Free amino acid content in trunk, branches and branchlets of Araucaria angustifolia (Araucariaceae) - Hackbarth, Crizane; Soffiatti, Patrícia; Zanette, Flávio; Floh, Eny Iochevet Segal; Macedo, Amanda Ferreira; Laureano, Henrique Aparecido (Journal of Forestry Research, 2017)