosion in the desert or sand dunes. One of the free references I've seen you can download at the following link: https://www.itc.nl/personal/shrestha/winderosion.pdf
You can use the following paper as some kind of a manual, even if wind erosion plays a minor part in this morpho-climatic zone :
DILL H.G., LUDWIG R.-R., KATHEWERA A. and MWENELUPEMBE J. (2005) A lithofacies terrain model for the Blantyre Region: Implications for the interpretation of palaeosavanna depositional systems and for environmental geology and economic geology in southern Malawi.- Journal of African Earth Sciences, 41: 341-393.