Shamshuddin Jusop, <br/><br/>
Ultisols & oxisols :  enhancing their productivity for oil palm, rubber & cocoa cultivation / 
Shamsuddin Jusop [and three others]. 
 - Second edition. 
 - viii, 119 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographical references (page 109-115) and index. 
<br/><br/><label>ISBN: </label>9789673447992  RM29.00 (PATMA) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soils--Classification. <br/>Soils--Composition.<br/>Ultisols.