O'Brien, Muriel. <br/><br/>
Potato diseases 

 - Washington :  Department of Agriculture,  1976 
 - 79 p.  : ilus. 
 - Agriculture handbook  ; 474 .
 - Agriculture handbook  ; 474 .
<br/><br/><label>LCCN: </label>33511 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Papa--Enfermedades por virus.<br/>Papas--Enfermedades
<br/><br/><label>Dewey Class. No.: </label>635.21  / O2