**Author details**

Ssu-Yao Yang1,2\*, Chyan-Deng Jan1 and Ji-Shang Wang<sup>3</sup>

\*Address all correspondence to: henry740913@gmail.com

1 Department of Hydraulic and Ocean Engineering, National Cheng Kung University, Tainan, Taiwan

2 USDA-ARS National Soil Erosion Research Lab, Purdue University, West Lafayette, IN, USA

3 Ecological Soil and Water Conservation Research Center, National Cheng Kung University, Tainan, Taiwan
