Protein supplementation to early lactation dairy cows grazing tropical grass: Performance and ruminal metabolism - Chagas, Lucas Jado; Batalha, Camila Delveaux Araujo; Danés, Marina Arruda Camargo; Santos Neto, José Maurício; Macedo, Fernanda Lopes; Marques, Rodrigo Silva; Santos, Flávio Augusto Portela (Animal Science Journal, 2021)