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Sobreira, F. M.; GuimarĂ£es, R. J.; Colombo, A.; Scalco, M. S.; Carvalho, J. G. Nitrogen and Potassium Fertigation in Coffee at the Formation Phase, With High Plant Density. PAB 2011, 46 (1), 9-16. https://doi.org/10.1590/S1678-3921.pab2011.v46.9305.