Relation between biometric parameters and total phenols contents in Lafoensia replicata Pohl. - A case study
DOI:
https://doi.org/10.14808/sci.plena.2017.039903Keywords:
mangabeira, dendrometric aspects, phenolic compoundsAbstract
The objective of this research was to evaluate the concentration of total phenols in the stem bark and leaves of the mangabeira (Lafoensia replicata Pohl.), seeking a correlation with the height and circumference of the stem of the studied specimens. Ten individuals of the plant were selected in a forest fragment in Floriano, Piauí. For quantification of the total phenol content in the samples the Folin-Ciocalteu method was used using tannic acid as standard. The amounts of phenols varied in the L. replicata Pohl. from 11.7 mg to 29.32 mg, lower variation than that found in leaves, 2.60 mg to 33.70 mg. There was no correlation between the biometric parameters and the phenol content in both bark and leaves. The collection of plant resources for therapeutic purposes should only be guided in adult individuals in order to withstand the extractive damages.
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