D. E. Johnson, Johnson, M. D., Harris, N. R., Louhaichi, M., and Ganskopp, D. C.,
“KRESS Modeler Version 1.12 User’s Manual”,
The KRESS Project. Department of Rangeland Resources, Oregon State University, Corvallis, OR, 2004.
D. C. Ganskopp, Svejcar, T., and Vavra, M.,
“Livestock forage conditioning: bluebunch wheatgrass, Idaho fescue, and bottlebrush squirreltail ”,
J. Range Manage, vol. 57, no. 4, pp. 384-392, 2004.