P.M. Harris <br/><br/>
Potato crop : The scientific basic for improvement 

 - London  Chapman and Hall  1978 
 - 730p 
<br/><br/>P.M. Harris: Potato crop : The scientific basic for improvement.  London.  Chapman and Hall, 1978. 0-412-12830-6--(635.21HAR)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-412-12830-6 
<br/><br/><label>Dewey Class. No.: </label>635.21  / HAR