Mapa, R.B.;  <br/><br/>
Soils of the intermediate zone of Sri Lanka   morphology, characterization and classification 

 - Ratmalana<br/>  Soil Science Societ of Sri Lanka  2005 
 - xix, 243p. 
<br/><br/><label>ISBN: </label>9558124036 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture & related technologies
<br/><br/><label>Dewey Class. No.: </label>631.495493  / SOI