81 



Table 11. A comparison of three rapid methods of estimating total 

 sulfur in soils. 







S 

 added 







Total 



S 







Soil 



Mg(NO 

 dig 



3 ) 2 /HN0 3 

 estion 



NaHC03 digestion 



(Bardsley & 

 Lancaster, 1960) 



Leco 





























-ppm 









Myakka A 







 4 

 3 





65 

 70 

 70 





68 

 68 

 68 





90 

 110 

 100 



Myakka B 







 4 

 8 





58 

 60 

 66 





52 

 53 

 56 





90 



60 



100 



Kendrick 



A 





 4 

 8 





68 

 69 



74 





57 

 61 

 61 





100 

 110 

 110 



Kendrick 



B 





 4 

 8 





24 

 26 

 30 





<20 

 <20 

 <20 





30 

 <15 



15 



