[1]
K. T. Morgan, D. M. Kadyampakeni, M. Zekri, A. W. Schumann, T. Vashisth, and T. A. Obreza, “2019–2020 Florida Citrus Production Guide: Nutrition Management for Citrus Trees: CMG13/CG091, rev. 3/2019”, EDIS, vol. 2019, p. 9, Aug. 2019.