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References

  • Arnone JA III, Zaller J, Spehn E, Niklaus P, Ce W, Körner C. 2000. Dynamics of root systems in native grasslands: effects of elevated atmospheric CO2. New Phytologist 147: 7385.
  • Balesdent J, Wagner G, Mariotti A. 1988. Soil organic-matter turnover in long-term field experiments as revealed by C-13 natural abundance. Soil Science Society of America Journal 52: 118124.
  • Berntson GM, Bazzaz FA. 1997. Nitrogen cycling in microcosms of yellow birch exposed to elevated CO2: simultaneous positive and negative below-ground feedbacks. Global Change Biology 3: 247258.
  • Cardon Z, Hungate B, Cambardella C, Chapin F, III,Field C, Holland E, Mooney H. 2001. Contrasting effects of elevated CO2 on old and new soil carbon pools. Soil Biology and Biochemistry 33: 365373.
  • Charley JL. 1977. Mineral cycling in rangeland ecosystems. In: SosebeeRE, ed. Rangeland plant physiology. Denver, CO, USA: Society for Range Management, 215256.
  • Cotrufo MF, Ineson P, Scott A. 1998. Elevated CO2 reduces the nitrogen concentration of plant tissues. Global Change Biology 4: 4354.
  • Curtis PS, Balduman LM, Drake BG, Whigham DF. 1990. Elevated atmospheric CO2 effects on belowground processes in C3 and C4 estuarine marsh communites. Ecology 71: 20012006.
  • Fitter AH, Graves JD, Wolfenden J, Self GK, Brown TK, Bogie D, Mansfield TA. 1997. Root production and turnover and carbon budgets of two contrasting grasslands under ambient and elevated atmospheric carbon dioxide concentrations. New Phytologist 137: 247255.
  • Henn MR, Chapela IH. 2000. Differential C isotope discrimination by fungi during decomposition of C3- and C4-derived sucrose. Applied and Environmental Microbiology 66: 41804186.
  • Higgins P, Jackson R, Des Rosiers J, Field C. 2002. Root production and demography in a California annual grassland under elevated atmospheric carbon dioxide. Global Change Biology 8: 841850.
  • Jastrow J, Miller R, Owensby C. 2000. Long-term effects of elevated atmospheric CO2 on below-ground biomass and transformations to soil organic matter in grassland. Plant and Soil 224: 8597.
  • Kandeler E, Tscherko D, Bardgett RD, Hobbs PJ, Lampichler C, Jones TH. 1998. The response of soil microorganisms and roots to elevated CO2 and temperature in a terrestrial model ecosystem. Plant and Soil 2002: 251262.
  • King JS, Thomas RS, Strain BR. 1997. Morphology and tissue quality of seedling root systems of Pinus teada and Pinus ponderosa as affected by varying CO2, temperature and nitrogen. Plant and Soil 195: 107119.
  • Kuzyakov Y. 2002. Separating microbial respiration of exudates from root respiration in non-sterile soils: a comparison of four methods. Soil Biology and Biochemistry 34: 16211631.
  • Leavitt SW, Paul EA, Kimball BA, Hendrey GR, Mauney JR, Rauschkolb R, Rogers HJ, Lewin KF, Pinter PJ, Johnson HB. 1994. Carbon isotope dynamics of CO2-enriched FACE cotton and soils. Agricultural and Forest Meteorology 70: 87101.
  • Leavitt S, Pendall E, Paul E, Brooks T, Kimball B, Pinter P, Johnson H, Wall G. 2001. Stable-carbon isotopes and soil organic carbon in the 1996 and 1997 FACE wheat experiments. New Phytologist 150: 305314.
  • Loiseau P, Soussana JF. 1999. Elevated [CO2], temperature increase and N supply effects on the turnover of below-ground carbon in a temperate grassland ecosystem. Plant and Soil 210: 233247.
  • Luo Y. 2003a. Uncertainties in interpretation of isotope signals for estimation of fine root longevity: theoretical considerations. Global Change Biology 9: 11181129.
  • Mary B, Mariotti A, Morel JL. 1992. Use of 13C variations at natural abundance for studying the biodegradation of root mucilage, roots and glocose in soil. Soil Biology and Biochemistry 24: 10651072.
  • Matamala R, Gonzalez-Meler M, Jastrow J, Norby R, Schlesinger W. 2003. Impacts of fine root turnover on forest NPP and soil C sequestration potential. Science 302: 13851387.
  • Milchunas D, Lauenroth W. 2001. Belowground primary production by carbon isotope decay and long-term root biomass dynamics. Ecosystems 4: 139150.
  • Milchunas D, Sala O, Lauenroth W. 1988. A generalized model of the effects of grazing by large herbivores on grassland community structure. American Naturalist 132: 87106.
  • Morgan J, Hunt H, Monz C, LeCain DR. 1994. Consequences of growth at two carbon dioxide concetrations and two temperatures for leaf gas exchange in Pascopyrum smithii (C3) and Bouteloua gracilis (C4). Plant, Cell & Environment 17: 10231033.
  • Morgan J, LeCain D, Mosier A, Milchunas D. 2001. Elevated CO2 enhances water relations and productivity and affects gas exchange in C3 and C4 grasses of the Colorado shortgrass steppe. Global Change Biology 7: 451466.
  • Morgan J, Mosier A, Milchunas D, LeCain D, Nelson J, Parton B. 2004. CO2 enhances productivity, alters species composition and reduces digestibility of shortgrass steppe vegetation. Ecological Applications 14: 208219.
  • Nelson JA, Morgan JA, LeCain DR, Mosier AR, Milchunas DG, Parton BA. 2004. Elevated CO2 increases soil moisture and enhances plant water relations in a long-term field study in semi-arid shortgrass steppe of Colorado. Plant and Soil (In press.)
  • Niklaus P, Glockler E, Siegwolf R, Korner C. 2001. Carbon allocation in calcareous grassland under elevated CO2: a combined 13C pulse-labelling/soil physical fractionation study. Functional Ecology 15: 4350.
  • Paterson E, Hall J, Rattray E, Griffiths B, Ritz K, Killham K. 1997. Effects of elevated CO2 on rhizosphere carbon flow and soil microbial processes. Global Change Biology 3: 363377.
  • Paterson E, Hodge A, Thornton B, Millard P, Killham K. 1999. Carbon partitioning and rhizosphere C-flow in Lolium perenne as affected by CO2 concentration, irradiance, and below-ground conditions. Global Change Biology 5: 669678.
  • Pendall E, Bridgham S, Hanson P, Hungate B, Kicklighter D, Johnson D, Law B, Luo Y, Megonigal J, Olsrud M, Ryan M, Thornton P, Wan S. 2004a. Belowground process responses to elevated CO2 and temperature: a discussion of observations, measurement methods, and models. New Phytologist 162: doi: 10.1111/j.1469-8137.2004.01053.x
  • Pendall E, Del Grosso S, King JY, LeCain DR, Milchunas DG, Morgan JA, Mosier AR, Ojima D, Parton WA, Tans PP, White JWC. 2003. Elevated atmospheric CO2 effects and soil water feedbacks on soil respiration components in a Colorado grassland. Global Biogeochemical Cycles 17: doi: 10.1029/2001GB001821
  • Pendall E, King JY, Mosier AR, Morgan JA, Milchunas DS. 2004b. Stable isotope constraints on net ecosystem production in elevated CO2 experiments. In: Flanagan, LB, Ehleringer, JR, Pataki, DE, eds. Stable Isotopes and Biosphere–Atmosphere Interactions, in press.
  • Phillips DL, Gregg JW. 2001. Uncertainty in source partitioning using stable isotopes. Oecologia 128: 304.
  • Pregitzer KS, Zak DR, Maziasz J, DeForest J, Curtis PS, Lussenhop J. 2000. Fine-root growth, mortality, and morphology in a factorial elevated atmospheric CO2 soil N availability experiment. Ecological Applications 10: 1833.
  • Rogers HH, Runion GB, Prior SA, Torbert HA. 1999. Responses of plants to elevated atmospheric CO2: root growth, mineral nutrition and soil carbon. In: LuoY, MooneyHA, eds. Carbon Dioxide and Environmental Stress. San Diego, CA, USA: Academic Press, 215244.
  • Van Kessel C, Nitschelm J, Horwath WR, Harris D, Walley F, Luscher A, Hartwig U. 2000. Carbon-13 input and turn-over in a pasture soil exposed to long-term elevated atmospheric CO2. Global Change Biology 6: 123135.
  • Wedin D, Tieszen L, Dewey B, Pastor J. 1995. Carbon isotope dynamics during grass decomposition and soil organic matter formation. Ecology 76: 13831392.