PeerJ Author 200 Points Contributions by role Author 200 Contributions by subject area Agricultural Science Microbiology Environmental Contamination and Remediation Hui Zhang PeerJ Author Summary Ecology PeerJ Contributions Articles 2 May 7, 2019 Promotion of growth and metal accumulation of alfalfa by coinoculation with Sinorhizobium and Agrobacterium under copper and zinc stress Liru Jian, Xiaoli Bai, Hui Zhang, Xiuyong Song, Zhefei Li https://doi.org/10.7717/peerj.6875 PubMed 31119081 July 10, 2018 Nickel and cobalt resistance properties of Sinorhizobium meliloti isolated from Medicago lupulina growing in gold mine tailing Zhefei Li, Xiuyong Song, Juanjuan Wang, Xiaoli Bai, Engting Gao, Gehong Wei https://doi.org/10.7717/peerj.5202 PubMed 30018859