Dungan, George H. <br/><br/>
Judging crop quality 

 - Danville, Ill. :  Interstate,  1950 
 - 288 p.  : ilus. 
<br/><br/><label>LCCN: </label>22856 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cultivos--Selección.
<br/><br/><label>Dewey Class. No.: </label>633  / D85j