Hirsutella thompsonaii on Periplaneta americana. I. fumosoroseus and H. thompsonaii were
cultured at 28±1° C on potato carrot agar and M. anisopliae was cultured at 28±1° C on
potato dextrose agar for 14 days. Conidial suspensions of fungi were given to cockroaches
through different routes. M. anisopliae shows high virulence against adult cockroaches and
mortality ranges from 38.65% to 78.36% after 48 h. I. fumosoroseus and H. thompsonii show …