TY - SER AU - Araujo,C.A.de AU - Camara,C.A.G.da AU - Moraes,M.M.de AU - Vasconcelos,G.J.N.de AU - Pereira,M.R.S. AU - Zartman,C.E. TI - First record of the chemical composition of essential oil of Piper bellidifolium, Piper durilignum, Piper acutilimbum and Piper consanguineum from the Brazilian Amazon forest KW - ÓLEO ESSENCIAL KW - MORFOLOGIA VEGETAL KW - ANÁLISE QUÍMICA KW - AMAZONIA ER -