The antibacterial activities of twenty strains of endophytic fungi isolated from Eucommia ulmoides and their secondary metabolites were screened with Staphylococcus aureus,Bacillus subtilis and Escherichia coli. The results showed that there were fifteen strains that at least presented antibacterial activities to one of the tested bacteria,the secondary metabolites from nineteen strains that at least presented antibacterial activities to one of the tested bacteria,and three strains and their secondary metab...