data soils; input Soil $ Solution $ Sulfur; datalines; Troop CaCl 5.07 Troop NH4OAc 4.43 Troop Ca(H2PO4)2 7.09 Troop Water 4.48 Lakeland CaCl 3.31 Lakeland NH4OAc 2.74 Lakeland Ca(H2PO4)2 2.32 Lakeland Water 2.35 Leon CaCl 2.54 Leon NH4OAc 2.09 Leon Ca(H2PO4)2 1.09 Leon Water 2.70 Chipley CaCl 2.34 Chipley NH4OAc 2.07 Chipley Ca(H2PO4)2 4.38 Chipley Water 3.85 Norfolk CaCl 4.71 Norfolk NH4OAc 5.29 Norfolk Ca(H2PO4)2 5.70 Norfolk Water 4.98 ; options ls=78 ps=59 nocenter nodate; proc glm data=soils; class soil solution; model sulfur = soil solution ; title 'RCBD for Sulfur extraction across different Florida Soils'; run;