806 Open Access Asian Australas. J. Anim. Sci. Vol. 27, No. 6 : 806-817 June 2014 http://dx.doi.org/10.5713/ajas.2013.13542

www.ajas.info pISSN 1011-2367 eISSN 1976-5517

Levels of Supplementation for Grazing Beef Heifers Carla Heloisa Avelino Cabral*, Mario Fonseca Paulino1, Edenio Detmann1, Sebastião de Campos Valadares Filho1, Lívia Vieira de Barros1, É riton Egidio Lisboa Valente1, Maristela de Oliveira Bauer2, and Carlos Eduardo Avelino Cabral3 Departamento de Zootecnia, Universidade Federal de Viçosa (UFV), 36571-000, Viçosa, Minas Gerais, Brazil ABSTRACT: The objective of this experiment was to evaluate the effect of providing different levels of a supplement on the nutritional characteristics and productive performance of heifers on pasture during the rainy-dry transition and dry season in Brazil or tropical area. Thirty crossbred heifers with predominance of Zebu breed were used in a completely randomized experimental design. Treatments consisted of a mineral supplement and 0.5, 1.0, 1.5, or 2.0 kg/animal/d of a protein supplement containing 300 g crude protein (CP)/kg of dry matter (DM). In the rainy-dry transition season there was quadratic effect of the protein supplementation (p

Levels of supplementation for grazing beef heifers.

The objective of this experiment was to evaluate the effect of providing different levels of a supplement on the nutritional characteristics and produ...
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