Convergence across biomes to a common rain-use efficiency

Travis E. Huxman, Melinda D. Smith, Philip A. Fay, Alan K. Knapp, M. Rebecca Shaw, Michael E. Lolk, Stanley D. Smith, David T. Tissue, John C. Zak, Jake F. Weltzin, William T. Pockman, Osvaldo E. Sala, Brent M. Haddad, John Harte, George W. Koch, Susan Schwinning, Eric E. Small, David G. Williams