Publications   Nagel, J.M., X.Z. Wang, J.D. Lewis, H.A. Fung, D.T. Tissue and K.L. Griffin. 2005. Atmospheric CO2 enrichment alters energy-use efficiency and patterns of energy investment and allocation in Xanthium strumarium. New Phytologist 166:513-523. Lewis, J.D., M. Lucash, D.M. Olszyk and D.T. Tingey. 2004. Relationships between needle nitrogen concentration and photosynthetic responses of Douglas-fir seedlings to elevated carbon dioxide and temperature. New Phytologist 162:355-364. Shapiro, J.B., K.L. Griffin, J.D. Lewis and D.T. Tissue. 2004. Response of leaf respiration in the light of Xanthium strumarium to elevated CO2 concentration, nitrogen availability and temperature. New Phytologist 162:377-386. Lewis, J.D., X.Z. Wang, K.L. Griffin and D.T. Tissue. 2003. Age at flowering differentially affects vegetative and reproductive responses of a determinate annual plant to elevated CO2. Oecologia 135:194-201. Lewis, J.D., M. Lucash, D.M. Olszyk and D.T. Tingey. 2002. Stomatal responses of Douglas-fir seedlings to elevated carbon dioxide and temperature during the third and fourth years of exposure. Plant, Cell and Environment 25:1411-1421. Lewis, J.D., X.Z. Wang, K.L. Griffin and D.T. Tissue. 2002. Effects of age and ontogeny on photosynthetic responses of a determinate annual plant to elevated CO2 concentrations. Plant, Cell and Environment 25:359-368. Tissue, D.T., J.D. Lewis, S.D. Wullschleger, J.S. Amthor, K.L. Griffin and O.R. Anderson. 2002. Leaf respiration at different canopy positions in sweetgum (Liquidambar styraciflua) grown in ambient and elevated concentrations of carbon dioxide in the field. Tree Physiology 22:1157-1166. Griffin K.L., O.R. Anderson, M.D. Gastrich, J.D. Lewis, G. Lin, W. Schuster, J.R. Seemann, D.T. Tissue, M.H. Turnbull and D. Whitehead. 2001. Plant growth in elevated CO2 alters mitochondrial number and chloroplast fine structure. Proceedings of the National Academy of Sciences 98:2473-2478. Lewis, J.D., M. Lucash, D. Olszyk and D.T. Tingey. 2001. Seasonal patterns of photosynthesis in Douglas-fir seedlings during the third and fourth year of exposure to elevated carbon dioxide and temperature. Plant, Cell and Environment 24:539-548. Wang X., J.D. Lewis, D.T. Tissue, J.R. Seemann and K.L Griffin. 2001. Effects of elevated atmospheric CO2 concentration on leaf dark respiration of Xanthium strumarium in light and in darkness. Proceedings of the National Academy of Sciences 98:2479-2484. Apple, M.E., D.M. Olszyk, D.P. Ormrod, J.D. Lewis, D. Southworth and D.T. Tingey. 2000. Morphology and stomatal function of Douglas-fir needles exposed to climate change: elevated CO2 and temperature. International Journal of Plant Sciences 161:127-132. Lewis, J.D., R.B. McKane, D.T. Tingey and P.A. Beedlow. 2000. Vertical gradients in photosynthetic light response within an old-growth Douglas-fir and western hemlock canopy. Tree Physiology 20:447-456. Lewis, J.D., D. Olszyk and D.T. Tingey. 1999. Seasonal patterns of photosynthetic light response in Douglas-fir seedlings subjected to elevated atmospheric carbon dioxide and temperature. Tree Physiology 19:243-252. Lewis, J.D. and B.R. Strain. 1996. The role of mycorrhizas in the response of Pinus taeda L. seedlings to elevated CO2. New Phytologist 133:431-443. Lewis, J.D., D.T. Tissue and B.R. Strain. 1996. Seasonal change in photosynthetic response of loblolly pine (Pinus taeda L.) exposed to elevated CO2 for two years. Global Change Biology 2:103-114. Lewis, J.D., K.L. Griffin, R.B. Thomas and B.R. Strain. 1994. Phosphorus supply affects the acclimation of photosynthesis in loblolly pine to elevated carbon dioxide. Tree Physiology 14:1229-1244. Lewis, J.D., R.B. Thomas and B.R. Strain. 1994. Effect of elevated CO2 on mycorrhizal colonization of loblolly pine (Pinus taeda L.) seedlings. Plant and Soil 165:81-88. Thomas R.B., J.D. Lewis and B.R. Strain. 1994. Effect of leaf nutrient status on photosynthetic capacity in loblolly pine (Pinus taeda L.) seedlings grown in elevated atmospheric CO2. Tree Physiology 14:947-960. Lewis, J.D. and R.T. Koide. 1990. Phosphorus supply, mycorrhizal infection and plant offspring vigour. Functional Ecology 4:695-702. Koide, R.T., M. Li, J.D. Lewis and C. Irby. 1988. Role of mycorrhizal infection in the growth and reproduction of wild vs. cultivated plants. I. Wild vs. cultivated oats. Oecologia 77:537-543.