Cao, Jie, Haoli Qu, Ruirong Li, Pengjun Wang, and Mingjiang Chen. 2025. “Effects of Returning Organic Fertilizer and Biochar to Soil on Surface Electrochemical Properties and Nutrients”. BioResources 21 (1):67-80. https://ojs.bioresources.com/index.php/BRJ/article/view/25210.