Naglaa Fathy Reyad <br/><br/>
Effect of the entomopathegnic nematode Steinernema riobrave , Heterorhabditis sp. , and the fungus Beauveria bassiana on the cotton leafworm , Spodoptera littoralis (Boisd.) (Lepidoptera : Noctuidae) /  
 تاثير النيماتودا الممرضة للحشرات Steinernema riobrave , Heterorhabditis sp. , والفطر Beauveria bassianaعلى دودة ورق لقطن Spodoptera littoralis 
Naglaa Fathy Reyad ; Supervised Safia Hassan Ahmed , Elsayed Shaurub , Horria Ali Abd El Wahab 
 - Cairo :   Naglaa Fathy Reyad ,   2005 
 - 132p :   ill ;   30cm 
<br/><br/>Thesis (PH.D.) - Cairo University - Faculty Of Science - Department Of Entomology 
<br/><br/> The cotton leafworm , Spodoptera littoralis (Boisd) was first encountered in Egypt and identified in 1865 Its attack on plants was observed in 1883 and since then this species has established itself as an injurious insect of great economic importance 
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<br/><br/><label>Subjects--Index Terms: </label>Entomopathegnic nematode Fungus Beauveria bassiana Spodoptera littoralis