PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Agricultural Science Microbiology Plant Science Soil Science Fei Yun PeerJ Author Summary Agricultural Science Microbiology Plant Science Soil Science PeerJ Contributions Articles 1 September 13, 2019 Biochar application significantly affects the N pool and microbial community structure in purple and paddy soils Shen Yan, Zhengyang Niu, Haitao Yan, Fei Yun, Guixin Peng, Yongfeng Yang, Guoshun Liu https://doi.org/10.7717/peerj.7576 PubMed 31565561