1. Heat detection programs and techniques;Beerwinkle,1974
2. Testosterone induction of male-like sexual behaviour in cows for use in oestrus detection;Britt;A.I. Digest,1976
3. The efficiency of several methods for detecting oestrus in cattle;Donaldson;Aust. Vet. J.,1968
4. The duration of oestrus and the time of ovulation in cattle of three breed types with and without synchronization;Donaldson,1968
5. A guide to scoring dairy cow condition;Earle;J. Agric. (Victoria, Aust.),1976