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), pp. 43–56. doi: 10.59658/jkas.v11i1.1430.