title: [Studies on sesquiterpenelactones. IX. Seasonal variation of chemical constitution of Artemisia feddei collected in Kochi prefecture].
mesh_terms: D007564:Japan; D007783:Lactones / Q000302:isolation & purification; D010936:Plant Extracts / Q000032:analysis; D010946:Plants, Medicinal / Q000032:analysis*; D012621:Seasons; D013729:Terpenes / Q000302:isolation & purification*
chemical_list: D007783:Lactones; D010936:Plant Extracts; D013729:Terpenes