Oral Session #50: Plant Gas Exchange.

Presiding: D.R. Woodruff, Oregon State University.
Tuesday, August 8, 2000
1:15 PM to 5:00 PM
Cottonwood Room I - Sports Event Center

1:15 PM	Seasonal patterns of plant water status and gas exchange in two Sonoran Desert landscapes. STABLER, L.B. and C.A. MARTIN
1:30 PM	Good agreement between open top chamber and eddy covariance measurements of net ecosystem CO2 exchange, in a Florida scrub-oak ecosystem. DORE, S. and G. HYMUS, D. JOHNSON, P. DIJKSTRA, C.R. HINKLE, R. VALENTINI, B. DRAKE
1:45 PM	Whole tree conductance and leaf gas exchange in Eucalyptus saligna trees of different heights. BARNARD, H.R. and M.G. RYAN
2:00 PM	The effects of leaf wetness on photosynthesis of and ozone deposition to Poplar leaves. SCHREUDER, M.D.J. and L.W.A. VAN HOVE, C.A. BREWER
2:15 PM	Low leaf-specific conductivity reduces stomatal conductance and photosynthesis in older, taller mountain beech trees. RYAN, M.G. and D. WHITEHEAD
2:30 PM	Acclimation in respiration in white oak (Quercus Alba). BOLSTAD, P.V. and P.B. REICH
2:45 PM	The influence of photosynthetic capacity and leaf area on growth differences associated with fertilization and competition control in Pinus taeda L. stands. MUNGER, G.T. and R.E. WILL
3:00 PM	Break
3:15 PM	Carbon exchange of an old growth eastern hemlock forest: Model predictions versus eddy covariance measurements. HADLEY, J.L.
3:30 PM	Stand respiration and carbon balance in mid-rotation loblolly pine plantations in response to enhanced soil resource availability. MAIER, C.A. and T.J. ALBAUGH, H.L. ALLEN
3:45 PM	Timing and mechanism of impact of the Swiss needle cast fungus, Phaeocryptopus gaeumannii, on Douglas-fir needle gas exchange and rubisco activation. MANTER, D. and B. BOND, K. KAVANAGH, P. ROSSO, G. FILIP
4:00 PM	Respiratory potential in sapwood of old versus young coniferous trees. PRUYN, M.L. and B.L. GARTNER, M.E. HARMON
4:15 PM	The effects of transient reductions in functional leaf area on stomatal conductance: Branch level experiments on young and old trees. BROOKS, J.R and B.J. BOND, R. COULOMBE, J.C. DOMEC, T.M. HINCKLEY, N. MCDOWEL, N. PHILLIPS, P.J. SCHULTE
4:45 PM	Carbon gain in seedlings and sprouts of northern hardwood forest after deer removal. FETCHER, N. and M. CAUCCI, D. TOWNSEND