Performance, metabolic variables and enteric methane production of Santa Inês hair lambs fed Orbignya phalerata and Combretum leprosum - Abdalla Filho, Adibe Luiz; Dineshkumar, Dinesh; Barreal, M; McManus, Concepta Margaret; Vasconcelos, Vânia Rodrigues; Abdalla, Adibe Luiz; Louvandini, Helder (Journal of Animal Physiology and Animal Nutrition, 2017)