82 



'20. The following varieties are among the best known of the durum 

 and poulard groups: 



Arnautka, Galland's Hybrid, 



Kubaiika, El Safra, 



Beloturka, Petanielle noire de Nice, 



Chernokoloska, Volo, 



Medeah, Missogen, 



Sarui-bug-dai, Atalanti, 



Cretan, Nicaragua. 



21. Common bread wheats can not be depended upon to resist rust, 

 but the best in this regard are probably the following: 



Turkey, Crimean, 



Pringle's Defiance, Oregon Club, 



Rieti, Odessa, 



Pringle's No. 5, Mennonite, 



jfashi. Velvet Blue Stem, 



Saskatchewan Fife, Sonora, 



Theiss, Prolifero, 



Bellevue Talavera, Mediterranean, 



Arnold's Hybrid, Deitz Longberry. 



22. Einkorns resist leaf rust completely, and emmers resist it to a 

 high degree. 



23. Some of the very hardiest winter varieties so far tried in this 



country are: 



Turkey, Crimean, 



Yx, Ghirka Winter, 



Bearded Winter. 



24. Club wheats are usually soft-grained and tender sorts, adapted 



only to mild climates like that of California. Among the best of this 



group are: 



Little Club, Palouse Red Chaff, 



California Club, Chili Club, 



Herisson barbu, Sicilian Red Square-head, 



Herisson sans barbes. 



25. Some of the most popular and valuable wheats of our country 

 have been produced by simple selection, though in some cases the indi- 

 cations are strong that they were originally the result of natural 

 crossing. The best known of such varieties are: 



Fultz, Rudy, 



Clawson, Wellman's Fife, 



Gold Coin, Currell's Prolific. 



26. Selection plays far the most important part in wheat breeding, 

 and necessitates on the part of the experimenter a thorough knowl- 

 edge of varieties and their relations to each other and to their envi- 

 ronment. 



