Puri, A N <br/><br/>
Soil science:  An elementary textbook 

 - Simla:   Minerva Book Shop,   1951 
 - 154p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture 
<br/><br/><label>Subjects--Index Terms: </label>Soil fertility  Chemistry  
<br/><br/><label>Universal Decimal Class. No.: </label>631.4(022)   / J1.1