Organic dairy production has risen in the last years in Spain and in other European countries. However, the restrictions in the dietary proportions of concentrates relative to dry matter intake(1)…
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In cows, the nutrition for organic production system is well-regulated by Council Regulation EU 889/08 although the effect of the approved feedstuff on internal balance is not well-established, especially in…
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Background Enhanced metabolism, as present in the periparturient period in dairy cows might results in an increase of reactive oxygen species (ROS), which are thought to play an important role…
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Resumen Se realizaron en la primavera y el otoño de 2013 dos ensayos con el objetivo de evaluar en vacas en pastoreo la utilización de una dieta alternativa, cuyo componente…
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RESUMEN En este estudio se compara el cebo en extensivo de terneros de raza Asturiana de los Valles entre un sistema convencional y otro ecológico, comparando dentro de éste tres…
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Abstract The influence of electromagnetic fields on the health of humans and animals is still an intensively discussed and scientifically investigated issue (Löscher, 2003; Eger et al., 2004; van Rongen…
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Hyperketonemia is one of the most important diseases of peripartum for the dairy cow. Evaluating its economic impact is useful. Hyperketonemia is associated to many deteriorated production and health indicators,…
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