The soil-root interface proceedings of an international symposium held in Oxford, England, March 28-31, 1978
Proceedings of an internat. symposium held in Oxford, England, March 28-31, 1978. Ed. by John L[aker] Harley [u.] R. Scott Russell. (2. print.)<br>London [u.a.]: Acad Pr. (1981). XX, 448 S.m.Abb.u.Taf.
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| Format: | UnknownFormat |
| Sprache: | eng |
| Veröffentlicht: |
London ; New York, New York
Academic Press
1981
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| Ausgabe: | 2nd print. |
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Tag hinzufügen | Zusammenfassung: | Proceedings of an internat. symposium held in Oxford, England, March 28-31, 1978. Ed. by John L[aker] Harley [u.] R. Scott Russell. (2. print.)<br>London [u.a.]: Acad Pr. (1981). XX, 448 S.m.Abb.u.Taf. |
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| Beschreibung: | Contents: Front Cover; The Soil-Root Interface; Copyright Page; Participants; Foreword; Acknowledgements; Table of Contents; NOTE ON TERMINOLOGY: ORIGIN, NATURE AND NOMENCLATURE OF THE ORGANIC MATERIALS IN THE RHIZOSPHERE; References; Part I: Nutrient Demand and Supply at the Soil Root Interface; CHAPTER 1. GROWTH REQUIREMENTS FOR NUTRIENTS IN RELATION TO DEMAND AT THE ROOT SURFACE; Summary; Introduction; Characterizing Plant Demand; Factors influencing Nutrient Demand; Compensation in Plant Growth; References; CHAPTER 2. PROPERTIES OF ROOTS WHICH INFLUENCE RATES OF ABSORPTION; Summary; Introduction Structural Changes in Roots which modify Rates of Absorption of Ions and WaterModifications to Root Structure and Absorptive Function in Response to Soil Conditions; Conclusions; References; CHAPTER 3. SOIL PROPERTIES CONTROLLING THE SUPPLY OF NUTRIENTS TO THE ROOT SURFACE; Summary; Introduction; Model of Uptake by a developing Root System; Experimental Validation of the Model; References; CHAPTER 4. LIMITATIONS TO CURRENT MODELS DESCRIBING WATER UPTAKE BY PLANT ROOT SYSTEMS; Summary; Introduction; Three Models compared; The Soil-Root Interface; Root Tissue-Root Xylem Relationships The FutureReferences; CHAPTER 5. AN ELECTRON PARAMAGNETIC RESONANCE STUDY OF THE UPTAKE OF Mn (II) AND Cu (II) BY WHEAT ROOTS; Summary; Introduction; Materials and Methods; Results and Discussion; Conclusions; References; Part II: Physics and Chemistry of the Interfacial Region; CHAPTER 6. THE PHYSICS AND CHEMISTRY OF THE SOIL-ROOT INTERFACE : SOME COMMENTS; Summary; Introduction; Soil Porosity and Root Growth; Aggregate Structure and the Root-Soil Interface; Surfaces of Mineral Particles and Root-Soil Contacts; The Root Surface; Other Considerations; References CHAPTER 7. WATER POTENTIAL GRADIENTS AND RESISTANCES OF A SOIL-ROOT SYSTEM MEASURED WITH THE ROOT AND SOIL PSYCHROMETERSummary; Introduction; Methods and Materials; Results and Discussion; Acknowledgements; References; CHAPTER 8. THE EFFECT OF ORGANIC ROOT PRODUCTS ON THE AVAILABILITY OF PHOSPHORUS TO PLANTS; Summary; Introduction; Factors affecting Rhizosphere Secretions; References; CHAPTER 9. MODIFICATIONS TO MECHANICAL AND MINERALOGICAL COMPOSITION OF SOIL WITHIN THE RHIZOSPHERE; Summary; Introduction; Materials and Methods; Results; Conclusions; References CHAPTER 10. OVERESTIMATE OF N2-FIXATI0N IN THE RHIZOSPHERE BY THE ACETYLENE REDUCTION METHODSummary; Introduction; Materials and Methods; Results; Discussion; Acknowledgements; References; Part III: Biological Activities at the Interface; CHAPTER 11. BIOLOGY OF THE SOIL-ROOT INTERFACE; Summary; Introduction; Release of Organic Materials from Roots; Microbial Colonization of Roots; Application of Light Microscopy to the Root Surface; Application of Electron Microscopy; Modelling of the Populations in the Rhizosphere; Root-associated Nitrogen Fixation; Mycorrhizas Interactions between Root Pathogens and Root Function |
| Beschreibung: | XX, 448 Seiten Illustrationen 24 cm |
| ISBN: | 0123255503 0-12-325550-3 |