SPRING WHEAT IN THE GREAT PLAINS AREA. 
33 
supplied that may find application in the growth of other crops 
better adapted to conditions. The benefit of the stored moisture 
accumulated in the soil by summer tillage or other methods is 
usually seen in the increased growth of straw, but never has it 
together with the rainfall been sufficient to mature the crop of grain 
it has promised. This indicates the advisability of growing feed 
crops which can be saved and utilized even though they do not 
mature gram. 
Table XVI. 
Yields and cost of production of spring wheat by different methods at the 
Garden City Field Station, 1909 to 1914, inclusive. 
Number 
of plats 
aver- 
aged. 
Yield per acre (bushels). 
Treatment and previous crop. 
1909 
1910 
1911 
1912 
1913 
1914 
Aver- 
aged. 
Fall plowed: 
Corn 
1 
3 
2 
2.2 
1.6 
3.4 
9.2 
5.1 
5.0 



7.3 
7.5 
3.9 
H 
H 
H 
H 
H 
H 
H 
H 
H 
H 
H 
5.7 
8.0 
3.9 
4.9 
Oats 
4.4 
Wheat 
3.2 
6 
2.3 
5.8 
6.3 
5.9 
4.1 
Spring plowed: 
1 
1 
1 
4.0 
2.5 
2.1 
3.5 
2.7 
2.5 



8.2 
10.0 
3.5 
( 6 ) 
3.1 
1.5 
3.9 
Oats 
3.7 
Wheat 
1.9 
3 
2.9 
2.9 
7.2 
2.3 
3.1 
1 
1 
2 
1 
1 
3.2 
2.9 
1.2 
1.4 
0.9 
5.7 
5.2 
5.2 
5.8 
4.8 


• 


11.0 
7.7 
10.0 
8.8 
7.5 
5.8 
5.3 
6.7 
( b ) 
( b ) 
5.1 
Subsoiled 
4.2 
Disked: Corn 
4.6 
Green manured: 
Rye 
c4.0 
Peas 
c3.3 
Total or average 
2 
1.2 
5.3 
8.2 
( b ) 
c3.7 
Summer tilled 
3 
5.6 
7.6 

8.8 
7.9 
6.0 
Average of all 18 plats 
2.8 
5.4 
7.8 
5.6 
4.3 
Summary of Yields and Digest of Cost. 
Tillage treatment. 
Previous crop. 
Yields, values, etc. 
(average per acre). 
Fall 
plowed 
(6 plats). 
Spring 
plowed 
(3 plats). 
Disked 
(2 plats). 
Listed 
(1 plat). 
Sub- 
soiled 
(1 plat). 
Green 
manured 
(2 plats). 
Summer 
tilled 
(3 plats). 
Corn 
(4 plats). 
Small 
grain 
(9 plats). 
Yields of grain: 
1909 bushs.. 
1910 do.... 
1911 do.... 
1912 do.... 
1913 do.... 
1914 do.... 
2.3 
5.8 

6.3 
H 
5.9 
2.9 
2.9 

7.2 
H 
2.3 
1.2 
5.2 

10.0 
H 
6.7 
3.2 
5.7 

11.0 
H 
5.8 
2.9 
5.2 

7.7 
H 
5.3 
1.2 
5.3 

8.2 
H 
5.6 
7.6 

8.8 
H 
7.9 
2.1 
5.8 

8.9 
H 
6.2 
2.5 
4.6 

6.9 
H 
4.9 
Average 
4.1 
3.1 
4.6 
5.1 
4.2 
3.7 
6.0 
4.6 
3.8 
Crop value, cost of 
production, etc.: 
Value 
S2.87 
6.56 
$2.17 
6.09 
$3.22 
4.75 
$3.57 
5.55 
$2.94 
7.17 
$2.59 
14.61 
$4.20 
11.50 
Cost 
Loss 
-3.69 
-3.92 
-1.53 
-1.98 
-4.23 
-12.02 
-7.30 
o H= Destroyed by hail. 
b Crop blown out. 
Average of 4 years only. 
