Singh, S.S.  x <br/><br/>
Soil fertility and nutrient management  x 

 - 1st 
 - New Delhi  Kalyani Pub.  2000 
 - vi, 215 
<br/><br/>x 
<br/><br/><label>ISBN: </label>8176634905 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soils Fertility Agriculture 
<br/><br/><label>Dewey Class. No.: </label>631.42/S617s