Organic matter is of great importance in soil, because it impacts on the physical, chemical and biological properties of soils. Physically, it promotes aggregate stability and therefore water infiltration, percolation and retention. Biologically, it stimulates the activity and diversity of...

This chapter provides a summary of work that has been done in the Sudan to improve the agricultural management of Vertisols. The general characteristics of Sudan Vertisols and the experimental works on sustainable use of these soils are discussed. The status of soil degradation and the current...

This book provides an up-to-date information on Vertisols research, and guides readers to important reference material. Four keynote papers and eight country papers and national perspectives on the management of Vertisols in Malawi, South Africa, Sudan, Tanzania, Zambia, Zimbabwe, Ghana and...