Exploitation and conservation of savanna ecosystem resources in Nigeria Author Aweto A.O. Journal/Series Resource Management and Optimization | Vol. 9(1); 33 - 43; 10 p. Date 1991 Source IUCN (ID: ANA-047129) Publisher | Place of publication Harwood Academic Publishers GmbH | Reading, Berkshire, UK Language English Country/Territory Nigeria Subject Agricultural & rural development Keyword Grazing/transhumance