TY - Bulletin of Botanical Research A1 - XING Wen-Miao, CHEN Min, FENG Chang-Yin, MENG Xian-Ming, TIAN Meng-Fei, MU Fan-Song, LUO Meng T1 - Optimization of Ultrasound Assisted Acid Hydrolysis Process for Extracting Vitexin from Crataegus pinnatifida Bge. var. major N.E.Br. Leaf Y1 - 2020-01-05 JF - Bulletin of Botanical Research JO - Bulletin of Botanical Research SP - 148 EP - 152 VL - 40 IS - 1 UR - https://bbr.nefu.edu.cn N1 - 10.7525/j.issn.1673-5102.2020.01.020 ER -