60 



300 



200 



- 100 



Q. 



LOW NK 

 MEDIUM iMK 

 \> HIGH NK 



i=i 



3. CNIC.N 



3EAM 



:OLLARD 



^ LOW NK 

 m MEDIUM NK 

 ^ HIGH NK 











CROPPING PATTERN HM-HM-HM 



=. PEA 5. =EA S. PEA 



:ropping pattern - lm- lm- lm 



X 



^ 300 



Q 

 •1 



^ LOW NK 

 m MEDIUM NK 



Z5 200 [- ^ HIGH NK 



00- 





m 



^i 





3 ONION SQUASH S, dEA 



CROPPING PATTERN HM-MM-L,VI 



r.-^v!^ 



LOW NK 

 MEDIUM NK 

 HIGH NK 





a 





mm 



a. ONION 



:a 



V.IjS^ 



CROPPING PATTERN HM-LiVI-VM 



Fig. 7- Soil potassium after harvest of each crop as influenced 

 by crop and fertilizer management levels over two crop- 

 ping cycles in the period 1977-79, Gainesville, FL. 

 Letters on the "bars indicate mean separation among 

 fertilizer levels within each cx'op "by least significant 

 difference, 3% level. 



