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A study was carried out to investigate the reproductive management and reproductive performance of dairy herds in the intensively managed urban and peri-urban dairy production systems of the Addis Ababa milk shed between September 1997 and January 1998. Fifteen dairy farms from intra-urban, 20 ...


Mekasha, YosephTegegne, AzageYami, A.Umunna, N.N.[Reproductive management and reproductive performance of dairy herds in urban and peri-urban dairy production systems in Addis Ababa milk shed]Reproductive management and reproductive performance of dairy herds in urban and peri-urban dairy production systems in Addis Ababa milk shed

The milk and meat productivity of Ethiopia's 27 million cattle is still low for the human population of 53 million, which grows at 2.9 percent yr and is expected to surpass 65 million at the end of this century. The present cattle population includes 40 percent (10.8 million) cows of breeding age...


Mukasa-Mugerwa, E.Tegegne, Azage[Reproductive performance in Ethiopian Zebu (Bos indicus) cattle: Constraints and impact on production]Reproductive performance in Ethiopian Zebu (Bos indicus) cattle: Constraints and impact on production

Recently, the applications of early warning programs in Africa have received support from international organizations. The Famine Early Warning System and the Crisis Mitigation Project of the United States Agency for International Development (USAID) is specifically targeted to address the plight...


Sileshi, Z.Kumsa, T.Tegegne, AzageOsuji, P.O.["The distributions of heartwater and Amblyomma ticks in Zimbabwe"]"The distributions of heartwater and Amblyomma ticks in Zimbabwe"

Measurements on testis and linear body size, scrotal circumference (SC), testis diameter (TD) hearth girth (HG), height at wither (HTW) and body length (BDL) at the age of 1, 3, 6, 9, 12, 15, 18 and 21 months was taken. Thirteen Borana Friesian (BoXF) crossbred bull calves born at Holetta Agricul...


Gojam, Y.Tegegne, AzageGebre-Wold, A.Alemayehu, M.Yilma, Z.[Testicular growth and its relationship with linear body measurements in Borana-Friesian crossbred bull calves at different ages]Testicular growth and its relationship with linear body measurements in Borana-Friesian crossbred bull calves at different ages

A diagnostic survey of the general livestock production system was conducted in three associations of the Awassa Woreda from June 1997 up to May. 1998. Purposive and random sampling techniques were used in the selection of the 3 peasant associations and 30 farmers per peasant associations, in res...


Alemayehu, Y.Tegegne, AzageKurtu, M.Y.[The livestock production systems in three peasant associations of the Awassa Woreda]The livestock production systems in three peasant associations of the Awassa Woreda

The paper gives an example of the use of survival analysis to examine time to conception for a breed by nutrition factorial experiment and the relationship between time to conception and body weight. The example is made complicated by confounding between the treatments and the weight of animals a...


Sherington, J.Tegegne, Azage[Use of survival analysis methods with cattle reproductive performance data]Use of survival analysis methods with cattle reproductive performance data

Based on the promising results obtained from on-station, the dairy-draught study was further taken to on-farm for testing it under the Ethiopian smallholder farmers' management conditions. The study was undertaken in Holetta and Addis Alem areas between 1993 and 1997. Mean daily milk yield was si...


Alemayehu, M.Gebre-Wold, A.Tegegne, Azage[Use of crossbred cows for dairy-draught under smallholders farm conditions of Holetta area]Use of crossbred cows for dairy-draught under smallholders farm conditions of Holetta area

Research articles published during 1987-1997 in the proceedings of two animal production fora, National Livestock Improvement Conference (NLIC) and it sequel the Ethiopian Society of Animal and Authorship Production (Ethiopian Society of Animal Production), were examined to identify research tren...


Tegegne, Azage[Who is publishing on what subject in Ethiopian Society of Animal Production? Trends in the direction of research on animal production in Ethiopia]Who is publishing on what subject in Ethiopian Society of Animal Production? Trends in the direction of research on animal production in Ethiopia

An on-farm monitoring study was carried out in the urban and peri-urban dairy production systems in the Addis Ababa milk shed to assess variations in on farm nutrient intake of dairy cows (Holstein Friesian X Zebu) and feed balance. Ninety seven cows, with parities above two and at the beginning ...


Mekasha, YosephTegegne, AzageYami, A.Umunna, N.N.[Variations in nutrient intake of dairy cows and feed balance in urban and peri-urban dairy production systems in Ethiopia]Variations in nutrient intake of dairy cows and feed balance in urban and peri-urban dairy production systems in Ethiopia

This paper Reports on both the individual and combined effects of age at first caving (AFC) and live weight at first calving (LWFC) for crossbred heifers (Friesian x Zebu) on first lactation Milk yield. Optimal health and nutrition management was followed. Fifty one heifers were allocated to youn...


Kebede, B.McCrabb, G.J.Tegegne, AzageYimegnuhal, A.Urge, M.[Effect of age and live weight at first calving on milk yield of crossbred (Friesian x Zebu) heifers on first lactation]Effect of age and live weight at first calving on milk yield of crossbred (Friesian x Zebu) heifers on first lactation

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