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Abstract

These proceedings are a compilation of articles from various experts on animal reproduction. Topics discussed are: abnormalities and toxicity in the head of the epididymis (effects on testis and epididymal sperm); sperm chromatin (breaking paradigms); sexual precocity of the field bulls in tropical ...

Publisher
Colégio Brasileiro de Reprodução Animal, Belo Horizonte, Brazil
Citation
Revista Brasileira de Reprodução Animal, 2013, 37, 2, pp 84-236
Abstract

ARNOLD, F. Utilization of proved sires and sons of proved sires: 578-579. At present only about 1 sire out of 8 is alive when proved and worthy of further use. There is little chance of increasing the use of proved sires except through their sons, or through programmes designed to prove bulls at an ...

Citation
Journal of Dairy Science, 1940, 23, pp 473-586