%0 Journal Article %T Elevated carbon dioxide alters impacts of precipitation pulses on ecosystem photosynthesis and respiration in a semi-arid grassland %A Bachman, Sarah %A Heisler-White, Jana %A Pendall, Elise %A Williams, David %A Morgan, Jack %A Newcomb, Joanne %J Oecologia %V 162 %N 3 %P 791-802 %@ 0029-8549 %D 2009-11-27 %I Springer-Verlag %~ DeepDyve