PurnomoA. S., SariwatiA., FatmawatiS., & PuspitasariF. E. (2022). Effect of the Coconut Coir (Cocos nucifera) as a Growth Medium for Pleurotus ostreatus (Oyster Mushroom) on Mineral and Vitamin B Contents. HAYATI Journal of Biosciences, 30(1), 95-104. https://doi.org/10.4308/hjb.30.1.95-104