NORTH DAKOTA
Agricultural Experiment Station, Carrington, ND; seeded 2001,
dryland†. |
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|
2002 forage
yield by harvest |
2001 |
01-02 |
% of Vernal |
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Entry‡ |
6-14 |
7-12 |
8-20 |
10-24 |
total |
total |
total |
2002 |
01-02 |
|
-------------------------tons
dry matter/acre------------------------- |
|
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54V54 |
1.83 |
1.75 |
2.12 |
1.57 |
7.27 |
3.11 |
10.39 |
98.6 |
94.3 |
53Q60 |
1.82 |
1.74 |
2.19 |
1.38 |
7.13 |
3.26 |
10.40 |
96.7 |
94.4 |
Ameristand 403T |
1.99 |
1.70 |
2.18 |
1.47 |
7.34 |
3.05 |
10.38 |
99.4 |
94.3 |
WL 327 |
1.81 |
1.71 |
2.13 |
1.54 |
7.19 |
3.59 |
10.77 |
97.4 |
97.9 |
WL 342 |
1.84 |
1.76 |
2.19 |
1.53 |
7.32 |
2.81 |
10.13 |
99.2 |
92.0 |
Vernal |
1.97 |
1.61 |
2.28 |
1.52 |
7.38 |
3.63 |
11.01 |
100.0 |
100.0 |
|
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|
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|
|
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|
|
Mean |
1.88 |
1.71 |
2.18 |
1.50 |
7.27 |
3.48 |
10.51 |
98.6 |
95.5 |
LSD
(0.05) |
0.15 |
0.14§ |
0.20§ |
0.17§ |
0.36§ |
0.29 |
0.41 |
5.9§ |
3.7 |
CV (%) |
6.1 |
6.4 |
7.0 |
8.4 |
3.8 |
6.3 |
2.9 |
3.8 |
2.9 |
MCV (%) |
8.0 |
8.4 |
9.2 |
11.0 |
5.0 |
8.3 |
3.9 |
5.0 |
3.9 |
LSR (%) |
83.5 |
96.7 |
125.3 |
86.9 |
146.0 |
32.9 |
46.1 |
146.0 |
46.1 |
†Design: Randomized complete
block Fertilization: 100 lb
K + 50 lb P/a Soil type:
Fargo silt clay
Seeding method: Broadcast Cuttings: 2001 (2), 2002 (4) Replicates: Five
Seeding rate: 25 lb/acre Plot
size: 5 by 25' Herbicide:
None in 2002
Seeding date: May 4, 2001 Harvest plot: 38" by 20' Insecticide:
None in 2002
‡Seed obtained from Dan Undersander at
University of Wisconsin
§F - test not significantly different