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Effects of humic acid and chitosan under different levels of nitrogen and potassium fertilizers on growth and yield potential of potato plants (Solanum tuberosum, L.)
By: Harfush, Iman Abd al-Al; Abd al-Raziq, Ali Hasan; al-Adgham, Fathi Ibrahim…[et al.]. Alexandria Journal of Agricultural Sciences. Vol. 62, no. 1 (2017), pp.135-148, 14 p.