118 



Table 25. Extractable sulfate sulfur in treated 

 soils used in a greenhouse evaluation 

 of subsoil sulfur availability. 



Soil 

 series 



Fertilizer 





Extractable 



S 





soil S 





















4 



20 





22 









3 









3" 









4 



20 





16 









4 



20 





21 



Myakka 



Lakeland 



Orangeburg 



Norfolk 



The failure to apply S to this treatment is evi- 

 dent in the extractable S level. 



