The Director-General of the World Trade Organisation, (WTO) Dr Ngozi Okonjo-Iweala has charged Nigeria and other African countries to improve the quality of their shea exports.
Nigeria is one of the major producers of shea in the world with about five million hectares of shea trees which are grown in about 21 states of the federation, especially in Niger, Kebbi, Oyo, Kwara, Benue and Federal Capital Territory