[22] Yang R, Xu Q, Long H L. Spatial distribution characteristics and optimized reconstruction analysis of China's rural settlements during the process of rapid urbanization[J]. Journal of Rural Studies, 47, 413-424(2016).

[23] Wang X G, Xi J C, Yang D Y et al. Spatial differentiation of rural touristization and its determinants in China: A geo-detector-based case study of Yesanpo scenic area[J]. Journal of Resources and Ecology, 7, 464-472(2016).

[25] Zhu H, Liu J M, Chen C et al. A spatial-temporal analysis of urban recreational business districts: A case study in Beijing, China[J]. Journal of Geographical Sciences, 25, 1521-1536(2015).

[26] Shen J, Zhang N, Gexigeduren et al. Construction of a GeogDetector-based model system to indicate the potential occurrence of grasshoppers in Inner Mongolia steppe habitats[J]. Bulletin of Entomological Research, 105, 335-346(2015).

[27] Zhang N, Jing Y C, Liu C Y et al. A cellular automaton model for grasshopper population dynamics in Inner Mongolia steppe habitats[J]. Ecological Modelling, 329, 5-17(2016).

[29] Wang J F, Li X H, Christakos G et al. Geographical detectors based health risk assessment and its application in the neural tube defects study of the Heshun Region, China[J]. International Journal of Geographical Information Science, 24, 107-127(2010).