Search Results - "TINGEY, David T"

Douglas-fir displays a range of growth responses to temperature, water, and Swiss needle cast in western Oregon, USA by Lee, E. Henry, Beedlow, Peter A., Waschmann, Ronald S., Tingey, David T., Wickham, Charlotte, Cline, Steve, Bollman, Michael, Carlile, Cailie

“…•Pacific Northwest growth-climate-disease relations vary by site and climate regimes.•Douglas-fir growth is limited by dewpoint deficit and temperature…”
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Physiological responses of Douglas-fir to climate and forest disturbances as detected by cellulosic carbon and oxygen isotope ratios by Lee, Edward Henry, Beedlow, Peter A, Brooks, J Renée, Tingey, David T, Wickham, Charlotte, Rugh, William

“…Abstract Swiss needle cast (SNC), caused by a fungal pathogen, Nothophaeocryptopus gaeumannii, is a major forest disease of Douglas-fir (Pseudotsuga menziesii)…”
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Elevated CO2 and temperature impacts on different components of soil CO2 efflux in Douglas-fir terracosms by Lin, Guanghui, Ehleringer, James R., Rygiewicz, PauL. T., Johnson, Mark G., Tingey, David T.

“…Although numerous studies indicate that increasing atmospheric CO2 or temperature stimulate soil CO2 efflux, few data are available on the responses of three…”
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Ozone exposure-response relationships parametrized for sixteen tree species with varying sensitivity in the United States by Lee, E. Henry, Andersen, Christian P., Beedlow, Peter A., Tingey, David T., Koike, Seiji, Dubois, Jean-Jacques, Kaylor, S. Douglas, Novak, Kristopher, Rice, R. Byron, Neufeld, Howard S., Herrick, Jeffrey D.

“…It is well known that exposure to ambient O3 can decrease growth in many tree species in the United States (US). Our study reports experimental data from…”
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Seasonal patterns of bole water content in old growth Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) by Beedlow, Peter A., Waschmann, Ronald S., Lee, E. Henry, Tingey, David T.

“…•Seasonal patterns of bole water content were studied in old-growth Douglas-fir.•Maximum RWC occurred in mid-summer and the lowest during winter.•Bole water…”
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The importance of seasonal temperature and moisture patterns on growth of Douglas-fir in western Oregon, USA by Beedlow, Peter A., Lee, E. Henry, Tingey, David T., Waschmann, Ronald S., Burdick, Connie A.

“…► Both temperature and moisture consistently limit forest growth during the summer. ► Temperature optima for growth decreased with decreasing soil moisture at…”
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Effects of elevated CO2 and O3 on soil respiration under ponderosa pine by Tingey, D.T, Johnson, M.G, Lee, E.H, Wise, C, Waschmann, R, Olszyk, D.M, Watrud, L.S, Donegan, K.K

“…Soil respiration represents the integrated response of plant roots and soil organisms to environmental conditions and the availability of C in the soil. A…”
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Estimates of Douglas-fir fine root production and mortality from minirhizotrons by Tingey, David T., Phillips, Donald L., Johnson, Mark G., Rygiewicz, Paul T., Beedlow, Peter A., Hogsett, William E.

“…Minirhizotrons were used to assess the influence of soil resources on fine root (diameter ≤ 2 mm) production, mortality, and standing crop over a 2-year…”
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Regional patterns of increasing Swiss needle cast impacts on Douglas‐fir growth with warming temperatures by Lee, E. Henry, Beedlow, Peter A., Waschmann, Ronald S., Tingey, David T., Cline, Steven, Bollman, Michael, Wickham, Charlotte, Carlile, Cailie

“…The fungal pathogen, Phaeocryptopus gaeumannii, causing Swiss needle cast (SNC) occurs wherever Douglas‐fir is found but disease damage is believed to be…”
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A likelihood-based time series modeling approach for application in dendrochronology to examine the growth-climate relations and forest disturbance history by Lee, E. Henry, Wickham, Charlotte, Beedlow, Peter A., Waschmann, Ronald S., Tingey, David T.

“…A time series intervention analysis (TSIA) of dendrochronological data to infer the tree growth-climate-disturbance relations and forest disturbance history is…”
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Elevated CO2 and conifer roots: effects on growth, life span and turnover by TINGEY, DAVID T., PHILLIPS, DONALD L., JOHNSON, MARK G.

“…Elevated CO2 increases root growth and fine (diam. [les ]2 mm) root growth across a range of species and experimental conditions. However, there is no clear…”
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Elevated CO₂ and O₃ effects on fine-root survivorship in ponderosa pine mesocosms by Phillips, Donald L, Johnson, Mark G, Tingey, David T, Storm, Marjorie J

“…Atmospheric carbon dioxide (CO₂) and ozone (O₃) concentrations are rising, which may have opposing effects on tree C balance and allocation to fine roots. More…”
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Effects of elevated CO2 on fine root dynamics in a Mojave Desert community: a FACE study by PHILLIPS, DONALD L., JOHNSON, MARK G., TINGEY, DAVID T., CATRICALA, CHRISTINA E., HOYMAN, TONI L., NOWAK, ROBERT S.

“…Fine roots (≤1 mm diameter) are critical in plant water and nutrient absorption, and it is important to understand how rising atmospheric CO2 will affect them…”
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Elevated CO2 and temperature alter nitrogen allocation in Douglas-fir by TINGEY, DAVID T., MCKANE, ROBERT B., OLSZYK, DAVID M., JOHNSON, MARK G., RYGIEWICZ, PAUL T., HENRY LEE, E.

“…The effects of elevated CO2 and temperature on principal carbon constituents (PCC) and C and N allocation between needle, woody (stem and branches) and root…”
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The carbon dioxide leakage from chambers measured using sulfur hexafluoride by Tingey, David T, Waschmann, Ronald S, Phillips, Donald L, Olszyk, David M

“…In plant chamber studies, if CO 2 leaking from a chamber is not quantified, it can lead to an overestimate of assimilation rates and an underestimate of…”
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Elevated CO₂ and temperature alter net ecosystem C exchange in a young Douglas fir mesocosm experiment by TINGEY, DAVID T, LEE, E. HENRY, PHILLIPS, DONALD L, RYGIEWICZ, PAUL T, WASCHMANN, RONALD S, JOHNSON, MARK G, OLSZYK, DAVID M

“…We investigated the effects of elevated CO₂ (EC) [ambient CO₂ (AC) + 190 ppm] and elevated temperature (ET) [ambient temperature (AT) + 3.6 °C] on net…”
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CO₂ and N-Fertilization Effects on Fine-Root Length, Production, and Mortality: A 4-Year Ponderosa Pine Study by Phillips, Donald L., Johnson, Mark G., Tingey, David T., Storm, Marjorie J., Ball, J. Timothy, Johnson, Dale W.

“…We conducted a 4-year study of juvenile Pinus ponderosa fine root (≤ 2 mm) responses to atmospheric CO₂ and N-fertilization. Seedlings were grown in open-top…”
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Relating fine root biomass to soil and climate conditions in the Pacific Northwest by Lee, E. Henry, Tingey, David T., Beedlow, Peter A., Johnson, Mark G., Burdick, Constance A.

“…The additive contribution of fine root biomass for Douglas-fir ( Pseudotsuga menziesii (Mirb.) Franco var. menziesii) and western hemlock ( Tsuga heterophylla…”
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Monoterpene levels in needles of Douglas fir exposed to elevated CO2 and temperature by Snow, Michael D., Bard, Raymond R., Olszyk, David M., Minster, Lynde M., Hager, Angela N., Tingey, David T.

“…Monoterpene levels in current year needles of Douglas fir (Pseudotsuga menziesii (Mirb.) Franco) seedlings were measured at the end of 4 years of exposure to…”
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Seasonal and long-term effects of CO2 and O3 on water loss in ponderosa pine and their interaction with climate and soil moisture by Lee, E. Henry, Tingey, David T, Waschmann, Ronald S, Phillips, Donald L, Olszyk, David M, Johnson, Mark G, Hogsett, William E

“…Evapotranspiration (ET) is driven by evaporative demand, available solar energy and soil moisture (SM) as well as by plant physiological activity which may be…”
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