TY - Bulletin of Botanical Research A1 - LI Zhan-Jun, ZHANG Hou-Liang, GUO Xing, FAN Rui-Hong, MA Ke, LIU Ji-Yun, YANG Feng-Jian T1 - Effects of Different Improvement Measures on Soil Structure and Element Composition,Photosynthesis and Growth of Poplar Leaves in Severe Saline-alkali Soils of Songnen Plain Y1 - 2019-09-05 JF - Bulletin of Botanical Research JO - Bulletin of Botanical Research SP - 733 EP - 739 VL - 39 IS - 5 UR - https://bbr.nefu.edu.cn N1 - 10.7525/j.issn.1673-5102.2019.05.012 ER -