Valvasori, E., Lucci, C. de S., Nogueira Filho, J. C. M., Arcaro, J. R. P., Pires, F. L., & Arcaro Júnior, I. (1996). Apparent digestibility of corn silage and sugar cane in sheep: effects on the rumen ciliate protozoal population. Brazilian Journal of Veterinary Research and Animal Science, 33(2), 97-101. https://doi.org/10.11606/issn.2318-3659.v33i2p97-101