Shen, Yujun, Lixin Zhao, Haibo Meng, Hongsheng Cheng, Jingtao Ding, Jiarui Wang, Shanshan Dong, Xi Zhang, Liqiu Song, and Shengwei Zheng. 2019. “Metagenome Analysis Reveals Potential Microbial Functions in Topsoil of wheat–maize Rotation System With Five-Year Application of Fertilizers”. International Journal of Agricultural and Biological Engineering 12 (6):177-84. https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/4849.