Table 3. Traffic effects averaged across several alfalfa cultivars at Fargo, |
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|---|---|---|---|---|---|---|---|---|---|---|
ND in 2007. |
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Harvest dates |
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| Traffic† treatment |
2004:
|
6-5 |
7-6 |
8-7 |
10-12 |
Total |
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2005: |
6-5 |
7-6 |
8-10 | 10-25 |
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2006: |
6-5 |
7-6 |
8-8 |
10-25 |
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- - - - - - - - - - - tons dry matter/acre - - - - - - - - - - - |
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FA-04, 2004 seeding, 8 varieties |
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| No traffic | 3.12 |
1.86 |
1.60 |
1.07 |
7.65 |
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| Traffic | 3.14 |
1.57 |
1.30 |
1.05 |
7.06 |
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| LSD (0.05) | NS |
* |
NS |
NS |
NS |
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FA-05, 2005 seeding, 12 varieties |
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| No traffic | 2.93 |
1.83 |
1.40 |
0.83 |
7.00 |
|||||
| Traffic | 2.89 |
1.63 |
1.23 |
0.76 |
6.51 |
|||||
| LSD (0.05) | NS |
NS |
NS |
NS |
* |
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FA-06, 2006 seeding, 8 varieties |
||||||||||
| No traffic | 2.69 |
1.90 |
1.19 |
0.80 |
6.58 |
|||||
| Traffic | 2.70 |
1.73 |
1.08 |
0.64 |
6.16 |
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| LSD (0.05) | NS |
* |
* |
* |
* |
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†Traffic treatment was one pass with a medium size tractor 5 days after harvest |