1. A health program for commercial dairy herds. I. Objectives and methods;Blood;Aust. Vet. J.,1978
2. Epidemiology and prevention of trichostronglid infections in cattle;Borgsteede;Netherlands J. Vet. Sci.,1977
3. Straw in the nutrition of dairy cattle and youngstock;Boxem,1981
4. A goal-oriented approach to herd health and production control;Braun,1982
5. What height and weight should your heifers be?;Clapp,1982