Figure Page 



15. A contour plot of the depth the the argillic horizon (cm) 



in the experimental area on a Kendrick fine sand at 



Green Acres Agronomy Farm 144 



16. The effect of S concentration in bahiagrass and bermuda- 



grass on relative yields at high N rates 145 



17. Annual sources and cycling of sulfur (kg/ha/yr) in the 



surface (0-15 cm) of a north Florida Spodosol 147 



xx 



