Citation

Barwick SA , Kilgour RJ , Fowler DG , Wilkins JF Harvey WR (1989) Ram mating performance in Border Leicesters and related breed types. 3. Relationships of ram serving capacity, testis diameter, liveweight, breed and age with flock fertility. Australian Journal of Experimental Agriculture 29, 17-22.

https://doi.org/10.1071/EA9890017