Phosphorus in Freshwater Ecosystems : Proceedings of a Symposium Held in Uppsala, Sweden, 25–28 September 1985

Proceedings of a symposium held in Uppsala, Sweden, September 25-28, 1985 Front Matter....Pages I-VI Editors’ Foreword....Pages 1-7 Introductory Lecture at the International Symposium ‘Phosphorus in Freshwater Ecosystems’, Uppsala, Sweden in October 1985....Pages 9-17 Phosphorus in Soil, Water and Sediment: An Overview....Pages 19-34 Background Yield of Phosphorus from Drainage Area and Atmosphere....Pages 35-44 Analytical Determination of Orthophosphate in Water....Pages 45-59 Particulate and Dissolved Phosphorus Forms in Freshwater: Composition and Analysis....Pages 61-90 Phosphorus in Sediments — Speciation and Analysis....Pages 91-101 Phosphorus in Interstitial Water: Methods and Dynamics....Pages 103-132 Bioavailability of Different Phosphorus Forms in Freshwater Systems....Pages 133-155 Phosphatases; Origin, Characteristics and Function in Lakes....Pages 157-175 Phosphate Uptake and Utilization by Bacteria and Algae....Pages 177-189 Phosphorus as Growth-Regulating Factor Relative to other Environmental Factors in Cultured Algae....Pages 191-210 Phytoplankton Biomass and Production in Relation to Phosphorus....Pages 211-227 Exchange of Phosphorus Across the Sediment-Water Interface....Pages 229-244 Influence of Aquatic Macrophytes on Phosphorus Cycling in Lakes....Pages 245-266 The Influence of Animals on Phosphorus Cycling in Lake Ecosystems....Pages 267-284 Empirical and Theoretical Models of Phosphorus Loading, Retention and Concentration Vs. Lake Trophic State....Pages 285-303 Control of Phosphorus Discharges: Present Situation and Trends....Pages 305-319 Experiences with Reducing Point Sources of Phosphorus to Lakes....Pages 321-336 Back Matter....Pages 337-340