References
- 1983 . Agricultural Statistics , NZ Statistics Department .
- Chick , B.F. 1979 . “ Economic significance of Fasciola hepntica infestation of beef cattle—a definition study based on field trial and grazier questionnaire ” . In Proc 2nd Int. Symp Vet Epid and Econs 377 – 382 .
- Malone , J.B. , Loyacano , A. , Armstrong , D.A. and Archibald , L.F. 1982 . Bovine Fascioliasis: Economic impact and control in Gulf Coast cattle based on seasonal transmission . Bov. Prac. , 17 : 126 – 133 .
- Pullan , N.B. 1969 . The first report in New Zealand of Lymnaea columella say (Mollusca Gastropoda) an intermediate host of the liver fluke Fasciola hepatica . N.Z. vet. J. , 17 : 255 – 256 .
- Pullan , N.B. , Climo , F.M. and Mansfield , C.B. 1972 . Studies on the distribution and ecology of the family Lymnaeidae (Mollusca: Gastropoda) in New Zealand . Journal of the Royal Soc. of NZ , : 393 – 404 .
- Pullan , N.B. and Whitten , L.K. 1972 . Liver fluke. Fasciola hepatica in New Zealand. Part 1. A spreading parasite in sheep and cattle . N.Z. vet. J. , 20 : 69 – 72 .
- Ross , J.G. 1970 . The economics of Fasciola hepatica infections in cattle . Br. vet. J. , 126 : xiii – xv .
- Sinclair , K.B. 1969 . Some aspects of the pathogenesis and treatment of fascioliasis . Vet. Rec. , 84 : 544 – 547 .