Foster, H. L. <br/><br/>
Seasonal fluctuation in oil palm leaf nutrient level  [article] / 
H. L. Foster and Chang Kwong Choong 
 - Serdang :  MARDI,  1977 
 - p : 74 
<br/><br/> Disember, 1977 (j.4 bil.2)  PTSL : K. Dokumen