K. J. Walburger, Wells, M., Vavra, M., Delcurto, T., Johnson, B., and P., C.,
“Influence of Cow Age on Grazing Distribution in a Mixed Conifer Forest”,
Rangeland Ecology and Management, vol. 62, pp. 290-296, 2009.
K. J. Walburger, Wells, M., Vavra, M., Delcurto, T., Johnson, B., and Coe, P.,
“Influence of Cow Age on Grazing Distribution in a Mixed-Conifer Forest”,
Rangeland Ecology & Management, vol. 62, no. 3, pp. 290 - 296, 2009.
K. J. Walburger, Delcurto, T., and Vavra, M.,
“Influence of Forest Management and Previous Herbivory on Cattle Diets”,
Rangeland Ecology & Management, vol. 60, no. 2, pp. 172 - 178, 2007.