Biblio

W. A. Y. N. E. H. POLLEY, Emmerich, W., BRADFORD, J. A. M. E. S. A., SIMS, P. H. I. L. L. I. P. L., Johnson, D. A., Saliendra, N. Z., Svejcar, T., Angell, R. F., FRANK, A. L. B. E. R. T. B., PHILLIPS, R. E. B. E. C. C. A. L., Snyder, K. A., and MORGAN, J. A. C. K. A., “Physiological and environmental regulation of interannual variability in CO ₂ exchange on rangelands in the western United States”, Global Change Biology, vol. 1610882294126793813523112982911113711414121113109135611409404106148, no. 3, pp. 990 - 1002, 2010.

R. F. Angell, Bates, J. D., Miller, R. F., and Svejcar, T., “Effects of Altered Precipitation Timing on Sagebrush-Steppe Communities”, Oregon Agricultural Experiment Station, 2006.

R. F. Angell, Miller, R. F., and Haferkamp, M. Roy, “Variability of Crude Protein in Crested Wheatgrass at Defined Stages of Phenology”, Journal of Range Management, vol. 43, no. 3, p. 186, 1990.