[1]
Siqueira, J.O. et al. 2014. Availability of the potassium of nephéline sienite from Poços de Caldas, evaluated through successive croppings with corn. Pesquisa Agropecuaria Brasileira. 20, 3 (Apr. 2014), 299–307. DOI:https://doi.org/10.1590/S1678-3921.pab1985.v20.15124.