Mat Nor, R., Arbain, N. A. Z., Mohamad Shukry Fairuz, D. A., Aris, F., Manaf, S. R., & Sulaiman, A. (2026). Comparative Effects of Vermicompost and NPK Fertilization on Growth, Heterocyst Frequency, and Protein-Lipid Accumulation in Azolla microphylla . Bioresources and Environment, 4(1), 23–35. https://doi.org/10.24191/bioenv.v4i1.124