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  1. No Access

    Article

    Is atmospheric CO2 a selective agent on model C3 annuals?

    Atmospheric CO2 partial pressure (pCO2) was as low as 18 Pa during the Pleistocene and is projected to increase from 36 to 70 Pa CO2 before the end of the 21st century. High pCO2 often increases the growth and re...

    J. K. Ward, J. Antonovics, R. B. Thomas, B. R. Strain in Oecologia (2000)

  2. No Access

    Article

    Morphology and tissue quality of seedling root systems of Pinus taeda and Pinus ponderosa as affected by varying CO2, temperature, and nitrogen

    Rising atmospheric carbon dioxide, nitrogen deposition and warmer temperatures may alter the quantity and quality of plant-derived organic matter available to soil biota, potentially altering rates of belowgro...

    J.S. King, R.B. Thomas, B.R. Strain in Plant and Soil (1997)

  3. No Access

    Article

    Effects of low and elevated CO2 on C3 and C4 annuals

    In order study C3 and C4 plant growth in atmospheric CO2 levels ranging from past through predicted future levels, Abutilon theophrasti (C3) and Amaranthus retroflexus (C4) were grown from seed in growth chambers...

    J. K. Dippery, D. T. Tissue, R. B. Thomas, B. R. Strain in Oecologia (1995)

  4. No Access

    Chapter

    Effect of elevated CO2 on mycorrhizal colonization of loblolly pine (Pinus taeda L.) seedlings

    Interactive effects of elevated atmospheric CO2 and phosphorus supply on mycorrhizal colonization rates were investigated using loblolly pine (Pinus taeda L.) seedlings from Florida and coastal North Carolina. Se...

    J. D. Lewis, R. B. Thomas, B. R. Strain in Belowground Responses to Rising Atmospheri… (1995)

  5. No Access

    Article

    Effects of low and elevated CO2 on C3 and C4 annuals

    Abutilon theophrasti (C3) and Amaranthus retroflexus (C4), were grown from seed at four partial pressures of CO2: 15 Pa (below Pleistocene minimum), 27 Pa (pre-industrial), 35 Pa (current), and 70 Pa (future) in...

    D. T. Tissue, K. L. Griffin, R. B. Thomas, B. R. Strain in Oecologia (1995)

  6. No Access

    Chapter

    Root response to CO2 enrichment and nitrogen supply in loblolly pine

    This paper examines how elevated CO2 and nitrogen (N) supply affect plant characteristics of loblolly pine (Pinus taeda L.) with an emphasis on root morphology. Seedlings were grown in greenhouses from seeds duri...

    A. Larigauderie, J. F. Reynolds… in Belowground Responses to Rising Atmospheri… (1995)

  7. No Access

    Article

    Effect of elevated CO2 on mycorrhizal colonization of loblolly pine (Pinus taeda L.) seedlings

    Interactive effects of elevated atmospheric CO2 and phosphorus supply on mycorrhizal colonization rates were investigated using loblolly pine (Pinus taeda L.) seedlings from Florida and coastal North Carolina. Se...

    J. D. Lewis, R. B. Thomas, B. R. Strain in Plant and Soil (1994)

  8. No Access

    Article

    Root response to CO2 enrichment and nitrogen supply in loblolly pine

    This paper examines how elevated CO2 and nitrogen (N) supply affect plant characteristics of loblolly pine (Pinus taeda L.) with an emphasis on root morphology. Seedlings were grown in greenhouses from seeds duri...

    A. Larigauderie, J. F. Reynolds, B. R. Strain in Plant and Soil (1994)

  9. No Access

    Article

    Nitrogen dynamics and growth of seedlings of an N-fixing tree (Gliricidia sepium (Jacq.) Walp.) exposed to elevated atmospheric carbon dioxide

    Seeds of Gliricidia sepium (Jacq.) Walp., a tree native to seasonal tropical forests of Central America, were inoculated with N-fixing Rhizobium bacteria and grown in growth chambers for 71 days to investigate in...

    R. B. Thomas, D. D. Richter, H. Ye, P. R. Heine, B. R. Strain in Oecologia (1991)

  10. No Access

    Article

    Tracer kinetics of plants carbon allocation with continuously produced11CO2

    Parameters of carbon allocation dynamics in plants were measured using11CO2 and tracer kinetics techniques. Mechanical agitation reduced carbon export rate by 33% in cotton seedling's leaf, while storage rate and...

    Y. Fares, J. D. Goeschl, C. E. Magnuson… in Journal of Radioanalytical and Nuclear Che… (1988)

  11. No Access

    Article

    Field water relations of a wet-tropical forest tree species, Pentaclethra macroloba (Mimosaceae)

    The water relations of Pentaclethra macroloba (Willd.) Kuntze, a dominant, shade-tolerant, tree species in the Atlantic lowlands of Costa Rica, were examined within the forest canopy. Pressure-volume curves and d...

    S. F. Oberbauer, B. R. Strain, G. H. Riechers in Oecologia (1987)

  12. No Access

    Article

    Low night temperature effect on photosynthate translocation of two C4 grasses

    Translocation of assimilates in plants of Echinochloa crus-galli, from Quebec and Mississippi, and of Eleusine indica from Mississippi was monitored, before and after night chilling, using radioactive tracing wit...

    C. Potvin, B. R. Strain, J. D. Goeschl in Oecologia (1985)

  13. No Access

    Article

    Vegetation effects on microclimate in lowland tropical forest in Costa Rica

    The temperature and atmospheric humidity in a tropical lowland rain forest in Costa Rica were measured in order to assess the microclimate in different forest environments. Two disturbed sites, a single tree f...

    N. Fetcher, S. F. Oberbauer, B. R. Strain in International Journal of Biometeorology (1985)

  14. No Access

    Article

    Effects of CO2 enrichment and water stress on gas exchange of Liquidambar styraciflua and Pinus taeda seedlings grown under different irradiance levels

    The effects of CO2 enrichment and water stress on gas exchange of Liquidambar styraciflua L. (sweetgum) and Pinus taeda L. (loblolly pine) seedlings were examined for individuals grown from seed under high (1000 ...

    Leslie C. Tolley, B. R. Strain in Oecologia (1985)

  15. No Access

    Chapter

    Ecophysiological Effects of Changing Atmospheric CO2 Concentration

    The earth’s atmosphere and biosphere evolved together over time, the one affecting the other, such that the composition of the atmosphere was strongly influenced by the exchange of gases among them, lithospher...

    D. M. Gates, B. R. Strain, J. A. Weber in Physiological Plant Ecology IV (1983)

  16. No Access

    Article

    An integrated tracer kinetics system for studying carbon uptake and allocation in plants using continuously produced11CO2

    An integrated approach to study the effects of environmental factors on plants is described. The central theme of the system is the use of CO2 labelled with11C supplied continuously to the plant and following the...

    C. E. Magnuson, Y. Fares, J. D. Goeschl… in Radiation and Environmental Biophysics (1982)

  17. No Access

    Article

    Effects of atmospheric humidity on net photosynthesis, transpiration, and stomatal resistance

    Rhizomes ofHydrocotyle plants from three contrasting habitats were cloned and the ramets grown under controlled environmental conditions. Measurements of net photosynthesis, transpiration, and total leaf diffusio...

    D. Overdieck, B. R. Strain in International Journal of Biometeorology (1981)

  18. No Access

    Article

    The effects of water-stress on leaf H2 18O enrichment

    Water-stress experiments withPhaseolus vulgaris L. were undertaken to determine the transpiration rate dependency of the naturally occurring leaf H2 18O fractionation process. Water-stress leaf H2 18O levels were...

    F. Farris, B. R. Strain in Radiation and Environmental Biophysics (1978)

  19. No Access

    Article

    Effects of salinity and illumination on photosynthesis and water balance of Spartina alterniflora Loisel

    Plants of the salt marsh grass Spartina alterniflora Loisel were collected from North Carolina and grown under controlled nutrient, temperature, and photoperiod conditions. Plants were grown at two different illu...

    D. J. Longstreth, B. R. Strain in Oecologia (1977)