Resultados de búsqueda - "Cowes"

Technology transfer. Multi-purpose cows for milk, meat and traction in smallholder farming systems. Proceedings of a consultation por Zerbini, E., Shapiro, Barry I., Chirgwin, J.C.

Materias: “…cows…”
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Interaction between physiological status in N'Dama cows and trypanosome infections and its effect on health and productivity of cattle por Agyemang, K., Dwinger, R.H., Little, D.A., Leperre, P., Grieve, A.S.

Materias: “…cows…”
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Studies on the effects of milking on calf growth and viability and on cow reproductive performance in traditionally managed N'Dama herds por Agyemang, K., Dwinger, R.H., Grieve, A.S., Little, D.A.

Materias: “…cows…”
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Short luteal phases and ovulations without oestrus in primiparous Borana (Bos indicus) cows in the central highlands of Ethiopia por Tegegne, Azage, Geleto, A., Kassa, T.

Materias: “…cows…”
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Long-term response to feeding level in lactational performance of Boran (Bos indicus) and Boran X Holstein cows por Jenet, A., Yimegnuhal, A., Fernández Rivera, S., Tegegne, Azage, Osuji, P.O., McCrabb, G.J., Kreuzer, M.

Materias: “…cows…”
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Intake of lactating and dry dual-purpose cows grazing two species of Brachiaria pastures in Santa Cruz, Bolivia por Joaquín, N.Y., Herrero, Mario

Materias: “…cows…”
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Adoption of crossbred cow technologies and increased food security among smallholder dairy farmers in the East African highlands por Ahmed, M., Ehui, Simeon K., Mohamed-Saleem, M.A.

Materias: “…cows…”
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Water intake and nutrient balances of Holstein X Boran cows fed a low-quality tropical diet por Jenet, A., Yimegnuhal, A., Tegegne, Azage, Fernández Rivera, S., Kreuzer, M.

“…Study was conducted to determine turnover of water, nitrogen and energy in lactating Holstein x Boran cows. Nine cows (Bos indicus × B. taurus) between their 42nd and 420th the days of lactation were selected for this study. …”
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Simulation of costs and benefits of supplementing milking cows with legumes during the dry season in two hillside regions of Nicaragua por Holmann, Federico J., Tiemann, Tassilo T.

Materias: “…dairy cows…”
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Relationship of plane of nutrition, milk yield and plasma hormones and metabolites in dairy cows kept under tropical conditions por Jenet, A., Fernández Rivera, S., Tegegne, Azage, Senn, M., Werling, D., Wettstein, H.R., Kreuzer, M.

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Body weight dynamics of Zebu and crossbred cows in relation to postpartum reproduction under sub humid climate of Bako por Gebreyohannes, G., Tegegne, Azage, Diedhiou, M.L., Hegde, B.P.

Materias: “…cows…”
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Effect of work on dry matter intake, milk production and reproduction of multipurpose cows fed low quality roughage por Zerbini, E., Gemeda, T.

Materias: “…cows…”
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Intake of lactating and dry dual-purpose cows grazing two species of brachiaria pastures in Santa Cruz, Bolivia por Joaquín, N.Y., Herrero, Mario

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Variations in nutrient intake of dairy cows and feed balance in urban and peri-urban dairy production systems in Ethiopia por Mekasha, Yoseph, Tegegne, Azage, Yami, A., Umunna, N.N.

Materias: “…cows…”
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Genetic and environmental effects on age at first calving and calving interval of naturally bred Boran(zebu) cows in Ethiopia por Haile-Mariam, M., Kassa-Mersha, H.

“…The h² values for AFC were 0.062 and 0.075 when estimated on the original and selected data, from which cows that did not calve after 5 years of age were deleted respectively. …”
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The production of indigenous Zebu cows under traditional smallholder management conditions in the Debre Berhan area of the Ethiopian highlands por Gautsch, K.D.

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The effect of partial suckling on the milk production of crossbred Friesian x Ethiopian zebu cows and on the growth rate of their calves por Doyle, A.P.

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Study on comparison of days open in relation to body weight dynamics and modelling lactation curves in zebu and crossbred cows por Gebreyohannes, G.

Materias: “…cows…”
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Reproductive performance of indigenous zebu and Friesian x Zebu crossbred cows under smallholder management conditions in Ethiopia por Kassa, T., Tegegne, Azage

Materias: “…cows…”
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Major reproductive problems of zebu and Friesian x Zebu crossbred cows under small-scale dairy farms por Kassa, T., Tegegne, Azage

Materias: “…cows…”
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