Crop disease management/  principles and practices 
Narayanasamy,P. 
 - 1st ed. 
 - New Delhi:  New India Publishing Agency,  2011. 
 - 342 p. 
<br/><br/><label>ISBN: </label>9789380235677 
<br/><br/><label>Dewey Class. No.: </label>632.3  / NAR/C