GUPTA(M.K.) <br/><br/>
Handbook of Organic Farming and Bio-fertilizers 

 -  2007  ABD Publishers, Jaipur 
 - 220  0  Paper 
<br/><br/> Hard Binding 
<br/><br/><label>ISBN: </label>81-8376-110-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil Science
<br/><br/><label>Dewey Class. No.: </label>J:24  P7