Bui. 1074, U. S. Dept. of Agriculture. 



Plate I. 





* / 







B 



a-h" *>:*' 



f '- fc 



V iii 



Wheat-Classification Nursery at Corvallis, Oreg.. in I9I9. 



A , Varietle of wlntei whi < i □ from prlng (1) and Call (21 Bowing. /;, Varieties of spring 



d fall (2) sow inf. (Photographs by J. \. Clark.) 



