Fecal shedding of Escherichia coli of cattle grazing pastures with and without purple prairie clover (Petalostemon purpureum).

Jin, L., Zhang, Y.G., Iwaasa, A.D., Schellenberg, M.P., Xu, Z.J., McAllister, T.A., and Wang, Y. (2011). "Fecal shedding of Escherichia coli of cattle grazing pastures with and without purple prairie clover (Petalostemon purpureum).", Canadian Journal of Animal Science, 91(3), pp. 503. (Abstract)