TY - SER AU - Elmenofy,W.H. AU - El-Gamal,Shimaa AU - Salem,T.Z. TI - Effect of agrotis segetum nucleopolyhedrovirus viral enhancing factor 1 (Vef 1) on the lethality of autographa californica multiple nucleopolyhedrovirus against egyptian cotton leafworm (Spodoptera littoralis) KW - Spodoptera littoralis KW - Control KW - Nucleopolyhedroviruses N1 - Includes references UR - http://nile.enal.sci.eg/EALE/2018/EJGC/4718/1/87.pdf ER -