Days Treatments D3 D5 D7 D9 D11 D13 D15 D17 D19 D21 Positive control + + + + + + - - - - Reference - - - - - - - - - - Treated + - - - - - - - - -

Table 2: Bactericidal effect of the ethanol extract. +: Presence of Colonies - : Absence of Colonies D: Day