Geron, L.J.V. et al. 2014. Evaluation of the content of neutral detergent fiber and acid through different procedures applied to forage plants. Semina: Ciências Agrárias. 35, 3 (Jun. 2014), 1533–1542. DOI:https://doi.org/10.5433/1679-0359.2014v35n3p1533.