DanmaigoroO., BilyaminuA.S., AbduljalalT. and UmarM.M. 2022. EFFECTS OF NPK FERTILIZER AND SPACING ON THE GROWTH PARAMETERS OF OKRO (Abelmoschus esculentus L.). FUDMA JOURNAL OF SCIENCES. 6, 2 (Jun. 2022), 200 - 202. DOI:https://doi.org/10.33003/fjs-2022-0602-953.