UV-irradiationandshadechangetheconcentrationofcatalpolinRehmanniaglutinosaseedlingandrhizosphere#ZhangPeipei1,ZhangZhongtian1,GuiMengyuan2,WangTaixia1**51015202530354045(1.CollegeofLifeScience,HenanNormalUniversity,HeNanXinXiang453007;2.CollegeofLifeScience,NorthWestUniversity,Xian710069)Abstract:ResearchwasconductedonRehmanniaglutinosaLibosch.,aChinesetraditionalmedicinalplant,toinvestigatethe...