Thakare H S <br/><br/>
Studies on the Control of Jassids (Empoasca devastans distant) & Aphids (Aphis gossypil, glover) on Cotton by Systematic Insecticides on Potted Plants & other Insecticides in the Field 

 -  College of Agri, Nagpur 
 - pp 104;   30*23 
<br/><br/><label>Dewey Class. No.: </label>K86:(J)/N61/B11946