Where does it come from, where does it go? The role of the xylem for plant CO2 efflux

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Gessler, A. (2012). Where does it come from, where does it go? The role of the xylem for plant CO2 efflux. Journal of Experimental Botany, 68(11), 2633-2636. https://doi.org/10.1093/jxb/erx161