Models to predict nitrogen excretion from beef cattle fed a wide range of diets compiled from South America

Vinícius C. Souza, Guilhermo F.S. Congio, João P.P. Rodrigues, Sebastião C. Valadares Filho, Flávia A.S. Silva, Luciana N. Rennó, Ricardo A. Reis, Abmael S. Cardoso, Paulo H.M. Rodrigues, Telma T. Berchielli, Juliana D. Messana, Cecilia Cajarville, Yury T. Granja-Salcedo, Ana L.C.C. Borges, Gilberto V. Kozloski, Jaime R. Rosero-Noguera, Horacio Gonda, Alexander N. Hristov, Ermias Kebreab