How to cite this article:
L.A. Okosun , M.D. Magaji and A.I. Yakubu , 2006. The Effect of Nitrogen and Phosphorus on Growth and Yield of Roselle (Hibiscus sabdariffa var. sabdariffa L.) In a Semi Arid Agro-Ecology of Nigeria. Journal of Plant Sciences, 1: 154-160. DOI: 10.3923/jps.2006.154.160 URL: https://scialert.net/abstract/?doi=jps.2006.154.160
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