Roychaudhry, S.P. <br/><br/>
धरती और मिटटी / Dharti aur mitti. / 

 - Delhi :  National book trust,   
 - 198 p.  Illus., ports. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil ecology--India.<br/>Land use--India.<br/>Soil animals--India.
<br/><br/><label>Dewey Class. No.: </label>H634  / R28DH