Fig. 2

Influence of k-carrageenan treatment on chlorophyll a (A), Chlorophyll b (B), Chlorophyll a (C), Total chlorophyll (D), and Total carbohydrate (E) of O. basilicum. The bars represent standard deviation (SD) values, and different letters indicate significant differences, as determined by Tukey’s Studentized Range (HSD) Test (p < 0.05).