Daudawa, Dauda Ibrahim. “EFFECTS OF STAND DENSITY AND SOWING DATE ON THE GROWTH OF ROSELLE (Hibiscus Sabdariffa L.)”. BIJE - BICHI JOURNAL OF EDUCATION, vol. 10, no. 1, Aug. 2020, pp. 101-12, https://bijejournal.com/BIJE/article/view/76.