Mattsson, Jan O. <br/><br/>
The temperature climate of potato crops /  
by Jan O. Mattsson. 
 - Lund :   The Royal University of Lund,   1966. 
 - Physical geography .
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Potatoes- Breeding
<br/><br/><label>LC Class. No.: </label>SB211.P8  / MAT