Mechanization of potato harvesting, cleaning and grading /  
prepar ed by N. Melnik. 
 - New York :    United Nations,    1973. 
 - 21 p. :    ill. ;    28 cm. 
 - AGRI/MECH ;    no. 54. .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Potato harvesting machinery.