Cao, Zhao, Yujia Li, Xinran Xie, Huadong Zhang, and Shoujun Yang. 2025. “Fruit Tree (Malus Domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding Time”. BioResources 20 (3):5533-52. https://ojs.bioresources.com/index.php/BRJ/article/view/24598.