Lema, Abubakar Abdullahi, Hasima Mahmod Nor, Monerazzaman Mohamed Kandaker, Nur Fatihah Hasan Nudin, and Abdulrahman.Mahmud Dogara. (2022) 2022. “The Effects of Various Drying Techniques on Physicochemical and Nutritional Qualities of Roselle (Hibiscus Sabdariffa L.) Calyx”. Plant Science Today 9 (4):926-33. https://doi.org/10.14719/pst.1796.