[1]
F. Steiner, M. do C. Lana, T. Zoz, J. F. Frandoloso, and R. Fey, “EXTRACTION METHODS AND POTASSIUM AVAILABILITY FOR SOYBEAN IN THE PARANA STATE’S SOILS, BRAZIL”, Rev. Agric. Neotrop., vol. 1, no. 2, pp. 83–92, Jul. 2015.