Rice fertilization ; a six-year isotope study on nitrogen and phosphorus fertilizer utilization 

 - Vienna :  OIEA,  1970 
 - 177 p. 
 - Technical reports series  ; 108 .
 - Technical reports series  ; 108 .
<br/><br/><label>LCCN: </label>35780 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arroz--Fertilización.<br/>Energía atómica en agricultura.
<br/><br/><label>Dewey Class. No.: </label>633.18  / O73