Managing nitrogen economies of natural and man made forest ecosystems proceedings of a workshop organized by CSIRO Division of Land Resources Management in collaboration with the Forests Dept. of Western Australia and with the assistance of Alcoa of Australia, Ltd. at Mandurah, W.A., 5-9 October, 1980 - Hingston, F.J; Rummery, R. A. (Robert Anthony), 1940- (Division of Land Resources Management, Commonwealth Scientific and Industrial Research Organization, 1981)