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Marta Gomes da Rocha ; Luciana Pötter ; Sheila Cristina Bosco Stivanin ; Marcos Bernardino Alves ; Lucas Munareto Cadó ; Luiz Gonzaga do Amaral Neto ; Juliano Melleu Vicente ;Semina: Ciências Agrárias 2016, 37 4

Autor: Viviane da Silva Hampel

Fuente: http://www.redalyc.org/articulo.oa?id=445749546028


Introducción



Semina: Ciências Agrárias ISSN: 1676-546X semina.agrarias@uel.br Universidade Estadual de Londrina Brasil da Silva Hampel, Viviane; Gomes da Rocha, Marta; Pötter, Luciana; Bosco Stivanin, Sheila Cristina; Alves, Marcos Bernardino; Munareto Cadó, Lucas; Gonzaga do Amaral Neto, Luiz; Melleu Vicente, Juliano Grazing behavior of non-supplemented and supplemented heifers on Italian ryegrass pasture Semina: Ciências Agrárias, vol.
37, núm.
4, julio-agosto, 2016, pp.
2053-2065 Universidade Estadual de Londrina Londrina, Brasil Available in: http:--www.redalyc.org-articulo.oa?id=445749546028 How to cite Complete issue More information about this article Journals homepage in redalyc.org Scientific Information System Network of Scientific Journals from Latin America, the Caribbean, Spain and Portugal Non-profit academic project, developed under the open access initiative DOI: 10.5433-1679-0359.2016v37n4p2053 Grazing behavior of non-supplemented and supplemented heifers on Italian ryegrass pasture Comportamento de pastejo de bezerras recebendo ou não suplemento em pastagem de azevém Viviane da Silva Hampel1*; Marta Gomes da Rocha2; Luciana Pötter2; Sheila Cristina Bosco Stivanin1; Marcos Bernardino Alves1; Lucas Munareto Cadó3; Luiz Gonzaga do Amaral Neto3; Juliano Melleu Vicente3 Abstract We evaluated the grazing behavior of heifers, at two phenological stages (vegetative and reproductive) of ryegrass (Lolium multiflorum Lam.), in four times of the day (early morning, morning, evening, and evening), with heifers either exclusively grazing or with oat, or corn grain, supplementation.
The experimental design was completely randomized, in sub-subdivided plot arrangement, in which the main plots were the feeding systems, the sub-plots were the phenological stages and the sub-sub-plots were the times of day.
We assessed ingestion behavior along 24 hours through visual observation, on four evaluation dates, two during the vegetative stage and two during the repro...





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