Species per 0.1 m^ plot 



Species per 0.1 m^ plot 



> Species per 20 plots 



lO-i 



9- 



8- 



7- 



6- 





5- 



4 - 



3- 



2- 



Species per 20 plots 



T 



\ 



T 



1978 



1979 1980 



1978 1979 1980 



Figure 20. Species density in the Ag.sm/Boqr 

 community, 1978-1980. 



Figure 21. Species density 



in the Stco/Bogr-Caf i 

 community, 1978-1980. 



