Khampa, S., Chaowarat, P., Koatdoke, U., Singhalert, R., & Wanapat, M. (2009). Manipulation of Rumen Ecology by Malate and Cassava Hay in High-Quality Feed Block in Dairy Steers. Pakistan Journal of Nutrition, 8(6), 814–817. https://doi.org/10.3923/pjn.2009.814.817