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Comparative evaluation of udder and body conformation traits of first lactation ¾ Holstein x ¼ Jersey versus Holstein cows = Comparación de las características de conformación de la ubre y el cuerpo de vacas de primera lactancia ¾ Holstein x ¼ Jersey versus Holstein
Bretschneider, Gustavo; Arias, Dario Raul; Cuatrin, Alejandra (Facultad de Ciencias Veterinarias, Universidad Austral de Chile, 2015)To facilitate the process of decision-making in selecting specific breeds for crossbreeding, this study aimed to determine the conformation traits of ¾ Holstein (HO) x ¼ Jersey (JE) crossbreds, relative to their pure HO ... -
Effect of ensiling a total mixed ration on feed quality for cattle in smallholder dairy farms = Efecto de ensilar una ración totalmente mezclada sobre la calidad nutritional para el ganado en pequeñas explotaciones lecheras
Bretschneider, Gustavo; Mattera, Juan; Cuatrin, Alejandra; Arias, Dario Raul; Wanzenried Zamora, Rosana Andrea (Facultad de Ciencias Veterinarias, Universidad Austral de Chile, 2015)The aim of this study was to assess the impact of ensiling a total mixed ration (TMR) on chemical composition, fermentation and sensory characteristics. Whole-plant corn (WPC) was ensiled alone, as a control, or in combination ... -
Estimation of body weight by an indirect measurement method in developing replacement Holstein heifers raised on pasture = Estimación del peso corporal mediante un método indirecto en vaquillonas Holstein de reposición criadas sobre pasturas
Bretschneider, Gustavo; Cuatrin, Alejandra; Arias, Dario Raul; Vottero, Dante Alberto (Facultad de Ciencias Veterinarias, Universidad Austral de Chile, 2014)Scale is the most accurate means of measuring the actual body weight (BW) in developing heifers. However, when it is not available, indirect tools to estimate BW are needed. The objective of this study was to evaluate the ... -
Productive response to two concentrate allocation strategies in dairy cows grazing with restricted pasture allowance
Bretschneider, Gustavo; Salado, Eloy Eduardo; Cuatrin, Alejandra; Mattera, Juan; Pece, Mariela Alejandra; Arias, Dario Raul; Cuffia, Maira; Dieguez, Virginia (2019-02)The objective of this study was to compare the effects of two concentrate allotment strategies on the performance of dairy cows grazing on restricted pasture and supplemented with conserved forage. Dairy cows fed equal ... -
Respuesta del rodeo lechero a dos estrategias de asignación del alimento balanceado: dosis fija vs. dosis variable
Bretschneider, Gustavo; Salado, Eloy Eduardo; Arias, Dario Raul (Estación Experimental Agropecuaria Balcarce, INTA, 2016-01)La rentabilidad del negocio lechero depende en gran medida del precio de la leche y del costo del alimento. En relación a este último punto, el alimento balanceado representa el componente más costoso de la dieta y uno ...