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Gondal and extragonadal sperm reserves were determined in testicular and epididymal tissues obtained from ten Small East African Zebu (SEAZ), ten unimproved Borana and nine improved Boran bulls. Bulls were mature and were between 6 and 8 years of age. Body weight and scrotal circumference differe...


Tegegne, AzageMukasa-Mugerwa, E.Entwistle, K.W.[Genotype differences in gonadal and extragonadal sperm reserves in mature Zebu bulls in Ethiopia]Genotype differences in gonadal and extragonadal sperm reserves in mature Zebu bulls in Ethiopia

A total of 64 bull calves, composed of 27 Boran and 37 Boran X Friesian, were weaned at 6 months of age and divided into supplement or control groups within breed. All bulls were kept in one paddock and grazed on natural pasture. Supplement groups received 1.5 kg per head day of a diet containing...


Tegegne, AzageEntwistle, K.W.Mukasa-Mugerwa, E.[Gonadal and extragonadal sperm reserves and testicular histometric characteristics in Zebu and crossbred bulls: Effect of dry season nutritional supplementation]Gonadal and extragonadal sperm reserves and testicular histometric characteristics in Zebu and crossbred bulls: Effect of dry season nutritional supplementation

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