142 



Table 33. Extractable and total sulfur in bermuda- 

 grass plots from Green Acres Agronomy 

 Farm. 











Extractable 



Total 



Fertilizer 



Depth or horizon 



soil 



S 



soil S . 



S 



1978 



1979 



(1978) 



— kg/ha 





200 kg/ha 



N 



ppm- 











0-15 



2 



2 



58 







15-30 



3 



2 



22 





ab 



ove argillic 





7 



12 







argillic 



20 



19 



70 



10 





0-15 



3 



? 



57 







15-30 



3 



2 



21 



20 





0-15 



3 



2 



59 







15-30 



4 



1 



28 



40 





0-15 



3 



4 



60 







15-30 



3 



2 



24 





ab 



ove argillic 



4 



4 



10 







argillic 



21 



18 



76 







400 kg/ha 



N 













0-15 



2 



2 



59 







15-30 



3 



1 



30 



10 





0-15 



3 



3 



59 







15-30 



3 



2 



30 



20 





0-15 



4 



3 



53 







15-30 



3 



2 



28 



40 





0-15 



3 



4 



62 







15-30 



3 



2 



29 



20* 





0-15 



3 



4 



56 







15-30 



3 



2 



24 



Each value is the mean of samples from four plots. 



S rate was split and applied in four equal appli- 

 cations during the season. 



