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基本説明
Describes the role of dominant ecological factors and of human activities, on the organisms of running water and the functioning of the ecosystem.
Full Description
This book demonstrates the role of dominant ecological factors on the organisms of running water and the functioning of the ecosystem, as well as the consequences of human activity. It provides vision of certain rivers and streams that represent various types of European watercourses.
Contents
Running Water: Agent of Erosion, Transport and Redistribution of Materials of the Earth's Crust; General Characteristics of Hydrographic Networks; Organisms and Ecosystems of Running Water; Current and Benthic Organisms: Chronic Instability of the Surface Horizon of the Substrate; The Hyporheic Environment: Continuity of the Substrate; Macrophytes of Running Waters: A Substrate for Algae and Fauna; Life in the Water Trail: Plankton; Fishes of Running Waters; Temperature, Biological Cycles and Distribution of Organisms; Light, Salts and Dissolved Oxygen: Secondary Ecological Factors in Running Water; Food Webs and Energy Flows; From Upstream to Downstream: Ecological Zonation of Water Courses; Ecological Impacts of Development of Water Courses; From Eutrophication to Trophic Pollution; Toxic Pollution; Biological Methods of Evaluation Pollution