Study on Influencing Factors of Ursolic Acid and Oleanolic Acid from Paulownia Leaves
XING Ya-li1, BI Liang-wu1,2*, ZHAO Zhen-dong1,2, XIA Tian-juan1, CHENG Xian1
NATURAL PRODUCT RESEARCH AND DEVELOPMENT . 2014, (Suppl1): 63 -66 .