References
- Blackmore , D.K. , Marshall , R.B. and Mackintosh , C.G. 1981 . Alternative strategies for the control of leptospirosis in dairy herds . N.Z. vet. J. , 29 : 19 – 20 .
- Cole , J.R. , Sulzer , C.R. and Pursell , A.R. 1973 . Improved microtechnique for the leptospiral microscopic agglutination test . Appl. Microbiol. , 25 : 276 – 280 .
- Hellstrom , J.S. 1978 . “ Studies on some aspects of the epidemiology of bovine leptospirosis ” . In Ph.D thesis , New Zealand : Massey University .
- Hellstrom , J.S. 1980 . “ Leptospirosis in cattle; disease cycles and their management ” . In AgLink FPP 399 , Wellington : Media Services .