Al-Baik, M.M.A. and Alamery, A.A.H. 2024. Effect of NPK combinations on some growth and yield indicators of two varieties of roselle plant (Hibiscus sabdariffa L.). Journal of Kerbala for Agricultural Sciences. 11, 1 (Mar. 2024), 43–56. DOI:https://doi.org/10.59658/jkas.v11i1.1430.