Plants and UV-B

Preface Part I. The Ozone Layer and UV-B Radiation: 1. Ozone depletion in the Northern Hemisphere J. Pyle 2. Monitoring changes in UV-B radiation A. Webb 3. Action spectra for UV-B effects on plants: monochromatic and polychromatic approaches for analysing plant responses G. Holmes Part II. Effects of UV-B on Plants at the Cellular Level: 4. DNA damage and repair in plants R. Taylor 5. Genetic analysis of DNA repair mechanisms A. Britt 6. Photosynthesis and photoinhibition N. Baker 7. UV-B effects on the expression of genes encoding proteins involved in photosynthesis S. Mackerness 8. UV-B perception and signal transduction G. Jenkins 9. Ultraviolet radiation as a stress factor and the role of protective pigments J. Bornman Part III. Effects of UV-B at the Whole Plant and Community Level: 10. Effects of UV-B on aquatic ecosystems D. Hader 11. Assessing the impact of UV-B radiation on the growth and yield of field crops J. Corlett 12. Effects of UV-B radiation on plants from agro-ecosystems and natural ecosystems J. Rozema 13. Effects on subarctic vegetation of enhanced UV-B radiation L. Bjorn 14. Impacts of elevated UV-B on forest ecosystems A. McLeod 15. Effects of ultraviolet radiation and elevated CO2 on heathland communities S. Moody 16. Alterations in competitive balance M. Caldwell 17. Interactions between trophic levels N. Paul Index.