Evalaution of Hermetic technologies in Controlling Insect Pests, Mould Infestation and Aflatoxin Contamination of Stored Maize” presented at Tropentag, 2018 “International Conference on Research on Food Security, Natural Resource Management and Rural Development”, Global Food Security and Food Safety: The role of Universities held on 17-19 September, 2018 in Ghent, Belgium