*2.4. Fungicidal Activity*

The in vivo fungicidal activity (EC<sup>50</sup> values) of compounds **6**, **7**, fenclorim, and pyrimethanil against *P. cubensis* were tested according to methods in the reported literature [27,28]. The fungicidal activities of compounds **6**, **7**, fenclorim and pyrimethanil against *P. cubensis*, *E. cichoracearum*, *B. graminis*, *R. solani*, and *P. polysora* were tested at different concentrations in vitro using methods reported previously [5].
