Fertilizer management practices for maize ; results of experiments with isotopes... 

 - Vienna :  OIEA,  1970 
 - 78 p. 
 - Technical reports series  ; 121 .
 - Technical reports series  ; 121 .
<br/><br/><label>LCCN: </label>35486 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizantes para maíz.