Mose, W., Dorlandt, M. and Wael, S. 2025. Measurement of Nitrate Reductase Activity in Vivo Using Sepctrophotometry Method. RUMPHIUS Pattimura Biological Journal. 7, 1 (Apr. 2025), 025-030. DOI:https://doi.org/10.30598/rumphiusv7i1p025-030.