B. I. KARANDE, M. M. LUNAGARIA, K. I. PATEL and VYAS PANDEY 2014. Model for detecting nitrogen deficiency in wheat crop using spectral indices. Journal of Agrometeorology. 16, 1 (Jun. 2014), 85–93. DOI:https://doi.org/10.54386/jam.v16i1.1491.