1. Abiec. 2019. BeefReport Perfil da Pecuária no Brasil. Disponível em: http://abiec.com.br/publicacoes/beef-report-2019/. Acesso em 05/06/2020.
2. Agricultural and Food Research Council – AFRC. 1993. Energy and protein requirements of ruminants. Commonwealth Agricultural Bureaux International. 159 p.
3. null