.From the present study, the highest
phenoloxidase activity was shown with 15 g/kg.
The blood plasma of treated shrimp could inhibit
Vibrio harveyi, V. cholera, V. parahaemolyticus,
V. alginolyticus, V. vulnificus and V. fluvialis. The
results showed that the group fed 15 g/kg also had
the highest bactericidal activity with different
species and concentrations of ethanol turmeric
extracts (Table 4). The survival rate of the group
fed 15 g/kg ethanol turmeric extract after