1. Postharvest Technology Research Laboratory, South African Research Chair in Postharvest Technology, Department of Food Science, Faculty of AgriSciences; Stellenbosch University; Stellenbosch South Africa
2. Department of Horticultural Engineering; Leibniz-Institute for Agricultural Engineering and Bioeconomy (ATB), Potsdam-Bornim; Potsdam Germany
3. Postharvest Technology Research Laboratory, South African Research Chair in Postharvest Technology, Department of Horticultural Science, Faculty of AgriSciences; Stellenbosch University; Stellenbosch South Africa