Report 

 - Washington :  American Seed Trade Association,  (1981?) 
 - 289 p.  : ilus. ; gráfs. 
 - Publications  ; 35 .
 - Publications  ; 35 .
<br/><br/><label>LCCN: </label>30303 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maíz--Investigación.<br/>Sorgo--Investigación.
<br/><br/><label>Dewey Class. No.: </label>633.15  / C64 1980