30 BULLETIN 1498, U. S. DEPARTMENT OF AGRICULTURE 
increase (31.9 per cent) occurred in Montana, and important increases 
also occurred in Wyoming and Minnesota. In North Dakota the 
Fig. 5. — Distribution of Marquis wheat in 1919. Estimated area, 11,734,000 acres 
acreage of Marquis was slightly increased, principally because of 
large decreases in the acreage of the Haynes Bluestem, Red Fife, 
and Preston varieties. In South Dakota there was an important 
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Fig. 6. — Distribution of Marquis wheat in 1924. Estimated area, 9,605,870 acres 
decrease in the acreage of Marquis due to its susceptibility to black 
stem rust. For the United States as a whole, however, Marquis con- 
tinued to rank second only to Turkey as the variety most widely 
grown. 
