SANTRA, A., KONAR, S., MANDAL, A., & DAS, S. K. (2016). Rumen fermentation pattern, enzyme profile and ciliate protozoal population in betel (Piper betle) leaves fed lactating crossbred cows. The Indian Journal of Animal Sciences, 86(5), 589–595. https://doi.org/10.56093/ijans.v86i5.58507