Table Of Content

Environmental and Experimental Botany Environmental and Experimental Botany 43 (2000) 275-276 www.elsevier.com/locate/envexpbot Contents of volume 43 VOL. 43 NO. 1 FEBRUARY 2000 Factors inducing cavity formation in the vascular cylinders of pea roots (Pisum sativum L., cv. Alaska) D. K. Gladish (Hamilton, USA) and T. Niki (Tokyo, Japan) l Pinitol accumulation in mature leaves of white clover in response to a water deficit M. T. McManus (Palmerston North, New Zealand), R. L. Bieleski (Auckland, New Zealand), J. R. Caradus and D. J. Barker (Palmerston North, New Zealand) 11 Nitrate reduction in leaves and roots of young pedunculate oaks (Quercus robur) growing on different nitrate concentrations F. M. Thomas and C. Hilker (G6éttingen, Germany) 19 Mycosporine-like amino acids in the marine red alga Gracilaria cornea — effects of UV and heat R. P. Sinha, M. Klisch, A. Gréniger and D.-P. Hader (Erlangen, Germany) 33 Effect of enhanced ultraviolet-B radiation on pollen germination and tube growth of 19 taxa in vitro H. Feng, L. An, L. Tan, Z. Hou and X. Wang (Lanzhou, PR China) 45 Combination toxicology of metal-enriched soils: physiological responses of a Zn- and Cd-resistant ecotype of Silene vulgaris on polymetallic soils W. H. O. Ernst, H. J. M. Nelissen and W. M. Ten Bookum (Amsterdam, The Netherlands) 55 The role of ethylene metabolism in the short-term responses to aluminium by roots of two maize cultivars different in Al-resistance B. Gunsé, C. Poschenrieder and J. Barcelé (Bellaterra, Spain) 73 VOL. 43, NO. 2 APRIL 2000 Ultra-enhanced spring branch growth in CO,-enriched trees: can it alter the phase of the atmosphere’s seasonal CO, cycle? C. D. Idso (Tempe, AZ, USA), S. B. Idso, B. A. Kimball (Phoenix, AZ, USA), H.-S. Park, J. K. Hoober and R. C. Balling, Jr. (Tempe, AZ, USA) 91 The carbon dioxide leakage from chambers measured using sulfur hexafluoride D. T. Tingey, R. S. Waschmann, D. L. Phillips and D. M. Olszyk (Corvallis, OR, USA) 101 The effect of exposure to NO, and SO, on frost hardiness in Calluna vulgaris S. J. M. Caporn (Crewe, UK), T. W. Ashenden (Gwynedd, UK) and J. A. Lee (Sheffield, UK) 276 Contents of volume 43 Fine structure, carbohydrates and photosynthetic pigments of sugar maize leaves under UV-B radiation M. Barsig and R. Malz (Berlin, Germany) 121 Interaction of CO, enrichment and drought on growth, water use, and yield of broad bean (Vicia faba) D.-X. Wu and G.-X. Wang (Lanzhou, People’s Republic of China) 131 Correlation between leaf age and other leaf traits in three Mediterranean maquis shrub species: Quercus ilex, Phillyrea latifolia and Cistus incanus L. Gratani and A. Bombelli (Rome, Italy) 141 Short and long-term responses of whole-plant gas exchange to elevated CO, in four herbaceous species C. Roumet, E. Garnier, H. Suzor, J.-L. Salager and J. Roy (Montpellier, France) 155 Effects of ozone on the production and utilization of assimilates in Plantago major Y. Zheng, T. Lyons and J. Barnes (Newcastle Upon Tyne, UK) 171 Corrrigendum 181 VOL. 43, NO. 3 JUNE 2000 Dynamics of non-structural carbohydrates in developing leaves, bracts and floral buds of cotton D. Zhao and D. M. Oosterhuis (Fayetteville, AR, USA) 185 Stress indications in copper- and nickel-exposed Scots pine seedlings E. Kukkola (Helsinki, Finland), P. Rautio and S. Huttunen (Oulu, Finland) 197 Impact of wet deposited nickel on the cation content of a mat-forming lichen Cladina stellaris M. Hyvarinen, M. Roitto, R. Ohtonen and A. Markkola (Oulu, Finland) 211 Changes in wheat germination following y-ray irradiation: an in vivo electronic paramagnetic resonance spin-probe study Z.-n. Wang and R.-l. You (Beijing, PR China) 219 Differences in growth and water relations among Phaseolus vulgaris cultivars in response to induced drought stress M. G. Costa Franga (Créteil, France), A. T. Pham Thi (Paris, France), C. Pimentel, R. O. Pereyra Rossiello (Rio de Janeiro, Brazil), Y. Zuily-Fodil (Paris, France) and D. Laffray (Créteil, France) 227 Diversity of cell lengths in terminal portions of roots: implications to cell proliferation L. S. Evans (New York, NY, USA) 239 Non-structural carbohydrate status in Norway spruce buds in the context of annual bud structural development as affected by acidic pollution H. Svobodova, H. Lipavska and J. Albrechtova (Prague, Czech Republic) 253 Effects of elevated atmospheric CO, and temperature on leaf optical properties in Acer saccharum G. A. Carter (MS, USA), R. Bahadur (Itta Bena, MS, USA) and R. J. Norby (Oak Ridge, TN, USA) 267