|
NORTH
DAKOTA Agricultural Experiment Station, Fargo, ND; seeded 2001,
dryland�. |
|
|
2002 forage yield by harvest |
2001 |
01-02 |
% of Vernal |
|
Entry� |
6-14 |
7-12 |
8-20 |
10-24 |
total |
total |
total |
2002 |
01-02 |
|
|
-------------------------tons dry
matter/acre-------------------------
|
|
|
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 |
|
|
|
|
|
|
|
|
|
|
|
|
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