DanmaigoroO., BilyaminuA. S., AbduljalalT., and UmarM. M. “EFFECTS OF NPK FERTILIZER AND SPACING ON THE GROWTH PARAMETERS OF OKRO (Abelmoschus Esculentus L.)”. FUDMA JOURNAL OF SCIENCES 6, no. 2 (June 11, 2022): 200 - 202. Accessed April 26, 2024. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/953.