Gupta (P.K) <br/><br/>
A Handbook of Soil, Fertilizer and Manure, Ed:Second 

 - Second 
 -  2012  Agrobios ((India) 
 - 564  20  Paper 
<br/><br/> Paper Back 
<br/><br/><label>ISBN: </label>978-81-7754-415-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil Science
<br/><br/><label>Dewey Class. No.: </label>J:1    Q12