Major research in upland rice 

 - Manila, Philippines :  The Institute,  1975 
 - 255 p.  ; gráfs 
<br/><br/><label>LCCN: </label>26085 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arroz--Investigación.<br/>Suelos arroceros.
<br/><br/><label>Dewey Class. No.: </label>633.1872  / I5