References
- Andrews , E. D. 1951 . Unpublished data
- Cutler , E. J. B. 1950 . Proc.12th.Conf.N.Z.Grasslands Assoc. , : 23 – 23 .
- Dayus , C. V. and Weighton , C. 1931 . Vet.Rec. , 43 : 255 – 257 .
- Filmer , J. F. and Underwood , E. J. 1935 . Aust.vet.J. , 11 : 89 – 89 .
- Grange , L. I. and Dixon , J. K. 1936 . N.Z.J.Sci.Tech. , 17 : 600 – 619 . cited by
- Marsh , H. 1929 . J.Amer.vet.med.Assoc. , 74 : 724 – 724 .
- Taylor , E. L. 1948 . N.V.M.A. Publication Vol. 17 , 56 – 56 .