Somani, L.L <br/><br/>
Dictionary of Agriculture & Allied Sciences 4 (Dictionary of soils & fertilizers) 

 - R.P 
 - New Delhi  Mittal Publications Delhi  1989 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>agriculture
<br/><br/><label>Dewey Class. No.: </label>631.4  / SOM