TY - BOOK AU - Sahar Sayed Ali AU - Esam Abdelmegeed Agamy , AU - Hassan Kassem Bekhiet , AU - Monir Mohamed Elhussini , TI - Effects of four entomopathogenic fungi isolates on larvae of the sugar beet worm , spodoptera exigua ( HUBNER ) : : Lepidoptera , noctuidae / PY - 2011/// CY - Cairo : PB - Sahar Sayed Ali , KW - Beauveria bassiana KW - Isolation KW - Metarhizium anisopliae N1 - Thesis (Ph.D.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides; Issued also as CD N2 - This study was conducted to clear the difference in virulence among four fungi isolates . ( Two isolates of Metarhizium anisopliae , M1 and M2 , and another two isolates of Beauveria bassiana , B1 and B2 were isolated from soil and dead insects . The most important results could be summarized as follows : Variation in quantity of spores produced was studied on different solid media ER -