FARM CROPS. 85 



of the area now producing corn. A marked increase 

 in total production in the United States is being ef- 

 fected, however, by the use of higher yielding varieties 

 of corn by corn growers. 



The Production in the Corn Belt. The production 

 of corn in the different states in the United States com- 

 monly known as the Corn Belt of the United States, 

 and mostly lying in the Mississippi Valley, is shown in 

 the following interesting table. The figures show the 

 average acres cultivated in the respective states, and 

 the average yields per acre for ten years, viz., 1898 to 

 1907, inclusive. The total yields can easily be de- 

 termined from these figures. 



ACREAGE AND YIELD PER ACRE OF LEADING CORN- 

 GROWING STATES IN THE UNITED STATES 1898 TO 

 1907, INCLUSIVE. 



From this table it will be seen that the great corn- 

 producing states in the United States are Iowa, Illi- 

 nois, Nebraska, Kansas, Missouri, Texas, Indiana 

 and Ohio. 



The production of corn in the United States has in- 

 creased enormously in the past quarter of a century, 



