1. Korea Biochar Research Center & Department of Biological Environment, Kangwon National University, Chuncheon 200-701, Republic of Korea
2. Department of Environmental Engineering, Chosun University, Gwangju 501-759, Republic of Korea
3. Department of Agronomy and Medicinal Plant Resources, Gyeongnam National University of Science and Technology, Jinju 660-758, Republic of Korea