Impact of Phosphorus Deficiency On Potato Gas Exchange At Ambient and Elevated CO2.

David Fleisher1, Qingguo Wang2, Dennis Timlin1, Vangimalla Reddy1 and Jonathan Resop1, (1)USDA-ARS Crop Systems and Global Change Laboratory, Beltsville, MD, (2)Wye Research and Education Center, University of Maryland, Queenstown, MD