Table 1. Traffic effects on forage yield of eight alfalfa cultivars at Fargo,
ND, in 2005, a wetter year.
Harvest dates
Traffic
treatment
6-20
7-19
8-30
10-31
total
------------ tons dry matter/acre ------------
No traffic
2.38
2.57
2.14
1.45
8.54
Traffic †
2.41
2.12
1.95
1.06
7.54
LSD (0.05)
NS
*
10%
10%
*
†Traffic treatment was one pass with a medium size tractor 5 days after harvest.