Study on antimicrobial activity and classification of endophytic fungi from Glehnia littoralis Genetic Diversity of Glehnia littoralis Populations Revealed by ISSR Molecular Markers Effects of human trampling on sand-beach grass communities of the middle Yellow Sea Effects of P and K fertilizer on content of coumarin and yield of Glehnia littoralis Genetic diversity analysis of Glehnia littoralis(Apiaceae)revealed by SRAP Chemical constituents from root and rhizome of Glehnia littoralis TLC-UV Spectrophotometric Determination of Imperatorin and Isoimperatorin in Radix Glehniae Herbalogical Studies of the Chinese Drug Fangfeng Histochemical allocation of coumarin in Glehnia littoralis Studies on the Occurrence and Control of Glehnia littorralis Borer