CORNELL 



IReabfngsCoutse for jfarmets 



Published Monthly by the New York State College op Agriculture 

 AT Cornell University from November to March, and Entered at 

 Ithaca as Second-Class Matter under Act op Congress July i6, 1894 

 L. H. Bailey, Director. Charles H. Tuck, Supervisor. 



SERIES IX 

 BREEDING 



ITHACA, N. Y. . 

 JANUARY. 1909 



No. 43 



METHODS OF BREEDING AND 



IMPROVING THE POTATO CROP 



METHODS OF BREEDING AND IMPROVING THE 



POTATO CROP 



H. J. Webber 



Professor of Experimental Plant-Breeding 



New York produces more potatoes by nearly double than any other 

 state in the Union, the potato being one of our most important agri- 



FiG. I. — Tubers of Rural New Yorker (J not. size). Top row left, poorly shaped spher- 

 ical tuber, too large; right, well-shaped tuber of about right size. Bottom row left, 

 well-shaped tuber with good eyes, but rather small; right, too long and large a tuber. 



