Yakin, Engkus Ainul, Sri Sukaryani, and Abbas Ummami. 2020. “LIGNIN CONTENT IN FERMENTATION OF COCOA POD (THEOBROMA COCOA) USED PLEUROTUS OSTREATUS”. Journal of Tropical Animal Science and Technology 2 (2):1-7. https://doi.org/10.32938/jtast.v2i2.601.