**Author details**

Wei-Yu Shi1 \* † , Xiao-Cong Zhu1†, Feng-Bao Zhang2 , Kai-Bo Wang2 , Lei Deng2 and Ming-Guo Ma1

1 Research Base of Karst Eco-Environments at Nanchuan in Chongqing of Ministry of Nature Resources and Chongqing Engineering Research Center for Remote Sensing Big Data, School of Geographical Sciences, Southwest University, Chongqing, China

2 State Key Laboratory of Soil Erosion and Dryland Farming on Loess Plateau, Institute of Soil and Water Conservation, Northwest A&F University, Yangling, Shaanxi, China

\*Address all correspondence to: shiweiyu@swu.edu.cn

† These authors contributed equally to this chapter.

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
