36 BULLETIN 270, U. S. DEPARTMENT OF AGRICULTURE. 
39.9 bushels, has been produced by the Williston No. 170 iL No, 
882), a strain of Manchuria barley. — 
Flax.is grown with some difficulty on ground that is infested with 
weeds. In the seven years that tests were made, only four crops 
were harvested. The average yield of the highest producing variety 
for these four years was 16.2 bushels per acre from the North Dakota 
No. 1221 (C. I. No. 16). 
_ Emmer and spring rye have not given as high average yields as 
oats, barley, or wheat. 3 
Enero, grown in field plats from 1912 to 1914, inclusive, gave an 
average yield of seed per acre of 25 bushels. Kursk millet, grown 
in a plat test in 1914, yielded 38 bushels of seed per acre. 
O 
