Oakes Irrigation Research Site |
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Carrington
Research Extension Center * North Dakota State University |
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P.O. Box 531, Oakes, ND 58474-0531, Phone: (701)
742-2744, FAX: (701) 742-2700, E-mail: |
Walter.Albus@ndsu.edu |
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Table 2. The affect of corn stover removal from 0 to
100% on grain yield and other agronomic parameters for corn on soybean plots
(Block III) in 2010. |
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Stalk DM |
Chloropyll |
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2010 |
Stover |
Grain |
Harvest |
Test |
Removal |
Meter Reading |
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Grain |
Silk |
Mature |
Ear |
Ear/ |
Nutrients in Stover - 2010 |
Nutrient |
Removal |
Yield1 |
Moisture |
Wt. |
2010 |
21-Jul |
4-Aug |
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Oil |
Protein |
Starch |
Date |
Date |
Height |
Plant |
N |
P |
K |
Value |
% |
bu/ac |
% |
lb/bu |
ton/ac |
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---------------%-------------- |
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lb/ac |
lb/ac |
lb/ac |
$/ac |
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0 |
219.4 |
21.6 |
56.7 |
0.0 |
59.4 |
60.4 |
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2.2 |
7.6 |
75.1 |
7/16 |
7/15 |
34.7 |
1.01 |
0 |
0 |
0 |
0 |
33 |
214.7 |
21.3 |
56.5 |
1.9 |
58.5 |
59.7 |
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2.4 |
7.7 |
74.9 |
7/15 |
7/15 |
33.1 |
1.02 |
26 |
2 |
39 |
36 |
67 |
213.1 |
20.1 |
57.3 |
3.2 |
57.5 |
58.4 |
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2.2 |
7.5 |
75.2 |
7/14 |
7/15 |
33.7 |
1.01 |
42 |
3 |
75 |
65 |
100 |
213.0 |
20.3 |
57.5 |
4.8 |
58.7 |
59.9 |
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2.4 |
8.0 |
74.6 |
7/14 |
7/14 |
33.4 |
1.03 |
67 |
4 |
93 |
88 |
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Mean |
215.0 |
20.8 |
57.0 |
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58.5 |
59.6 |
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2.3 |
7.7 |
74.9 |
7/15 |
7/14 |
33.7 |
1.02 |
34 |
2 |
51 |
47 |
CV% |
2.6 |
4.1 |
0.7 |
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2.2 |
2.0 |
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9.7 |
2.6 |
0.6 |
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3.4 |
2.31 |
10.9 |
27.1 |
29.1 |
19.1 |
LSD.05 |
8.8 |
1.4 |
0.7 |
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2.1 |
1.9 |
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0.4 |
0.2 |
0.7 |
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NS |
0.04 |
6 |
1 |
24 |
14 |
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1Yield adjusted to 15.5%
moisture. |
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Planting Date =
April 27; Harvest Date = October 15 ; Previous Crop = Soybean. |
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Fertilizer Rate
lbs/acre = 180 N, 40 P2O5, 17 S; Irrigation = 9.8 inches |
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Carbon I corn on
corn stover removal 2010 |
Table |
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Figures
1-6 |
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Detailed material and
methods |
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Oakes Irrigation
Research Site |
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Home page |
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Report
2010 |
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