Author:Twinch, AJ; Breen, CMDate:Feb 1980The definitions of the different phosphorus compound fractions present in inland waters are reviewed and the limitations of the definitions discussed. The development of models of phosphorus cycling is summarized. Attempts to establish their ...Read more
Author:Breen, CMDate:Dec 1983Lake Midmar is a shallow turbulent lake subject to periodic draw-down. These conditions create considerable instability in the water column and greatly influence the structure and functioing of the system. Analysis of how the lake may be ...Read more
Author:Heeg, J; Breen, CMDate:Jun 1982This report comprises a synthesis of contributions to a workshop on Man and the Pongolo held at the University of Natal, Pietermaritzburg in February 1978. Studies on the ecology of the Pongolo floodplain, encompassing its fauna, flora and ...Read more