McSweeney et al., 1988. Aust. Vet J., 65 (1): 28-30 Document reference McSweeney, C. S. ; Ladds, P. W., 1988. Focal ulceration of the mouth in ruminants fed spear grass. Aust. Vet J., 65 (1): 28-30Web https://doi.org/10.1111/j.1751-0813.1988.tb14928.xCitation key McSweeney et al., 1988Datasheets Spear grass (Heteropogon contortus)