Kalpage, F S C P <br/><br/>
Tropical soils: Classification, fertility and management 

 - 
 - Macmillan Co. of India Ltd., Delhi  1974 
 - 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil ecology
<br/><br/><label>Dewey Class. No.: </label>577.57  KAL-T