Affiliation: | 1. South African Sugarcane Research Institute, Private Bag X02, Mount Edgecombe, South Africa;2. Department of Soil, Crop and Climate Sciences, University of the Free State, Bloemfontein, South Africa;3. Department of Plant and Soil Sciences, University of Pretoria, Private Bag X20, Hatfield, Pretoria, South Africa;4. School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, Johannesburg, South Africa;5. School of Bioresources Engineering, College of Agriculture, Engineering and Sciences, University of KwaZulu-Natal, Private Bag X01, Scottsville, South Africa |