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Transport of nutrients in plants /
Transport of Nutrients in Plants.
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
London :
Butterworths,
[1974]
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; Transport of Nutrients in Plants; Copyright Page; Table of Contents; Preface; Introduction; Chapter 1. The pathways of long distance transport; The movement of solutes from the roots to the leaves; The movement of solutes from the mature leaves to the roots and immature aerial parts of the plant; The movement of solutes in radial and tangential transport systems; Chapter 2. The range of solutes transported in plants; The determination of mobility; Solutes transported in the xylem; Solutes transported in the phloem; Solutes transported in radial and tangential transport systems
- Chapter 3. The control of solute loading and unloading at sources and sinksGeneral considerations and the concept of solute 'potential'; Selectivity of the sieve tube; The mechanism of sugar transport into sieve tubes; The movement of synthetic compounds into sieve tubes; Chapter 4. The measurement and concepts of velocity and mass transfer; The measurement of velocity; The measurement of rates of mass transfer; Chapter 5. The control of the rate and direction of phloem transport; Control by sources and sinks; Control by the transport conduits
- The effect of environmental factors on translocationChapter 6. The structure of phloem cells; The ontogeny of phloem cells; The developmental stage at which sieve elements translocate; The ultrastructure of phloem; Phloem plugging; Chapter 7. The hypotheses of the mechanism of sieve tube transport; 'Passive' mechanisms; 'Active' mechanisms; Chapter 8. Metabolic energy and transport; The 'metabolic potential' of phloem; The effect of localised application of low temperatures, metabolic inhibitors and anoxia on transport
- Chapter 9. Simultaneous bidirectional movement and the kinetics of multiple tracer experimentsSimultaneous bidirectional movement; Multiple solute transport in one direction; Chapter 10. The osmotic properties of sieve elements and water movement in phloem; The osmotic properties of sieve elements; Evidence for water movement in sieve tubes; Chapter 11. Naturally occurring growth regulators, their movement and effects upon nutrient transport; The transport of growth regulators; 'Hormone-directed' transport; Concluding remarks; References; Glossary of terms; List of Abbreviations; Author index