Stco 



• Agsm 



*— Bogr 



«... 



500-1 



400- 



300- 





200- 



100- 



Hemicryptophytes 

 (mostly Cafi) 



T 



T 



1977 



1978 1979 



1980 



600-1 



500- 



400- 



300- 



200- 



100- 





—1 1 — 



1977 1978 



1979 



1980 



Figure 10. Net aerial production of three 

 grasses and hemicryptophytes 

 in the Stco-Agsm/Boqr community, 

 1977-1980. 



Figure 11. Net aerial production 

 of three species in 

 the Agsp/Bogr-Cafi 

 community, 1977-1980. 



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