Palavicini, A. L. dos S.; Vieira, T. B.; Mantovani, A.; Hachmann, M. C. de A.; Favaro, I.; Ebertz, P. J.; Mergener, R. A.; Zilio, M. Nutrient Content in Lettuce With Application of Increasing Doses of Nitrogen in Four Cultivars. Sci. Electronic Arch 2020, 14.