Resultados de búsqueda - Cattle. Periodicals.

Inference of admixture origins in indigenous African cattle por Kwondo Kim, Donghee Kim, Hanotte, Olivier H., Lee, Charles, Heebal Kim, Choongwon Jeong

“…Present-day African cattle retain a unique genetic profile composed of a mixture of the Bos taurus and Bos indicus populations introduced into the continent at different time periods. …”
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Transformation of smallholder beef cattle production in Vietnam por Stür, Werner W., Khanh, T.T., Duncan, Alan J.

“…Within 10 years, the way that cattle were produced and marketed changed considerably. …”
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Factors affecting birth weights of the Boran cattle in Tanzania por Mpiri, D.B., Mpiri, M.T, Robison, O.W.

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Determining cattle pasture utilization using GPS-collars por Kjellqvist, Sanna

“…The results indicate that the cattle are more active during the afternoons than in the mornings and have a shorter avtiviyu period during the night. …”

The effects of two light programs on sleep in dairy cattle por Andersson, Lisa

“…The study showed that light seems to have little effect on the sleep in dairy cattle. Other results might have been found if the study had been going on for a longer period of time. …”

Lactation performance of the White Fulani cattle in southern Nigeria por Mrode, Raphael A.

“…Data on the lactation performance of White Fulani cattle in southern Nigeria were analysed. The first lactation yield over a mean lactation period of 230.68±2.25 days averaged 810.89±32.11 kg, while overall lactation averaged 1018.28±18.10 kg over a mean lactation period of 249.67±3.28 days. …”
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Chest girth measurements in selection for body weight in cattle por Buvanendran, V., Olorunju, S.A.S.

“…A study was conducted in Nigeria on 30 Bunaji and 30 Sokoto Gudali cattle to select for growth rate on the basis of chest girth measurements during the commencement of the fattening period 4 weeks and 6 weeks after fattening. …”
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Deforestation and cattle expansion in the Paraguayan Chaco 1987–2012 por Baumann, Matthias, Israel, Christoph, Piquer Rodriguez, María, Gavier Pizarro, Gregorio Ignacio, Volante, Jose Norberto, Kuemmerle, Tobias

“…Interestingly, while grasslands expanded in the Paraguayan Chaco between 1987 and 2000, cattle numbers decreased during the same time period, though strongly increased since. …”
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The protein and energy requirements of the east african boran cattle por Karue, C.N.

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High quality compound concentrate feed for dairy cattle por CGIAR Research Program on Climate Change, Agriculture and Food Security

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Characterization of the global Brown Swiss cattle population structure por Gebremariam, Worede

Reproductive rates and milk yield of Kenana cattle in Sudan por Alim, K.A.

“…The repeatability estimates of single records milk yield, calving intervals, lactation periods and dry periods were 0.432±0.046, 0.058±0.059, 0.192±0.058 and 0.069±0.065, respectively. …”
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Retrospective analysis of cattle poisoning in Argentina (2000-2013) por García, Juan Agustín, Canton, German Jose, Spath, Ernesto Juan, Odriozola, Ernesto Raul, Garcia, Bernardo L., Micheloud, Juan Francisco, Campero, Carlos Manuel

“…During this period, 1263 reports of diseases of different etiologies (infectious, parasitic, toxic, metabolic and miscellaneous) were recorded in cattle, by collecting anamnestic, clinical and pathological information. …”
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Boran cattle maintained by chemoprophylaxis under trypanosomiasis risk por Trail, J.C.M., Murray, M., Sones, Keith R., Jibbo, J.M.C., Durkin, J.W., Light, D.E.

“…Grading-up of small East African Zebu cattle to Boran over an 8-year period allowed annual comparison of birth weights, pre-weaning growth and weaning weights of two groups of calves, one having a higher level of Boran genes (varying from 12 to 6% higher annually) than the other. …”
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Pharmacokinetics of diminazene in female Boran (Bos indicus) cattle por Aliu, Y.O., Mamman, M., Peregrine, A.S.

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Evidence of differences in trypanosusceptibility in East African Zebu cattle por Rowlands, G.J., Mulatu, W., D'Ieteren, G.D.M., Nagda, S.M.

“…An average of 840 East African Zebu cattle have been monitored in the Ghibe valley, south west Ethiopia since 1986. …”
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Comparative fattening performance of two types of cattle in Ethiopia por Jepsen, O., Creek, M.J.

“…An input/out put feeding trail was conducted to compare the performance of Boran and Arsi cattle, in cattle, in Ethiopia. The cattle were introduced to feed a high molasses ration 48.5% DM, Noug seed cake 21.7% DM, Maize grain 8.6% DM, eragrostis hay 20% DM, and minerals 1.2% DM both zebu types on the feedlot were slaughtered at 73, 101, 129 and 157 days of feeding trail after splitting into uniform groups. …”
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Crossbreeding N'Dama and Jersey cattle in Ivory Coast por Letenneur, L.

“…The highest milk yield recorded among the F1 cows was 2663 kg (Fat corrected milk) with 255 days of average lactation period. The average milk yield of the F1 increased from the first to sixth lactation. …”
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Analysis of the legal framework for the Colombian cattle value chain por Burkart, Stefan, Díaz, Manuel Francisco, Enciso, Karen, Charry, Andrés, Muñoz Quiceno, Jhon Jairo, Ruíz, Rocío, Puerta Rodríguez, Cristhian David, Vivas Quila, Nelson J., Morales, Sandra, Albán López, Noé, Peters, Michael

“…In 2003, Colombia's legal framework for the cattle value chain saw the beginning of a period of major transformations, but it was in 2007 when a radical and complex legislation was presented to introduce the cattle sector into the context of international trade. …”
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Animal welfare assessment of dual-purpose cattle in Mexico por Edstam, Linnea

“…Chiapas is the poorest state of Mexico located southeast, with a hot and humid tropical climate and daily socio-economic challenges in rural conditions. The main cattle production system found is extensive dual-purpose production, producing both milk and meat. …”
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