Kalpage, F.S.C.P. <br/><br/>
පස හා පොහොර 
 Pasa haa pohora 

 -    1967 
 - 226p.,8pl., ill.,  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil <br/>Manure <br/>Fertilizer <br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>(x)631.4:631.8  / KAL