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Kassa, T. ,  Wirtu, G. ,  Tegegne, Azage ,  [Reproductive performance of crossbred dairy cattle under smallholder management conditions] ,  Reproductive performance of crossbred dairy cattle under smallholder management conditions

Afework, Y. ,  Tegegne, Azage ,  Kassa, T. ,  [Evaluation of the reproductive performance of crossbred dairy cows at the Asella livestock research station, Arsi, Ethiopia] ,  Evaluation of the reproductive performance of crossbred dairy cows at the Asella livestock research station, Arsi, Ethiopia

Wirtu, G. ,  Tegegne, Azage ,  Kassa, T. ,  [Determination of accuracy of oestrus detection in zebu and crossbred cattle using plasma progesterone concentrations] ,  Determination of accuracy of oestrus detection in zebu and crossbred cattle using plasma progesterone concentrations

Lema, M. ,  Kassa, T. ,  Tegegne, Azage ,  [Clinically manifested major health problems of crossbred dairy herds in Urban and Periurban production systems in the central highlands of Ethiopia] ,  Clinically manifested major health problems of crossbred dairy herds in Urban and Periurban production systems in the central highlands of Ethiopia

Kassa, T. ,  Wirtu, G. ,  Tegegne, Azage ,  [Survey of mastitis in dairy herds in the Ethiopian central highlands] ,  Survey of mastitis in dairy herds in the Ethiopian central highlands

Tegegne, Azage ,  Dembarga, Y. ,  Kassa, T. ,  Franceschini, R. ,  [Effect of plane of nutrition and season on body and testicular growth and on semen characteristics in Boran and Boran X Friesian bulls in Ethiopia] ,  Effect of plane of nutrition and season on body and testicular growth and on semen characteristics in Boran and Boran X Friesian bulls in Ethiopia

Kassa, T. ,  Tegegne, Azage ,  [Factors affecting reproductive performance of Zebu and crossbred cows under small-scale dairy farms] ,  Factors affecting reproductive performance of Zebu and crossbred cows under small-scale dairy farms

Tegegne, Azage ,  Witru, G. ,  Mukasa-Mugerwa, E. ,  Kassa, T. ,  [Oestrus phenomenon and oestrus detection efficiency using androgenized cows and entire bulls in Boran and Boran x Friesian crossbred cows] ,  Oestrus phenomenon and oestrus detection efficiency using androgenized cows and entire bulls in Boran and Boran x Friesian crossbred cows

Kassa, T. ,  Tegegne, Azage ,  [Major reproductive problems of zebu and Friesian x Zebu crossbred cows under small-scale dairy farms] ,  Major reproductive problems of zebu and Friesian x Zebu crossbred cows under small-scale dairy farms

Tegegne, Azage ,  Dembarga, Y. ,  Kassa, T. ,  [Gonadal and extragonadal sperm reserves in Boran and Boran X Friesian bulls raised on two planes of nutrition in the highlands of Ethiopia] ,  Gonadal and extragonadal sperm reserves in Boran and Boran X Friesian bulls raised on two planes of nutrition in the highlands of Ethiopia