Biological Control Of Certain Grasshoppers And Locusts

Evaluate the susceptibility of S. gregaria and E.plorans to the entomopathogenc: metarhizium anisopliae var. acridum,beauveria bassiana and nosema locustae, and to study the effect of sub lethal doses of these entomopathogens on the development and fecundity of desert locust S.gregaria and grasshopper E.plorans, which be useful in IPM programs of locust and grasshoppers.Evaluate the efficacy of the above mentioned entomopathogens against common grasshoppers at sharq eloinate and baharia oasis, as well the desert locust locust at south east of egypt.