Resultados de búsqueda - Cattle. Periodicals.

Effects of environmental conditions on feeding behavior in beef cattle in an intensive system in the Sinú Valley por Suárez P., Emiro, Reza G., Sony, Díaz A., Eliecer, García C., Fredy, Pastrana V., Iván, Cuadrado C., Hugo, Espinosa C., Manuel

“…Eight evaluations were conducted for 8 days in the experimental period for atmospheric variables and ingestion. Notes were taken in 12 hour time frames (6:00 AM a 6:00 PM). …”
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Characterization of cattle milk and meat production, processing and marketing system in Metema District, Ethiopia por Mengsitie, T.D.

“…A study on characterization of cattle milk and meat production, processing and marketing system was conducted in Metema district based on data collected between September and October, 2006. …”
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Quantitative phenotyping of N'Dama cattle for aspects of trypanotolerance under field tsetse challenge por Trail, J.C.M., Wissocq, N.M., D'Ieteren, G.D.M., Kakiese, O., Murray, M.

“…Matching animal health and performance data were recorded over the 2 year period from weaning at 10 months of age on 225 N'Dama cattle in a high natural tsetse challenge situation in Zaire. …”
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Field validation of clinical and laboratory diagnosis of wildebeest associated malignant catarrhal fever in cattle por Orono, S.A., Gitao, G.C., Mpatswenumugabo, J.P., Chepkwony, M., Mutisya, Christine N., Okoth, Edward A., Bronsvoort, B.M. de C., Russell, G.C., Nene, Vishvanath M., Cook, Elizabeth A.J.

“…Wildebeest associated malignant catarrhal fever (WA-MCF) is a fatal disease of cattle. Outbreaks are seasonal and associated with close interaction between cattle and calving wildebeest. …”
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Pine needle abortions in cattle due to consumption of pinus ponderosa in Argentina: case reports por Martinez, Agustin, Apostolo, Romina Maria, Herrera, Rodolfo, Gardner, Dale, Borrelli, Laura Beatriz, Zabaleta, Gabriela, Robles, Carlos Alejandro, Ferrería, Joaquin

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Lactation performance of purebred Arsi and Friesian X Arsi crosses under prepartum and postpartum supplementary feeding regimes in Ethiopia por Tawah, C.L., Mohammed-Kurtu, Y., Rege, J.E.O., Alemayehu, N., Shibre, M.

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A calving solution where the cow can choose to leave the calf por Skjerve, Torgunn Aslaug

“…The study was conducted at a private dairy farm with 86 cows of Norwegian Red Cattle kept in cubicle housing with two milking robots. …”

Contribution a l'etude de la conformation du betail local Rwanda de type Ankole por Compere, R.

“…Sixteen measurements were effected on a routine basis on 400 heads of bulls and cows during their growing period. Data on the rhythm of development of examined cattle, correlations between live weight and principal dimensions of body measurements included. …”
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Comportement saisonnier du betail zebu en Adamaoua Camerounais. II. La croissance avant sevrage pour les veaux de race locale et les metis demi-sang Brahma por Lhoste, Philippe

“…Studies the seasonal response of zebu cattle in Adamawa. Growth of calves before weaning were evaluated on two genetically distinct herds: 248 males and 229 females Metis Brahma, 110 males and 105 females Fulani breed. …”
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Applying co-integrated panel models to estimate long-term relationships between cattle production and greenhouse gas emissions for Latin America por Sandoval, Danny, Junca Paredes, Jhon Jairo, Enciso, Karen, Díaz, Manuel, Bravo, Aura, Burkart, Stefan

“…The cattle sector of these countries can be used as a regional benchmark and its lessons learned as inputs for sustainable intensification processes in countries with a developing cattle sector.…”
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A digital twin of tropical dairy cattle reveals the impact of temperature stress on feeding behaviour por Kemp, Stephen J., Salavatia, M., Dhulipala, Ram, Paliwal, Ambica, Singh, Kanika, Shin, R., Heo, T., Kim, N., Kipchirchir, Nelson, Gluecks, Ilona V., Wambugu, Sospeter

“…Over a 40-day period, we observed some 500 minutes of grazing time lost due to heat stress by the most heat-susceptible cattle in comparison to the least affected animals. …”
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Modelling possible effects of strategic nutritional interventions on national N'Dama cattle production in The Gambia por Itty, P.

“…Presents the results of an observation and analysis trial carried out to determine the responses of N'Dama cattle to strategic nutritional interventions over a ten-year period using a simulation model of the national cattle herd production.…”
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Leucaena hedgerow intercropping and cattle manure application in the Ethiopian highlands. I. Decomposition and nutrient release por Lupwayi, N.Z., Haque, I.

“…The hedges are pruned periodically during the cropping period and the prunings are added to the soil as green manure. …”
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Trypanosoma congolense: High erythropoietic potential in infected yearling cattle during the acute phase of the anemia por Andrianarivo, A.G., Muiya, P., Logan-Henfrey, L.L.

“…N'Dama (Bos taurus) cattle are known to tolerate trypanosome infections, developing less severe anemia and lower parasitemia, compared to Boran (Bos indicus) cattle. …”
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Beef Cattle Grazing Native Grasslands May Follow Three Different Supplement Response Patterns por Cazzuli, Fiorella, Durante, Martin, Hirigoyen, Andrés, Sánchez, Javier, Rovira, Pablo, Beretta, Virginia, Simeone, Alvaro, Jaurena, Martín, Savian, Jean Víctor, Poppi, Dennis, Montossi, Fabio, Lagomarsino, Ximena, Luzardo, Santiago, Brito, Gustavo, Velazco, José Ignacio, Lattanzi, Fernando Alfredo, Bremm, Carolina

“…Previous studies on winter supplementation of growing cattle grazing stockpiled native Campos grasslands suggest that forage allowance (FA), herbage mass, and weather conditions before and during the supplementation period could all affect supplement feed efficiency (SFE)—that is, the difference or change in average daily gain (ADG) between supplemented (S) and control (C) animals (ADGchng, kg) per unit (kg) of supplement dry matter (DM) intake. …”
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The effects of drug-sensitive and drug-resistant Trypanosoma congolense infections on the pharmacokinetics of homidium in Boran cattle por Murilla, G.A., Peregrine, A.S., Ndung'u, J.M., Holmes, P.H., Eisler, M.C.

“…Two groups of five Boran (Bos indicus) cattle were infected with one of two populations of Trypanosoma congolense; one drug-sensitive (IL1180), and one drug-resistant (IL3330). …”
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Effects on animal performance and sward composition of mixed and sequential grazing of permanent pasture by cattle and sheep por Fraser, M.D., Davies, D.A., Vale, J.E., Hirst, W.M., Wright, Iain A.

“…Four treatments were compared: 1) sheep only from May to October (S/S); 2) cattle only from May to July followed by sheep only from August to October (C/S); 3) cattle and sheep from May to July, sheep only for the rest of the growing season (C + S/S); and 4) cattle and sheep from May to October (C + S/C + S). …”
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Genetic analysis of reproductive and productive performance of Friesian cattle in Kenya. II. Genetic and phenotypic trends por Rege, J.E.O.

“…The Kenya Livestock Recording Centre progeny testing data base covering the period 1968 through 1987 was used to estimate genetic and phenotypic trends in Friesian cattle for milk yield of all lactations, first lactation milk yield, age at first calving, and calving interval. …”
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Genetic analysis of reproductive and productive performance of Friesian cattle in Kenya. I. Genetic and phenotypic parameters por Rege, J.E.O.

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Effects of trypanosome and helminth infections on health and production parameters of village N'Dama cattle in The Gambia por Dwinger, R.H., Agyemang, K., Kaufmann, J., Grieve, A.S., Bah, M.L.

“…The effects of trypanosome and helminth infections on health and production parameters in 2000 village N'Dama cattle were assessed periodically. Blood examination showed Trypanosoma congolense and Trypanosoma vivax to be prevalent, while strongylid-type eggs were those most frequently encountered in faecal samples. …”
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