Widya, S.A., Bafiqi, M.J.P. , Setiawan, D., Mahdani, H.B. and Aritonang, E.A. 2026. Uji Bioaktivator MOL dan EM4 dalam Fermentasi Pupuk Kandang Sapi terhadap Pertumbuhan Awal Tanaman Jahe (Zingiber officinale): Evaluation of MOL and EM4 Bioactivators in the Fermentation of Cow Manure on the Early Growth of Ginger (Zingiber officinale). Agrocentrum. 4, 1 (May 2026), 51–57. DOI:https://doi.org/10.33005/agrocentrum.v4i1.126.