141 



20,000r 



15,000 



Annual 

 dry matter 

 yield 

 (kg/ha) 



10,000 



1979 

 ^ 1978 



ab 



to 



Q£ 



SL 



Si 



/ 



I 



A 







Fert 5 ^?°a, 10 20 40 



Fert. N (kg/ha) 200 



/ 

 / 

 / 



1 



/ 

 / 



/ 

 / 



\ 



/ 

 / 



3l 



/ 



ab 



I 



/ 

 / 



/ 



10 20 40 20 

 400 



* Spl it S applications 



Letters indicate significant differences at 0.05 level 



using Duncan's New Multiple Range Test. 



Fig. 14. The effect of sulfur and nitrogen rates on the annual yield 

 of bermudagrass on a Kendrick fine sand. 



