Dhar Ravi <br/><br/>
Orientational behaviour of the cotton leafhopper Amrasca devastans (Distant) 

 -  1980 
<br/><br/><label>Standard No.: </label>757 
<br/><br/><label>Source: </label> Theses 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ZOOLOGY