Choudhary D. <br/><br/>
Basics of agricultural chemistry 

 - 1st 
 -  Anmol Publications Pvt.Ltd., New Delhi  2009 
<br/><br/><label>ISBN: </label>978-81-204-1746-5 
<br/><br/><label>Dewey Class. No.: </label>630.24CHO