SPRING WHEAT IIST THE great plains area. 



29 



is a soil on which maximum results frorn methods of tillage calculated 

 to store water would be expected. 



Table XIV. — Yields and cost of production of spring wheat by different methods at the 

 Akron Field Station, 1909 to 1914, inclusive. 





Number 

 of plats 

 averaged. 



Yield per acre (bushels). 



Treatment and previous crop. 



1909 



1910 



1911 



1912 



1913 



1914 



Average. 



Fall plowing: 



1 

 3 



a2 



19.2 

 10.3 

 10.3 



11.2 

 5.8 

 6.2 



3.4 

 3.7 

 2.1 



30.3 

 18.8 

 17.5 



1.4 

 .6 

 .7 



14.3 

 13.6 

 11.0 



13.3 



Oats 



8.8 



Wheat 



8.0 









5 



12.1 



6.9 



3.1 



20.6 



.8 



12.8 



9.4 







Spring plowing: 



1 



1 



62 



20.8 

 14.3 

 12.2 



15.3 

 6.3 

 8.9 



1.3 

 .2 



2.9 



26.5 

 •20.3 

 21.3 



6.8 

 1.0 

 4.8 



18.5 

 21.2 

 22.2 



14.9 



Oats 



10.6 



Wheat 



12.1 









4 



14.9 



10.0 



1.5 



22.7 



4.2 



20.6 



12.3 







Listed: Wheat 



1 

 1 

 4 



9.0 

 11.2 

 15.5 



7.1 

 5.5 

 11.4 



1.2 



1.5 

 1.7 



17.2 

 16.0 

 19.0 



2.1 



.5 

 2.8 



14.2 

 9.8 

 16.7 



8.6 





7.4 





11.2 







Green manured: 



Rye 



1 

 1 

 1 



14.7 

 12.0 

 10.1 



11.7 

 12.4 

 3.8 



3.7 

 1.7 

 1.7 



19.2 

 20.3 

 20.5 



1.5 

 1.5 

 3.9 



15.3 

 13.3 

 11.2 



11.0 





10.2 





8.5 









3 



12.3 



9.3 



2.4 



20.0 



2.3 



13.3 



9.9 









2 



18.4 



12.2 



4.8 



20.5 



9.0 



22.5 



14.6 











13.8 



9.2 



2.5 



20.0 



2.9 



16.5 



10.8 







Summary of Yields and Digest of Cost. 





(average 



Tillage treatment. 



Previous crop. 



Yields, values, etc. 

 per acre). 



FaU 

 plowed 



Spring 

 plowed 



(4 

 plats). 



Disked 

 (4 



Listed 

 (1 



Sub- 

 soiled 



(1 

 plat). 



Green 

 ma- 

 nured 



Sum- 

 mer 

 tiUed 



Corn 

 (6 



SmaU 

 grain 



(9 

 plats). 







(5 

 plats). 



plats). 



plat). 



(3 



plats). 



(2 

 plats). 



plats). 



Yields of grain: 























1909 



bushels . . 



12.1 



14.9 



15.5 



9.6 



11.2 



12.3 



18.4 



17.0 



11.2 



1910 



...do.... 



6.9 



10.0 



11.4 



7.1 



5.5 



9.3 



12.2 



12.0 



6.7 



1911 



...do.... 



3.1 



1.5 



1.7 



1.2 



1.5 



2.4 



4.8 



1.9 



2.3 



1912 



...do.... 



20.6 



22.7 



19.0 



17.2 



16.0 



20.0 



20.5 



22.1 



18.-5 



1913 



...do.... 



.8 



4.2 



2.8 



2.1 



.5 



2.3 



9.0 



3.2 



1.3 



1914 



do.... 



12.8 



20.6 



16.7 



14.2 



9.8 



13.3 



22.5 



16.6 



14.5 





9.4 



12.3 



11.2 



8.6 



7.4 



9.9 



14.6 



12.1 



9.1 





produc- 





Crop value, cost o 





















tion, etc.: 



























$6.58 

 6.56 



S8.61 

 6.09 



S7.84 

 4.75 



$6.02 

 5.55 



$5.18 

 7.17 



86.93 

 14.61 



S10. 22 

 11.50 







Cost 

















.02 



2.52 



3.09 



.47 



-1.99 



- 7.68 



- 1.28 













Only 1 plat up to 1911. 



& Only 1 plat after 1910. 



The results of six years are available for study at this station. 

 Three years have been years of good yields, one of light yield, and the 

 other two of poor yields. 



