Spring Fieldwork Off To Late Start In MinnesotaSpring fieldwork is off to a late start because of winter's stubborn grip on Minnesota. But yields shouldn't be hurt as long as farmers can get into their fields soon after Easter. Southeastern Minnesota got a fresh dusting of snow Monday. But fieldwork has barely begun. The forecast calls for below-normal temperatures with the possibility of more snow. Yet southern Minnesota is rapidly approaching the traditional start of its ideal period for planting corn.