Valeur alimentaire des pulpes déshydratées de betteraves traitées à l'ammoniac anhydre

Vanabelle, B.;Vanbelle, Marcel;Larondelle, Yvan
(1996) Annales de Zootechnie — Vol. 45, n° 3, p. 259-267 (1996)

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  • Vanabelle, B.
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  • Vanbelle, MarcelUCLouvain
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Abstract
Two in vivo trials were performed in sheep and cattle to study the nutritive value of dehydrated sugarbeet pulp after treatment with 15 g ammonia per kg fresh weight in an hermetic bag at 20 degrees C during 30 days. This treatment made it possible to double the nitrogen content of the pulp. Measurements made in sheeps showed an increase of about 50% of the ad libitum intakes after treatment. Concerning the digestibility of the components of the diets determined in sheep and cattle, the differences were low (about 1%) and not statistically significant for the dry and organic matter. On the other hand, the digestibility of the crude protein was significantly increased from 37.0 to 64.2% in sheep and from 44.6 to 67.2% in cattle, while the increase of the digestibility of the crude fiber was significant in sheep (from 76.1 to 84.8%) but not in cattle. The nitrogen balance measured in sheep showed that about 40% of the ammonia used for the treatment was finally retained by the animals.
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Vanabelle, B., Vanbelle, M., & Larondelle, Y. (1996). Valeur alimentaire des pulpes déshydratées de betteraves traitées à l’ammoniac anhydre. Annales de Zootechnie, 45(3), 259-267. https://doi.org/10.1051/animres:19960305 (Original work published 1996)