CEOP PRODUCTION IN THE GREAT PLAINS AREA. 
17 
summer tillage. At Dickinson this method has been responsible for 
a decrease and at Belle Fourche and Dalhart for an increase in yields. 
Table VI. — Average yields and digest of cost of production per acre of corn by different 
methods of tillage at thirteen stations in the Great Plains area. 
Points covered. 
Yields per acre: 
{Number of plats 
Grain... bushels 
Stover, .pounds 
[Number of plats 
Huntley \ Grain. . .bushels 
[Stover, .pounds 
(Number of plats 
Grain... bushels 
Stover, .pounds 
{Number of plats 
Grain... bushels 
Stover, .pounds 
[Number of plats 
Edgeley < Grain... bushels 
[Stover, .pounds 
{Number of plats 
Grain... bushels 
Stover, .pounds 
[Number of plats 
Scottsbhiff ^ Grain, .bushels. 
IStover.. pounds 
[Number of plats 
North Platte. A Grain., .bushels 
[Stover, .pounds 
[Number of plats 
Akron -(Grain... bushels 
[Stover, .pounds 
{Number of plats 
Grain... bushels 
Stover, .pounds 
{Number of plats 
Grain... bushels 
Stover, .pounds 
[Number of plats 
Dalhart < Grain . . . bushels 
[Stover, .pounds 
(Number of plats 
Amarillo < Grain., .bushels 
IStover. .pounds 
Cost of production 
Profit or loss (— ): 
Judith Basin 
Huntley 
Williston 
Dickinson 
Edgeley 
Belle Fourche 
Scottsbhiff 
North Platte 
Akron 
Hays 
Garden City 
Dalhart 
Amarillo 
Fall plowed 
after — 
Corn. 
5 

5,744 
2 
14.0 
5 
15.3 
5,542 
19.9 
2,105 
7.0 
3,039 
6 
10.0 
2,288 
3 
30.1 
1,753 
18.2 
2,383 
20.0 
2,292 
6 
6.2 
3,226 
5 

3,020 
8.1 
2,711 
7 
5.! 
2,491 
$7.49 
4.00 
.87 
9.71 
4.67 
1.38 
1.09 
8.06 
4.56 
5.09 
1.44 
-1.45 
1.37 
Small 
45 

5,275 
12 
19.4 
1,497 
20 
12.8 
1,743 
24 
20.6 
2,144 
40 
8.2 
3,201 
24 
8.1 
1,655 
27 
24.5 
2.516 
72 
13.3 
2,143 
72 
12.9 
1,769 
24 
5.5 
3,512 
55 

2,768 
72 
7.3 
2,569 
77 
5.4 
2,301 
$7.49 
3.06 
3.26 
11.92 
5.04 
2.19 
- .94 
7.34 
2.12 
1.21 
1.73 
-1.95 
.57 
- .73 
Spring plowed 
after — 
Corn. 
5 

6,002 
2 
21.8 
1,375 
5 
15.1 
5,780 
7.3 
3,129 
9.8 
2,145 
27.9 
1,913 
18. 
2,438 
6 
19.4 
3,668 
5 

3,047 
9.5 
2,725 
7 
5.1 
1,921 
$7.11 
4.89 
4.36 
10.49 
6.21 
2.07 
1.10 
7.88 
5.17 
5.43 
2.67 
-1.02 
2.14 
-1.23 
Small 
grain. 
80 

5,193 
32 
25.2 
1,654 
60 
14.1 
8,537 
19.8 
2,408 
160 
8.4 
3,245 
102 
7.8 
1,724 
60 
27.5 
2,770 
72 
13.2 
2,307 
54 
13.7 
1,746 
60 
6.9 
3,290 
55 

2,688 
42 
7.0 
21 
4.3 
2,023 
$7.11 
3.28 
6.28 
11.60 
5.63 
2.74 
- .51 
9.43 
2.78 
1.86 
2.23 
-1.73 
.25 
-1.34 
Sub- 
soiled 
after 
corn. 
5 

6,130 
2 
19.8 
1,945 
9.4 
2,125 
3 
26.8 
2,280 
16.8 
2,113 
3,486 
5 

3,363 
7 
6.0 
2,481 
$8. 18 
4.08 
- .17 
7.10 
2.77 
2.11 
-1.45 
.82 
Listed 
after 
corn. 
10 

5,982 
2 
26.3 
1,605 
6 
10.3 
2,129 
3 
24.9 
1,740 
12 
13.9 
1,962 
6.2 
3,093 
10 

2,819 
6 
14.0 
2,588 
14 
7.0 
1,925 
m. 
5.98 
7.75 
2.40 
7.46 
3.50 
- !34 
4.80 
.67 
Sum- 
mer 
tilled. 
5 

5,656 
2 
26.1 
5 
17. 
5,924 
14.5 
1,822 
6.8 
2,926 
17.0 
2,178 
3 
39.0 
3,200 
8 
20.8 
2,711 
6 
20.9 
2.257 
6 
9.9 
3,929 
5 

4,700 
13.7 
3,900 
$12.36 
-1.05 
1.47 
6.53 
-2.92 
-3.79 
-1.20 
9.64 
1.38 
.51 
- .54 
-2.96 
.92 
-2.85 
Num- 
ber of 
years 
aver- 
