Livestock manure-based organic fertilization facilitates the transmission of antibiotic resistance genes across the soil-onion continuum: A significant contribution from root exudates - Zixuan Zhao; Bin Luo; Tao Cao; Tongtong Bai; Yifan Sun; Hengrui Liu; Li Zhang; Jun Xie; Jun Wang; Huakang Li; Zichen Duan; Zixuan Gao; et al. (Soil Biology and Biochemistry, 2025)