Hussain, Warda Ahmed Mohamed  <br/><br/>
Control of onion white- rot disease by using some plant extracts and Trichoderma species  [computer file] / 
 مكافحه مرض العفن الابيض فى البصل باستخدام بعض المستخلصات النباتيه وأنواع التريكوديرما 
Warda Ahmed Mohamed Hussain 
 -  2017. 
 - computer laser optical diskes;  4 3/4 in. 
<br/><br/>Thesis (Ph.D.) -- Tanta University, 2017 . 
<br/><br/>Includes bibliographical references (Leaves141 -171) 
<br/><br/><br/>Systems requirements : Adobe Reader 
<br/><br/><br/>Summary in Arabic 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Onions--Diseases and pests<br/>White rot (Onions)<br/>Trichoderma.<br/>Plant extracts.