Dose-response effect of crude extracts produced by actinobacteria on in vitro rumen fermentation - Alves, Bruna Gomes; Martins, Cristian Marlon de Magalhães Rodrigues; Arcari, Marcos André; Peti, Ana Paula Ferranti; Moraes, Luiz Alberto Beraldo de; Santos, Marcos Veiga dos (Brazilian Journal of Veterinary Research and Animal Science, 2018)