Mapa, R.B <br/><br/>
Soils of the wet zone of Sri Lanka  morpology, charactarization and classification 

 - Colombo  Soils Science society of Sri Lanka  1999 
 - xv,183 p. 
<br/><br/><label>ISBN: </label>9558124001 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<br/>Soils science
<br/><br/><label>Dewey Class. No.: </label>631.4  / SOI