Climate Change and Biogeochemical (C, N) Cycle.
Vadose Zone Hydrology and Ecohydrology.
Ecosystems Function and Service (Restoration & Assessment).
Soil Threats Assessment (Sealing, Compaction, Erosion & Carbon Loss).
GIS and Remote Sensing.
Ph.D. Ecology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing, PR China, 2008
M.S. Physical Geography, Beijing Normal University, Beijing, PR China, 2005
B.S. Resources and Environment Management, Southwest Normal University (currently Southwest University), Chongqing, PR China, 2002
Postdoctoral Fellow, Bureau of Economic Geology, Jackson School of Geosciences, The University of Texas at Austin, USA, 2011- Present.
Postdoctoral Researcher, Department of Civil and Environmental Engineering, University College Cork, Cork, the Republic of Ireland, 2008-2011.
Assistant Manager of GIS Lab, Southwest Normal University (currently Southwest University), Chongqing, PR China, 1999-2001.
Xu, X., Liu, W., Zhang, C., Kiely, G., 2011. Estimation of soil organic carbon stock and its spatial distribution in the Republic of Ireland. Soil Use and Management 27, 156–162.
Xu, X., Liu, W., Kiely, G., 2011. Modeling the change in soil organic carbon of grassland in response to climate change: Effects of measured versus modelled carbon pools for initializing the Rothamsted Carbon model. Agriculture, Ecosystems & Environment 140,372-381.
Liu, W., Xu, X.*, Kiely G., 2011. Spatial variability of remotely sensed soil moisture in a temperate-humid grassland catchment. Ecohydrology (in press).
Zhang, C., Tang, Y., Xu, X., Kiely, G., 2011. Towards spatial geochemical modelling: use of geographically weighted regression for mapping soil organic carbon contents in Ireland. Applied Geochemistry 26, 1239–1248.
Song, C.J., Ma, K.M., Qu, L.Y., Liu, Y., Xu, X.L., Fu, B.J., Zhong, J.F., 2010. Interactive effects of water, nitrogen and phosphorus on the growth, biomass partitioning and water-use efficiency of Bauhinia faberi seedlings. Journal of Arid Environments 74(9), 1003-1012.
Song, C.J., Ma, K.M., Fu, B.J., Qu, L.Y., Xu, X.L., Liu, Y., Zhong, J.F., 2010. Distribution patterns of shrubby N-fixers and non-N fixers in an arid valley in Southwest China: implications for ecological restoration. Ecological Research 25(3), 553-564.
Xu, X., Kiely, G., Lewis, C., 2009. Estimation and analysis of soil hydraulic properties through infiltration experiments: comparison of BEST and DL fitting methods. Soil Use and Management 25, 354-361
Xu, X.L., et al., 2009. Runoff and water erosion on road side-slopes: Effects of rainfall characteristics and slope length. Transportation Research Part D 14, 497-501.
Xu, X.L., Ma, K.M., Fu, B.J., Liu W., Song, C.J, 2009. Soil and water erosion under different plant species in a semiarid river valley, SW China: the effects of plant morphology. Ecological Research 24, 37-46.
Liu, W., Xu, X.L.*, et al., 2009. Spatial Distribution of Land Cover and Vegetation Activity along Topographic Gradient in an Arid River Valley, SW China. Journal of Mountain Science 6, 274–285.
Kiely, G., Xu, X., et al., 2009. Celticflux: Measurement and modeling of GHG fluxes from grasslands and a peatland in Ireland. AsiaFlux Newsletter 28, 4-12.
Xu, X.L., Ma, K.M., Fu, B.J., Song, C.J, Liu W., 2008. Relationships between vegetation and soil and topography in a dry-warm river valley, SW China. Catena 75, 138-145.
Xu, X.L, Ma, K.M., Fu, B.J., Song, C.J, Liu W., 2008. Influence of three plant species with different morphology on runoff and soil loss in a semiarid river valley, SW China. Forest Ecology and Management 256, 656-663.
Zhang, K.L., Shu, A.P., Xu, X.L., Yu, B., Yang, Q.K., 2008. Soil erodibility and its estimation for agricultural soils in China. Journal of Arid Environments 72(6), 1002-1011.
Xu, X., Zhang, K., Kong, Y., Chen, J. Yu, B., 2006. Effectiveness of erosion control measures along the Qinghai–Tibet highway, Tibetan plateau, China. Transportation Research Part D Transport and Environment 11(4), 302-309.