REFERENCES
- Frank , F.W. , Waldhalm , D.G , Meinershagen , W.A. and Scriver , M.S . 1965 . Newer knowledge of ovine vibriosis . J. Amer. Vet. Med. Ass , 147 : 1313 – 16 .
- Gilmour , N.J.L and Thompson , D.A . 1972 . Vaccination against vibrionic abortion in sheep with cell disrupted adjuvant vaccine . Res. Vet. Sci , 13 : 601 – 2 .
- Quinlivan , T.D . 1971 . Reproductive parameters of the Romney breed . Proc. 1st Seminar N.Z.V.A. Sheep Soc , : 64 – 96 .