| | P3.1 | Free-air carbon dioxide enrichment (FACE): effects on sorghum evapotranspiration under well-watered and water stressed irrigation treatment Matthew M. Conley, USDA/ARS, Phoenix, AZ; and B. A. Kimball, D. J. Hunsaker, M. J. Ottman, G. W. Wall, P. J. Pinter, N. R. Adam, R. L. LaMorte, A. D. Matthias, T. L. Thompson, S. W. Leavitt, T. J. Brooks, A. B. Cousins, and J. M. Triggs |