1. Testicle size in bulls;Blockey,1980
2. The output of spermatozoa of naturally mated rams;Cameron,1984
3. Induction of ovulation and cyclic activity in anestrous ewes with testosterone treated wethers and ewes;Croker;Theriogenology,1982
4. Reproduction in the ram. Part 2. Abnormal reproductive function;Galloway;Aust. Meat Res. Counc., Review No. 10,1973
5. Testicle size in rams and flock fertility;Gherardi,1980