OATS IN THE CiREAT PLAINS AREA. 
17 
has been by summer tillage. This is closely approached by rye as 
green manure with an average of 49 bushels and disked corn ground 
with an average of 47.5 bushels. 
Table VIII. — Yields and cos! of production of oats by different methods at the Dickinson 
Field Station, 1908 to 1914, inclusive. 
Treatment and previous 
crop. 
Number 
of plate 
averaged. 
Yield per acre (bushels). 
1908 
1909 
1910 
1911 
1912 
1913 
1914 
Aver- 
age. 
Fall plowed: 
Wheat 
3 
1 
1 
1 
6 
4 
1 
7 
1 
1 
1 
3 
5 
1 
1 
1 
3 
3 
37.9 
32.8 
44.7 
30.0 
63.6 
58.4 
61.9 
61.9 
32.0 
26.0 
27.8 
26.8 
2.0 
1.6 
1.4 
2.2 
(') 
C 1 ) 
0) 
C 1 ) 
( l ) 
0) 
C 1 ) 
C 1 ) 
C 1 ) 
C 1 ) 
0) 
0) 
C 1 ) 
60.2 
44.4 
61.0 
62.2 
17.9 
14.4 
19.5 
19.2 
35.6 
Oats 
29.6 
Barley 
36.1 
Flax 
33.7 
Total or average 
36.9 
62.2 
29.4 
1.9 
58.1 
17.8 
34.4 
Spring plowed: 
Wheat 
51.0 
48.4 
55.8 
65.4 
55.9 
70.8 
27.9 
32.0 
36.7 
3.1 
6.6 
6.0 
51.8 
33.0 
47.7 
22.6 
15.3 
18.9 
37.0 
Oats 
31.9 
Corn 
39.3 
Total or average 
52.0 
65.6 
31.0 
4.4 
48.0 
20.5 
36.9 
Sod breaking: 
Alfalfa 
65.6 
61.6 
54.7 
75.3 
65.0 
63.8 
33.7 
44.6 
29.0 
1.1 
2.8 
2.7 
45.3 
51.9 
55.0 
22.8 
27.2 
22.0 
40.6 
42.2 
37.9 
Total or average 
60.6 
68.0 
35.8 
2.2 
50.7 
24.0 
40.2 
Disked : Corn 
65.0 
75.6 
40.7 
12.8 
64.2 
26.7 
47.5 
Green manure: 
Rye'. 
59.7 
49.4 
65.3 
65.3 
70.3 
69.7 
46.3 
34.2 
28.0 
22.6 
6.4 
8.6 
59.4 
55.0 
57.8 
40.5 
33.1 
21.2 
49.0 
41.4 
41.8 
Total or average 
58.1 
68.4 
36.2 
12.5 
57.4 
31.6 
44.0 
57.7 
70.1 
47.2 
29.8 
57.1 
37.4 
49.9 
53.3 
67.8 
35.4 
8.9 
55.6 
24.5 
40.9 
Summary of Yields and Digest of Cost. 
Tillage treatment. 
Sod (3 
plats). 
Previous crop. 
Yields, values, etc. (average 
per acre). 
Fall 
plowed 
(6 
plats). 
Spring 
plowed 
(7 
plats). 
Disked 
(5 
plats). 
Green 
ma- 
nured (3 
plats). 
Sum- 
mer 
tilled (3 
plats) . 
Corn 
(7 
plats). 
Small 
grain 
(10 
plats). 
Flax (1 
plat). 
Yields of grain: 
1908 bushels.. 
1909 do.... 
1910 do.... 
1911 do.... 
1912 do.... 
1913>. do.... 
1914 do.... 
36.9 
62.2 
29.4 
1.9 
C 1 ) 
58.1 
17.8 
52.0 
65.6 
31.0 
4.4 
C 1 ) 
48.0 
20.5 
65.0 
75.6 
40.7 
12.8 
0) 
64.2 
26.7 
58.1 
68.4 
36.2 
12.5 
0) 
57.4 
31.6 
57.7 
70.1 
47.2 
29.8 
0) 
57.1 
37.4 
60.6 
68.0 
35.8 
2.2 
(') 
50.7 
24.8 
62.4 
74.2 
39.6 
10.8 
0) 
59.5 
24.5 
44.4 
62.9 
29.3 
2.8 
0) 
52.6 
19.3 
30.0 
61.9 
26.8 
2.2 
C 1 ) 
62.2 
19.2 
Average 
34.4 
36.9 
47.5 
44.0 
49.9 
40.2 
45.2 
35.2 
33.7 
Crop value, cost, etc.: 
810.32 
6.31 
811.07 
5.84 
814.25 
4.50 
813.20 
14.36 
814.97 
11.25 
Profit or loss 
4.01 
5.23 
9.75 
-1.16 
3.72 
Destroyed by hail. 
