Ahmed ElSayed Ibrahim Mohamed <br/><br/>
Biocontrol of sclerotium cepivorum Berk. , the causal agent of white rot disease of onion , by the use of some biocides /  
 المقاومة الحيوية لفطرة سكليروشيام سيبيفورام العامل المسبب لمرض العفن الابيض للبصل باستخدام بعض المستحضرات الحيوية 
Ahmed ElSayed Ibrahim Mohamed ; Supervised Mohamed Ibrahim Ahmed Ali , Salama AboElYazed Ouf 
 - Cairo :   Ahmed ElSayed Ibrahim Mohamed ,   2005 
 - 155P :   ill ;   25cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty Of Science - Department Of Botany (Microbiology) 
<br/><br/> In the present thesis three biocides were tested against selerotium cepivorum , the causal agent of white rot disease of onion 
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<br/><br/><label>Subjects--Index Terms: </label>Causal agent Cepivorum Berk Sclerotium White rot disease of onion