Preface: Environmental nanotechnol.
National University of Kaohsiung, Taiwan. Electronic address: lien.sam@nuk.edu.tw.
Hsing-Lung
HL
Lien
National Taiwan University, Taiwan.
Yang-Hsin
YH
Shih
Texas Tech University, USA.
Weile
W
Yan
Korea Biochar Research Center & Kangwon National University, South Korea.
Yong Sik
YS
Ok