SINGH R.A. <br/><br/>
SOIL PHYSICAL ANALTSIS 

 - NEW DELHI  LUDHIANA  1980 
 - 165 
<br/><br/><label>LC Class. No.: </label>631.432/SIN  / 3 
<br/><br/><label>Dewey Class. No.: </label>631.432/SIN  / 3