f'^ Rpt. Office of Experiment Stations, '9?6. 



Plate VIII. 



Fig. 1.— Corn Grown on Undrained Field. 



Fig. 2.— Corn Grown on Field with Tile Drains 70 Feet Apart. 



Fig. 3. -Corn Grown on Field With Tile Drains 40 Feet Apart. 

 [Originally the wettest portion of the area.] 



RESULTS OF EXPERIMENTS IN TILE DRAINAGE ON HEAVY 

 LACUSTRINE CLAY, WISCONSIN STATION. 



