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Using an observer rating method to assess the effects of rotational stocking method on beef cattle temperament over time 96
Góis,Karen Camille Rocha; Ceballos,Maria Camila; Sant'Anna,Aline Cristina; Costa,Mateus José Rodrigues Paranhos da.
ABSTRACT The objectives of this study were to propose behavioral-based definitions for the adjectives used in an observer rating method, and to use this approach to characterize temperament over time in cattle kept under rotational stocking method. We also analyzed the feasibility of the rating method under commercial cattle farming conditions. We evaluated the temperament evolution of 1,979 pure and crossbred Nellore young bulls over time on three commercial farms located in Northeastern Pará State, Brazil. All animals were kept under a rotational stocking method. The observer rating method included 14 behaviorally predefined adjectives for which we defined the minimum and maximum scores. The first factor was considered a qualitative temperament index...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Behavior; Qualitative behavior assessment; Rotational stocking method.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982016000900501
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