CEREAL IMPROVEMENT HYBRIDIZATION 223 



Marquis gave an average yield of 50 per cent more crop 

 than Fife. For northern localities in Canada, Marquis 

 wheat is chiefly valuable for its earliness, strength of 

 straw, heavy bushel weight, fine appearance of the ker- 

 nels, and excellent baking strength. The distinguishing 

 marks in form of the kernel are the shortness in pro- 



a b c d e 



FIG. 67. U.S.C.I. wheat hybrid 119. Ghirka Winter x 1392: a, fe- 

 male parent ; b, male parent ; c, first generation ; d, second genera- 

 tion ; e, third generation. 



portion to the breadth and the accentuated trough-shaped 

 crease. 



236. Work of Rimpau. W. Rimpau, of Schlanstedt, 

 Germany, in addition to his mass selection work, made a 

 number of important hybrids, some of which show the 

 results of crossing with parents from different subspecies. 

 Some of the most interesting, showing great variations 

 from the parents in form and color, are : Rivett Bearded 

 X Red German Bearded, Rivett Bearded X Squarehead, 



