14 



BULLETIN 270,, TJ. S. DEPARTMENT OF AGRICULTURE. 



Table VI. — Annual and average yields, by groups, of 35 varieties of wheat grown at the. 

 Williston substation, 1908 to 1914, inclusive. 









Yield 



per acre (bushels). 







Group, Cereal Investigations number, and variety. 



1908 



1909 



1910 



1911a 



1912 



1913 



1914 



Aver- 

 age. 



Durum group: 



1494, Arnautka (N. Dak. No. 778) 



10.6 

 15.6 



32.0 

 37.4 













21.3 





6.1 



8.2 



49.7 



34.7 



47.2 

 50.0 

 49.6 



28.4 



4064, Arnautka 6 P 4 



50.0 

















49.6 



1443, Gharnovka (N. Dak. No. 917) 



11.0 



15.8 



37.1 

 35.5 











24.1 



1447, Gharnovka 



9.3 



10.5 



46.0 



34.8 

 31.0 

 33.0 



53.8 

 45.0 



54.6 



25.3 

 31.0 





12.6 



39.1 



11.0 



8.9 



5L0 



29.9 



4063, Kubanka No. 8 



45.0 















25.3 

 33.7 

 35.0 

 25.0 



25.3 



1350, Pererodka: 



12.8 



34.8 



9.5 



7.3 



48.3 



24.4 

 44.8 



1445, Velvet Don 



15.6 



36.8 



3.7 



8.9 



43.3 



22.2 









13.4 



36.1 



7.9 



8.8 



47.7 



31.6 



50.0 









Fife group: 



1517, GhirVp, Spring .. 





33.2 

 31.2 



20.2 

 13.9 



12.1 

 8.0 



51.7 



44.7 



22.2 



28.2 

 29.0 



40.4 

 49.2 

 52.5 



30.0 



2873, Glyndon (Minn. No. 163) 



3641, Marquis 



9.8 



26.4 

 40.8 



Power (N. Dak. No. 312) 



11.9 

 14.0 

 13.1 

 11.3 



( b ) 

 ( b ) 

 34.0 

 34.2 



12.4 

 11.0 

 17.1 



14.9 







12.2 



Power (N. Dak. No. 317) 











12.5 



3697, Power (N. Dak. No. 313) 



11.1 



10.2 



44.7 

 46.0 



c28.7 

 28.7 



51.3 



47.9 



28.6 



3694, Red Fife (N. Dak. No. 646) 



27.6 









12.0 



33.2 



14.9 



10.4 



46.8 



27.4 



48.3 









Preston group: 



339.8, Preston dVrinn. No, 188) 















47.2 

 46.3 



47.2 



3692, Preston (N. Dak. No. 2393) 







9.1 

 13,4 



10.2 

 12.7 



45.5 



44.7 



26.7 

 25.0 



22.9 



3698, Preston 





26.2 



28.1 









Average 





26.2 



11.3 



11.5 



45.1 



25.9 



46.8 











Bluestem group: 



3314, Crossbred (N. Dak. No. 318) 



11.2 

 16.7 

 14.2 

 10.5 



31.0 

 35.1 

 35.9 

 34.3 



12.4 

 11.1 

 11.0 



8.8 



<*4.9 

 10.9 

 9.2 



9.0 

 <*3.8 



43.0 

 42.3 

 42.3 

 44.3 







20.5 



3083, Dakota (N. Dak. No. 316) 



30.7 

 29.2 

 30.0 



47.5 

 46.3 



42.5 



27.8 



309,1, Haynes (Minn, No. 51) 



26.9 



2874, Haynes (Minn. No. 169) 



28.4 



Haynes (selection) 



9.0 



3082, Marvel (N. Dak. No. 722) 



13.0 



35.9 



11.0 



41.0 







20.9 











Average 



13.1 



34.2 



10.9 



7.6 



42.6 



30.0 



45.5 









Miscellaneous group: 



2398, Galgalos 













27.7 

 30.0 



52.2 

 46.7 

 42.7 

 38.8 



27.7 



3690, Humpback (N. Dak. No. 2365) 







12.4 



8.9 



41.7 



23.3 



3315, Huron 







52.2 



2492, Manchuria 













19.7 



33.2 



3008, Wolkoren 













42.7 



3700, World Beater 









4.9 



40.7 



27.0 



27.9 



. 











Average 







12.4 



6.9 



41.2 



26.1 



45.1 













Summary of averages: 



Durum group 



13.4 

 12.0 



36.1 

 33.2 

 26.2 

 34.2 



7.9 

 14.9 

 11.3 

 10.9 

 12.4 



8.8 

 10.4 

 11.5 



7.6 

 6.9 



47.7 

 46.8 

 45.1 

 42.6 

 41.2 



31.6 

 27.4 

 25.9 

 30.0 

 26.1 



50.0 



48.3 

 46.8 

 45.5 

 45.1 





Fife group 





Preston group 





Bluestem group 



13.1 





Miscellaneous group 













a All varieties in 1911 were slightly damaged in the shock by hail. 



b Yields lost. 



c Average of 3 plats. 



d Not comparable with other yields for 1911. 



Of the common wheats, the bluestem group was highest in yield 

 in 1908, 1909, and 1913, the fife group was highest in 1910 and 1912, 

 and the preston group in 1911 and 1914. 



