Data of all the ram lambs born to the Elsenburg Dormer (n = 144)and SA Mutton Merino (n = 166) flocks during the 1977 and 1978 lambing seasons as well as that of their female relatives were used to study…
Twenty one pairs of twins, all progeny of one sire, of which one was a male and the other a female, were weighed monthly from 3 to 14 months of age. Scrotal circumference (SC) and testes v61ume (TV) in rams…
Testis size, stimulated testosterone concentrations and mating performance (serving capacity, libido score and serve : mount ratio) of 14 Dorper rams were measured in the breeding season (March) in order to determine the influence of testis size and testosterone concentration…
