As we know,the plant endophytic fungi are some important biological resources,and up to now,a large part of the plant endophytes which came from a variety of plant organizations had not yet been recognized by the people,and on the basis of checking out relative technical literature reported in both at home and abroad,the great majority chemical constituents produced by the endophytes were found to possess certain biological activity.This thesis was the further search for new active natural products from pte...