TY - Bulletin of Botanical Research A1 - ZHENG Jing-Yuan, LI Yun-Zeng, ZHOU Cui-Cui, LU Yun-Shen, WANG Xiu-Hua T1 - Study on Embryology of Ulmus pumila L. Y1 - 2017-09-15 JF - Bulletin of Botanical Research JO - Bulletin of Botanical Research SP - 651 EP - 657 VL - 37 IS - 5 UR - https://bbr.nefu.edu.cn N1 - 10.7525/j.issn.1673-5102.2017.05.003 ER -