14 BULLETIN" 218, U. S. DEPARTMENT OF AGRICULTURE. 
Table VI. — Yields and cost of production of oats by different methods at the Huntley 
Field Station, 1913 and 1914. 
Treatment and previous crop. 
Number 
of plats 
averaged. 
Yield per acre (bushels). 
1913 
1914 
Average. 
Fall plowed: 
\Vheat 
4 
1 
1 
37.5 
34.0 
34.0 
50.4 
48.4 
52.3 
Oats 
41 2 
Barley 
43 2 
Total or average 
6 
36.4 
50. 4 1 43. 4 
Spring plowed: 
Wheat 
1 
1 
2 
42.8 
35.3 
44.4 
55.6 
50.6 
60.3 
49 2 
Oats 
43.0 
Corn 
b° 4 
Total or average 
4 
41.7 
56.7 
49.2 
Sod breaking: 
Alfalfa 
1 
1 
46.9 
51.9 
51.9 
43.7 
49.4 
Brome-grass 
47.8 
Total or average 
2 
49.4 
47.8 
48.6 
Subsoiled : Oats 
1 
1 
8 
39.3 
45.6 
43.7 
52.8 
48.7 
62.2 
46.1 
Listed : Oats 
47.2 
Disked : Corn 
53.0 
Green manured: 
Rye i 
2 
2 
46.2 
64.5 
63.9 
59.7 
55.1 
Peas 
62.1 
Total or average 
4 
3~ 
55.4 
61.8 
58.6 
Summer tilled 
60.8 
57.6 
59.2 
45.6 
56.7 
51.2 
Summary of Yields and Digest of Cost. 
Tillage treatment. 
Previous crop. 
Yields, values, etc. 
(average per acre). 
FaU 
plowed 
(6 
plats). 
Spring 
plowed 
(4 
plats). 
Disked 
(8 
plats). 
Listed 
(lplat). 
Sub- 
soiled 
(lplat). 
Green 
ma- 
nured 
(4 
plats). 
Sum- 
mer 
tilled 
(3 
plats). 
Corn 
(10 
plats). 
Small 
grain 
(10 
plats). 
Sod (2 
plats). 
Yields of grain: 
1913... bushels.. 
1914 do.... 
36.4 
50.4 
41.7 
56.7 
43.7 
62.2 
4.5.6 
48.7 
39.3 
52.8 
55.4 
61.8 
60.8 
57.6 
43.8 
61.8 
38.1 
51.0 
49.4 
47.8 
Average 
43.4 
49.2 
53.0 
47.2 
46.1 
58.6 
59.2 
52.8 
44.6 
48.6 
Crop value, cost of 
production, etc.: 
S13. 02 
6.31 
S14.76 
5.84 
$15. 90 
4.50 
S14. 16 
5.30 
S13.83 
6.92 
817. .58 
14.36 
$17. 76 
11.25 
Cost 
Profit . 
6.71 
8.92 
11.40 
8.86 
6.91 
3.22 
6.51 
Barley was used as green manure in 1912. 
WILLISTON FIELD STATION. 
The experimental work at Williston, N. Dak., is conducted on a 
silt soil that carries a considerable supply of available water and on 
which the depth of feeding is limited only by the depth to which the 
character of the crop limits the development of roots. 
