“Utilization of Spent Rice Straw Compost to Substitute Napier Grass Fed to Cattle and Its Effect on Rumen Metabolism Products” (2013) Animal Production: Indonesian Journal of Animal Production, 14(3). Available at: https://jap.fapet.unsoed.ac.id/index.php/JAP/article/view/1384 (Accessed: 30 October 2026).