Wong, I. F. T. <br/><br/>
Soil-crop suitability classification for Peninsular Malaysia / 
by I. F. T. Wong 
 - 62 pages :  illustrations ;  27 cm. 
 - Soils and analytical services bulletin  no.1 .
 - Soils and analytical services bulletin  no.1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soils--Classification--Malaysia<br/>Crops and soils--Malaysia