Phosphorus-saturated magnesium-modified biochar for aerobic composting of livestock manure: Co-optimizing ammonia mitigation and heavy metal passivation - Hao Ding; Yahui Ji; Yuanyuan Feng; Ruiqian Liu; Yueqin Cheng; Tianyi Wang; Yudong Chen; Yingjie Zhao; Lisha Wang; Lihong Xue; Dengyu Chen; Yanfang Feng (Journal of Environmental Chemical Engineering, 2026)