Resultados de búsqueda - "Cowes"

Acute nutritional muscular dystrophy and mortality associated with selenium deficiency in artificial rearing of dairy calves in Salta, Argentina por Colque Caro, Luis Adrián, Medina, Diego M., Avellaneda Cáceres, Agustín, Aguirre Castro, Laura Sabrina, Sandoval, Gabriela Virginia, Micheloud, Juan Francisco

“…Selenium levels in the animals’ whole blood revealed that 66% of the calves (68,31±10,52 ppb) and approximately 90% of the cows (post-partum=71,24±10,04 ppb, and pre-partum 97,68±36,35 ppb) presented severely deficient values. …”
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Pesos al destete y aumentos de peso en ganado de carne por Alba, Jorge de, Muñoz, H., Edwards, C.

“…But the weight at 18 months showed no significant differences, as Santa Gertrudis bad 286 kgs when Brabman bad 283 kgs A study of the intermediate periods showed a pronounced loss of wieght in the Santa Gertrudis yemling cows after weaning. This weight loss was larger as the weight of weaning increased with a negative correlation coefficient of 0828. …”
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Ultraljudsundersökning av buken på vuxna nötkreatur por Broberg, Anna

“…The study includes two healthy cows from the ruminant clinic, and seven patients with abdominal related diseases. …”

Näringsbehov hos moderlösa föl por Klasson, Pauline

“…By looking at the nutritional values in mare milk the nutrient requirements of foals could be estimated and compared to three commercial milk replacers and cow’s milk with 1,5 % fat.…”
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The role of gender in dairy value chain: The case of central Zone of Tigray por Gebremichael, Z.

“…At the input side, purchasing of dairy cows dominated by males as 69.4% and 30.6% females participated; cleaning of dairy shade female participates 61.7%and 55% at rural and urban respectively, males 38.3% and 45% rural and urban participates respectively. …”
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Bättre sårläkning hos kalvar som hålls med sin mamma? por Lindqvist, Rebecka

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Hur mjölkfettet påverkas av olika utfodring av mjölkkor por Bergström, Mathilda

Indicadores fisiológicos de adaptación en tres razas de bovinos criollos colombianos por Correa García, Zoilo Andrés, Campos Gaona, Rómulo, Florez Diaz, Hernando

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Lactogénesis por Huertas Molina, Oscar Felipe, Vargas, Karen, Olivera Angel, Martha

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Animal phenotyping: challenges and opportunities por Mrode, Raphael A.

“…Despite this significant contribution, it is predominantly comprised smallholder farmers with few cows providing vital support in terms of food security, household income and employment for millions of farmers. …”
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Farm size and agricultural productivity of nutritious foods: Evidence from Ethiopia por Ameye, Hannah, Bachewe, Fantu Nisrane, Minten, Bart, Tamru, Seneshaw

“…We find a strong association between farm size and partial productivity measured in terms of output, value of outputs and profit per hectare/cow, with productivity twice to four times as high for larger farms. …”
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Economics of village production of N'Dama cattle in the Gambia por Itty, P., Swallow, B.M., Rowlands, G.J., Agyemang, K., Dwinger, R.H.

“…As long as animals are fed by someone other than their owners, and as long as hired herders are paid in terms of the milk they collect from lactating cows, incentives to improved disease control and animal nutrition will continue to be distored.…”
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Early adoption of Arachis pintoi in the humid tropics: The case of dual-purpose livestock systems in Caquetá, Colombia por Rivas Ríos, Libardo, Holmann, Federico J.

“…Since 1986, milk production per lactation has increased by 31%, cow fertility by 5%, herd size by 18%, and the area sown to improved pastures by 165%. …”
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Factors influencing adoption of Napier grass in smallholder dairying in the highlands of Kenya por Irungu, P., Mbogoh, S.G., Staal, Steven J., Thorpe, W.R., Njubi, D.

“…These farmers produce over 70 percent of the total marketed milk (Omiti et al., 1993), using an average of two cows (mostly Bos taurus) on about one ha. of land (Omore et al., 1997). …”
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The maize crop as a source of food for livestock on smallholder dairy farms in the Kenyan highlands por Lukuyu, Ben A., Romney, Dannie L., Tanner, J.C., Thorpe, W.R.

“…An average farmer in Kiambu owns 0.8 ha of which 0.19 and 0.17 ha are dedicated to Napier and maize cultivation, respectively, and 2.2 cows producing 5.8 kg milk/day (Staal et al. 1998). …”
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Use of farmer recall versus direct measurement in gathering lactation data: Lessons from Kenyan smallholder dairy systems por Staal, Steven J., Omore, Amos O.

“…Under such circumstances, for example when gathering data for the estimation of lactation curves of cows on smallholder tropical farms where feed resources are poor and highly variable, the additional effort and cost of recording milk yields over a substantial portion of the lactation period may not be justified. …”
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Modular process risk models for better management of Cryptosporidium parvum - An emerging zoonotic pathogen por Grace, Delia, Randolph, Thomas F., Karanja, N., Kang'ethe, Erastus K.

“…The study is being carried in a population of around 1,000 urban cattle-keepers and their neighbours, with data collected at cow, farm, household and environmental levels. This paper details the construction, analysis and interpretation of process diagrams in order to show spatial and temporal linkages between pathogen, reservoir host, environment and populations. …”
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Valuation on characteristics in the milk market por Falkdalen, Maria

“…The total number of milk cows in Sweden is decreasing and at the same time the market for plant based milk made of oat, almond, and soy beans is expanding. …”
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Benefit of feeding Urochloa hybrid cultivar ‘Cobra’ on milk production in Tanzania por Mwendia, Solomon W., Notenbaert, An Maria Omer, Nzogela, Beatus, Mwilawa, Angello

“…A crossover design with each cow undergoing FP and IN phases was used. For the initial 2 weeks, the experiment followed FP before shifting to 50-50 FP/IN in week 3 and 100% IN in week 4 and 5, followed by 50-50 FP/IN in week six and 100% FP in week 7 and 8. …”
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Urban proximity, access to value chains, and dairy productivity in Ethiopia por Vandercasteelen, Joachim, Minten, Bart, Tamru, Seneshaw

“…Using an instrumental variable approach, we find that with each additional hour of travel time, farmers’ milk productivity per cow is reduced, on average, by almost 1 L per day or by 26%. …”
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