Kalpage, F.S.C.P <br/><br/>
Tropical soils  classification, fertility and management 

 - New Delhi  Macmillan  1974 
 - xi,283p   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>631.4913  / KAL