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Genetic association between herd survival and linear type traits in Holstein cows under tropical conditions. Author(s): COSTA, C. N. Repository: BDPA Publication year: 2014
Genetic parameters for longevity measures in Brazilian Holstein cattle using linear and threshold models. Author(s): COSTA, C. N. The aim in this study was to estimate variance components and heritability of different longevity measures related to productive life and survival at a specified age, using linear and threshold models... ... Repository: BDPA Publication year: 2014
Influence of parturition on biochemical analysis of milk whey from holstein cows in the colostral period. Author(s): SANTANA, R. C. M.; ZAFALON, L. F. Repository: BDPA Publication year: 2013
Phenotypic relationships between type traits and productive life using a piecewise Weibull proportional hazard model. Author(s): COSTA, C. N. ABSTRACT: Longevity is an important trait due to its relationship with profitability. Type traits have been used as indirect predictors for productive life. The objective of this study was to evaluate... ... Repository: BDPA Publication year: 2018
Milk recording as an indispensable procedure to assure milk quality. Author(s): COSTA, C. N. Brazilian milk production has increased significantly in the past two decades, but a good part of the dairy farms do not present yet the degree of specialization needed to assure the quality standard... ... Repository: BDPA Publication year: 2011
Hormonal treatment to improve embryo survival in beef cows after fixed time artificial insemination. Author(s): MACHADO, R. Repository: BDPA Publication year: 2012
Direct and indirect effect of bt cotton and no bt cotton on the development and reproduction of the predator Podisus nigrispinus (Dallas, 1851) (Hemiptera: Pentatomidae). Author(s): AVILA, C. J.; OLIVEIRA, H. N. de Repository: BDPA Publication year: 2017
Epidemiological situation and risk Factors to Infectious Diseases in Dairy Cattle Located in Different Mesoregions of the State of Rio Grande do Sul, Brazil, 2016/2017. Author(s): PEGORARO, L. M. C.; WEISSHEIMER, C. F. Repository: BDPA Publication year: 2019
Stocking rates of pastures in Goias state, Brazil. Author(s): WANDER, A. E. Goias state has the third largest cattle stocks among the Brazilian states, with 22.8 million heads, and the second largest herd of lactating cows. These animals are kept under grazing on pastures, wh... ... Repository: BDPA Publication year: 2021
Risk factors associated with intramammary colonization with Mollicutes in dairy cattle from Southeast Brazil. Author(s): SOUZA, G. N. de Bacteria of Mollicutes Class are associated with intramammary infection and decrease in milk production. This study investigated the occurrence of Mollicutes and elucidated their risk factors in dairy... ... Repository: BDPA Publication year: 2021

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