Ponnamperuma, F. N. <br/><br/>
Behavior of minor elements in paddy soils 

 - Manila :  International Research Institute,  1977 
 - 15 p.  : gráfs. 
 - IRRI research paper series  ; 8 .
 - IRRI research paper series  ; 8 .
<br/><br/><label>LCCN: </label>52275 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Elementos menores.<br/>Suelos arroceros.