Bui. 721, U. S. Dept. of Agriculture. 
Plate VI. 
Fig. 1.— Preparing Land for Sugar Beets by Plowing under a Crop of Alfalfa, 
One of the Best Green Fertilizers When Thus Treated in the Fall. 
Fig. 2.— Hauling Sugar Beets to the Mill, the Cost Being Greatly Reduced 
by Good Roads. 
