Modification of colorimetric method based digital soil test kit for determination of macronutrients in oil palm plantation
Abstract
Keywords: digital soil test kit, variable rate fertilizer applicator, oil palm, NPK measurement, data acquisition system, colorimetric method
DOI: 10.25165/j.ijabe.20201304.5694
Citation: Yamin M, Ismail W I W, Kassim M S M, Aziz S B A, Akbar F N, Shamshiri R R, et al. Modification of colorimetric method based digital soil test kit for determination of macronutrients in oil palm plantation. Int J Agric & Biol Eng, 2020; 13(4): 188–197.
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