Haag, H.P., and K. Minami. “ Mineral Nutrition of Vegetable Crops LXXIV: Concentration and Extraction of Nine Nutrients by Radish Plants ”. Anais Da Escola Superior De Agricultura Luiz De Queiroz, vol. 44, no. 1, Jan. 1987, pp. 409-18, https://doi.org/10.1590/S0071-12761987000100022.