Abd El-Hamed, Said Nabih Hassab <br/><br/>
Biochemical and biological effects of some plant extracts compared with a chemical insecticide against spodoptera littoralis (Boisd)  [electronic resource] / 
 التأثيرات البيوكيميائيه والبيولوجيه لبعض المستخلصات النباتيه ومقارنتها بأحد المبيدات الكيميائيه على دوده ورق القطن 
Said Nabih Hassab Abd El-Hamed 
 -  2019. 
<br/><br/>Thesis (M.S.) --  Menoufia University, 2019. 
<br/><br/>Includes bibliographical references (Leaves105-135)<br/> 
<br/><br/><br/>Systems requirements : Adobe Reader 
<br/><br/><br/>Summary in Arabic 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spodoptera littoralis--Biological control.<br/>Spodoptera littoralis--Insecticide resistance<br/>Plant extracts.