Anwar, E.M. <br/><br/>
Toxicological studies of some microbial compounds and their mixtures against 2nd instar larvae of cotton leafworm spodoptera littoralis (Boisd)  [electronic resource]. 
 دراسات السمية لبعض المركبات الميكروبية ومخاليطها ضد يرقات العمر اليرقى الثانى لدودة ورق القطن. 

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<br/><br/>Includes reference. 
<br/><br/> The effect of various microbial pesticides and its binary mixtures against 2nd instar larvae of collon leafworm Spooopfera littoralis (Boisd), 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cotton--leafworm.<br/>Spodoptera littoralis--Control.<br/>Pesticides--Toxicologie.<br/>Insecticide resistance.<br/>Mixtures.