[1]
J. de F. Sales, J. E. B. P. Pinto, P. H. Ferri, F. G. Silva, C. B. A. de Oliveira, and P. P. Botrel, “Growth, production and chemical composition of the essential oil in hortelã-do-campo (Hyptis marrubioides Epl.) in function of the irradition level”, Semina: Ciênc. Agrár., vol. 30, no. 2, pp. 389–396, Jul. 2009.