The inhibitory activity of PGE at different concentrations (0.12,
1.2, and 12 g/l), was evaluated using spore suspensions of B. cinerea,
P. digitatum, and P. expansum. To assess the effect of PGE on the
viability of the pathogens’ conidia, 0.5 ml of conidial suspensions
(2*103 conidia/ml)