Alessio, D.R.M. et al. 2018. Roughage sources for Holstein cows under experimental feeding conditions in Brazil - a meta-analysis. Semina: Ciências Agrárias. 39, 6 (Nov. 2018), 2749–2760. DOI:https://doi.org/10.5433/1679-0359.2018v39n6p2749.