Studi s on the autecology of Astragalus caragana F.et M in the Esfahan Province of Ira

摘要

The genus A stragalus is generally considered the largest plant genus of Iran with more than 800 species (Lock and Simpson, 1991 ).A stragalus caragana F.et M.is the most important species of this genus.A stragalus caragana is distributed in semi steppic regions of Esfahan province.This paper presents the autecology and grazing value of A stragalus caragana in Esfahan province.