Front Cover; Physiological Limnology an Approach to the Physiology of Lake Ecosystems; Copyright Page; Preface; Contents; CHAPTER 1. GENERAL INTRODUCTION; CHAPTER 2. LAKES. LAKE DISTRICTS AND THEIR ORIGIN; CHAPTER 3. CHEMICAL COMPOSITION; CHAPTER 4. PRIMARY PRODUCTION IN RELATION TO PHOTOSYNTHESIS UNDER NATURAL CONDITIONS; CHAPTER 5. THE PHOSPHATE CYCLE; CHAPTER 6. NITROGEN CYCLE AND BLUE-GREEN ALGAE; CHAPTER 7. SILICON AND ITS COMPOUNDS -CHEMISTRY, BIOCHEMISTRY AND PHYSIOLOGY OF UPTAKE BY DIATOMS; CHAPTER 8. RECYCLING OF NUTRIENTS AND MINERALISATION; CHAPTER 9. STRATIFICATION IN DEEP LAKES.