Benvenutti et al., 2009. Livest. Sci., 126 (1/3): 229-238 Document reference Benvenutti, M. A.; Gordon, I. J.; Poppi, D. P.; Crowther, R.; Spinks, W.; Moreno, F. C., 2009. The horizontal barrier effect of stems on the foraging behaviour of cattle grazing five tropical grasses. Livest. Sci., 126 (1/3): 229-238Web http://dx.doi.org/10.1016/j.livsci.2009.07.006Citation key Benvenutti et al., 2009Datasheets Spear grass (Heteropogon contortus)