University of California, Riverside

Environmental Sciences



Laosheng Wu


Laosheng Wu

Laosheng Wu Photo

Department Chair
Professor of Soil Physics
CE Water Management Specialist

Academic Degrees:

  • Ph.D., University of Minnesota, 1991
  • MS, Oregon State University, 1987
  • BS, Zhejiang University, Hangzhou, China, 1982

Specialization:

  • Measurement and modeling water and solute transport in field soil and water systems; Development of best management practices to maximize water and fertilizer use efficiency and minimize surface and ground water pollution; Water quality and management; Interaction between soil physical, hydrological, and chemical properties; soil salinity; and reclaimed wastewater reuse.

Research Group:

    Representative Publications:

    • Bai, Y.; Scott, T. A.; Chen, W.; Graham, R. C.; Wu, L.; Chang, A. C.; Lund, L. J., Soil Temperature Regimes of the Mojave Desert. Soil Science 2010, 175, (8), 398-404.
    • Chen, W.; Hou, Z.; Wu, L.; Liang, Y.; Wei, C., Effects of salinity and nitrogen on cotton growth in rid environment. Plant and Soil 2010, 326, (1-2), 61-73.
    • Chen, W.; Hou, Z.; Wu, L.; Liang, Y.; Wei, C., Evaluating salinity distribution in soil irrigated with saline water in arid regions of northwest China. Agricultural Water Management 2010, 97, (12), 2001-2008.
    • Guo, T.; Wang, Q.; Li, D.; Wu, L., Sediment and solute transport on soil slope under simultaneous influence of rainfall impact and scouring flow. Hydrological Processes 2010, 24, (11), 1446-1454.
    • Li, H.; Li, R.; Zhu, H.; Wu, L., Influence of Electrostatic Field from Soil Particle Surfaces on Ion Adsorption-Diffusion. Soil Science Society of America Journal 2010, 74, (4), 1129-1138.
    • Wu, L.; Green, R.; Klein, G.; Hartin, J. S.; Burger, D. W., Nitrogen Source and Rate Influence on Tall Fescue Quality and Nitrate Leaching in a Southern California Lawn. Agronomy Journal 2010, 102, (1), 31-38.
    • Xiong, H.; Li, H.; Chen, W.; Xu, J.; Wu, L., Application of the Cluster-Cluster Aggregation model to an open system. Journal of Colloid and Interface Science 2010, 344, (1), 37-43.
    • Xu, J.; Wu, L.; Chang, A. C.; Zhang, Y., Impact of long-term reclaimed wastewater irrigation on agricultural soils: A preliminary assessment. Journal of Hazardous Materials 2010, 183, (1-3), 780-786.
    • Xu, J.; Wu, L.; Chen, W.; Chang, A. C., Leaching Potential of Nonsteroidal Anti-Inflammatory Drugs in Soils. Environmental Toxicology and Chemistry 2010, 29, (4), 800-807.
    • Zhao, C.; Yan, Y.; Yimamu, Y.; Li, J.; Zhao, Z.; Wu, L., Effects of soil moisture on cotton root length density and yield under drip irrigation with plastic mulch in Aksu Oasis farmland. Journal of Arid Land 2010, 2, (4), 243-249.
    • Li, H.; Hou, J.; Liu, X.; Li, R.; Zhu, H.; Wu, L., Combined Determination of Specific Surface Area and Surface Charge Properties of Charged Particles from a Single Experiment. Soil Science Society of America Journal 2011, 75, (6), 2128-2135.
    • Li, R.; Li, H.; Xu, C.; Liu, X.; Tian, R.; Zhu, H.; Wu, L., Analytical models for describing cation adsorption/desorption kinetics as considering the electrostatic field from surface charges of particles. Colloids and Surfaces a-Physicochemical and Engineering Aspects 2011, 392, (1), 55-66.
    • Li, R.; Li, H.; Zhu, H.; Wu, L., Kinetics of cation adsorption on charged soil mineral as strong electrostatic force presence or absence. Journal of Soils and Sediments 2011, 11, (1), 53-61.
    • Ma, B.; Xu, M.; Wang, J.; Chen, H.; He, Y.; Wu, L.; Wang, H.; Xu, J., Adsorption of polycyclic aromatic hydrocarbons (PAHs) on Rhizopus oryzae cell walls: Application of cosolvent models for validating the cell wall-water partition coefficient. Bioresource Technology 2011, 102, (22), 10542-10547.
    • Shi, X.; Wu, L.; Chen, W.; Wang, Q., Solute Transfer from the Soil Surface to Overland Flow: A Review. Soil Science Society of America Journal 2011, 75, (4), 1214-1225.
    • Yu, Y.; Wu, L., Comparison of four extraction methods for the analysis of pharmaceuticals in wastewater. Journal of Chromatography A 2011, 1218, (18), 2483-2489.
    • Ma, B.; Wang, J.; Xu, M.; He, Y.; Wang, H.; Wu, L.; Xu, J., Evaluation of dissipation gradients of polycyclic aromatic hydrocarbons in rice rhizosphere utilizing a sequential extraction procedure. Environmental Pollution (Barking, Essex : 1987) 2012, 162, 413-21.
    • Wang, P.; Wang, H.; Wu, L.; Di, H.; He, Y.; Xu, J., Influence of black carbon addition on phenanthrene dissipation and microbial community structure in soil. Environmental Pollution (Barking, Essex : 1987) 2012, 161, 121-7.
    • Yu, Y.; Wu, L., Analysis of endocrine disrupting compounds, pharmaceuticals and personal care products in sewage sludge by gas chromatography-mass spectrometry. Talanta 2012, 89, 258-63.
    • Chou, Hsinyi, Laosheng Wu, LingzaoZeng, and Andrew Chang. 2012. Evaluation of solute diffusion tortuosity factor models for variously saturated soils, Water Resour. Res. 48: W10539 (11 published pages).
    • Shi, Xiaonan; Weiping Chen; Fan Zhang; and Laosheng Wu. 2012. Simulating Bromide Transport from Soil to Overland Flow: Application and Evaluation of Interfacial Diffusion-Controlled Model. J. Hydrol. Eng. 17: 628-634.
    • Oster, J., J. Letey, P. Vaughan, L. Wu, M. Qadir. 2012. Comparison of transient state models that include salinity and matric stress effects on plant yield. Agricultural Water Management. 103: 167–175.
    • Yong Yu, Yin Liu, Laosheng Wu. 2013. Sorption and degradation of pharmaceuticals and personal care products (PPCPs) in soils. Environmental Science and Pollution Research. DOI 10.1007/s11356-012-1442-7 (7 published pages).
    • Yong Yu, Laosheng Wu, and Andrew C. Chang. 2013. Seasonal variation of endocrine disrupting compounds, pharmaceuticals and personal care products in Wastewater Treatment Plants. Science of the Total Environment. 442: 310-316.
    • Wang, H., T. Zhang, G. Wei, L. Wu, J. Wu and J. Xu. 2013. Survival of Escherichia coli O157:H7 in soils under different land use types. Environ Sci Pollut Res. DOI 10.1007/s11356-013-1938-9.
    • Yao, Z., G. Wei, H. Wang, L. Wu, J. Wu and J. Xu. 2013. Survival of Escherichia coli O157:H7 in soils from vegetable fields with different cultivation patterns. Appl. Environ. Microbiol. 2013, 79(5):1755-1756.
    • Yang, L. K. Mei, X. Liu, L. Wu, M. Zhang, J. Xu and F. Wang. 2013. Spatial distribution and source apportionment of water pollution in different administrative zones of Wen-Rui-Tang (WRT) river watershed, China. Environ. Sci. Pollut. Res. 20:5341–5352.
    • Yang, L. J. Han, J. Xue, L. Zeng, J. Shi, L. Wu, and Y. Jiang. 2013. Nitrate source apportionment in a subtropical watershed using Bayesian model. Science of the Total Environment. 463: 340-347.
    • Xuan, Richeng, Daniel J. Ashworth, Laosheng Wu and Scott R. Yates. 2013. Mitigating Iodomethane Emissions and Iodide Residues in Fumigated Soils. Environ. Sci. Technol. 2013, 47, 13047−13052. dx.doi.org/10.1021/es403954z
    • Xinmin Liu, Hang Li, Rui Li, Deti Xie, Jiupai Ni, Laosheng Wu. 2014. Strong non-classical induction forces in ion-surface interactions: General origin of Hofmeister effects SCIENTIFIC REPORTS | 4 : 5047 | DOI: 10.1038/srep05047
    • Qiua, Rangjian, Jinjuan Song, Taisheng Du, Shaozhong Kang, Ling Tong, Renqiang Chen and Laosheng Wu. 2013. Response of evapotranspiration and yield to planting density of solar greenhouse grown tomato in northwest China. Agricultural Water Management 130: 44– 51.
    • Yao, Z., H. Wang, L Wu, J Wu, P. Brooks, and J. Xu. 2014. Interaction between the Microbial Community and Invading Escherichia coli O157: H7 in Soils from Vegetable Fields. Appl. Environ. Microbiol. January 2014 vol. 80 no. 1 70-76. doi: 10.1128/AEM.03046-13
    • Jiangpei Han, Yihua Luo, Liping Yang, Xingmei Liu, Laosheng Wu, Jianming Xu. 2014. Acidification and salinization of soils with different initial pH under greenhouse vegetable cultivation. J Soils Sediments (2014) 14:1683–1692. DOI 10.1007/s11368-014-0922-4
    • Haizhen Wang, A. Mark Ibekwe, Jincai Ma, LaoshengWu, Jun Lou,Zhigang Wu, Renyi Liu, Jianming Xu and Scott R. Yates. 2014. A glimpse of Escherichia coli O157:H7 survival in soils from eastern China. Science of the Total Environment 476–477: 49–56.
    • YU, Yong and Laosheng Wu. 2014. Determination and occurrence of endocrine disrupting compounds, pharmaceuticals and personal care products in fish (Morone saxatilis). Front. Environ. Sci. Eng. DOI 10.1007/s11783-014-0640-6
    • Xue, J., Y Zhi, L Yang, J Shi, L Zeng, L Wu. 2014. Positive matrix factorization as source apportionment of soil lead and cadmium around a battery plant (Changxing County, China). Environ Sci. Pollut. Res. 21:7698–7707. DOI 10.1007/s11356-014-2726-x
    • Liu, Wen, Weiping Chen, Chi Peng, Laosheng Wu and Yuguo Qian. 2014. A water balance approach to assess rainwater availability potential in urban areas: the case of Beijing, China. Water Science & Technology: Water Supply. doi:10.2166/ws.2014.134
    • Wang, Haizhen, Taoxiang Zhang, Gang Wei, Laosheng Wu, Jianjun Wu and Jianming Xu. 2014. Survival of Escherichia coli O157:H7 in soils under different land use types. Environ Sci Pollut Res (2014) 21:518-524. DOI 10.1007/s11356-013-1938-9
    • Xiong, Hailing, Hang Li, Weiping Chen, Laosheng Wu. 2014. Data structure for on-lattice cluster–cluster aggregation model performance optimization. Computer Physics Communications 185: 836–840.
    • Gao, Y., Linlin Yang, Xiaojun Shen, Xinqiang Li, Jingsheng Sun, Aiwang Duan and Laosheng Wu. 2014. Winter wheat with subsurface drip irrigation (SDI): Crop coefficients,water-use estimates, and effects of SDI on grain yield and water use efficiency. Agricultural Water Management 146 (2014) 1–10.
    • Yong Yu, Yin Liu, Xiaoqin Wu, Zhihuan Weng, Yang Hou, Laosheng Wu. 2015. Enhanced visible light photocatalytic degradation of metoprolol by Ag–Bi2WO6–graphene composite. Separation and Purification Technology. 142: 1–7.
    • Chen, Weiping, Sidan Lu, Neng Pan, Yanchun Wang and Laosheng Wu. 2015. Impact of reclaimed water irrigation on soil health in urban green areas. Chemosphere. (119) 654–661.
    • Han, Jiangpei, Jiachun Shi, Lingzao Zeng, Jianming Xu, and Laosheng Wu. 2015. Effects of nitrogen fertilization on the acidity and salinity of greenhouse soils. Environ Sci Pollut Res (2015) 22:2976-2986. DOI 10.1007/s11356-014-3542-z
    • Zhang, J., L. Zeng, C. Chen, D. Chen, and L. Wu. 2015. Efficient Bayesian experimental design for contaminant source identification, Water Resour. Res., 51, doi:10.1002/2014WR015740
    • Haiping Gu, Xiaoyan Luo, Haizhen Wang, Laosheng Wu, Jianjun Wu, and Jianming Xu. 2015. The characteristics of phenanthrene biosorption by chemically modified biomass of Phanerochaete chrysosporium. Environ Sci Pollut Res. DOI 10.1007/s11356-015-4451-5.
    • Rangjian Qiu, Taisheng Du, Shaozhong Kang, and Renqiang Chen, Laosheng Wu. 2015. Influence of Water and Nitrogen Stress on Stem Sap Flow of Tomato Grown in a Solar Greenhouse. J. AMER. SOC. HORT. SCI. 140(2):111–119. 2015.
    • Ma, D. J.B. Zhang, L. LU, L. Wu and Q. Wang. 2015. Derivation of the Relationships between Green-Ampt Model Parameters and Soil Hydraulic Properties. Soil Sci. Soc. Am. J. 79:1030-1042. doi:10.2136/sssaj2014.12.0501
    • Gu, Haiping, Xiaoyan Luo, Haizhen Wang, Laosheng Wu, Jianjun Wu, and Jianming Xu. 2015. The characteristics of phenanthrene biosorption by chemically modified biomass of Phanerochaete chrysosporium. Environ. Sci. Pollut. Res. DOI 10.1007/s11356-015-4451-5.
    • Laura Delgado-Moreno, Laosheng Wu, Jay Gan. 2015. Application of isotope dilution method for measuring bioavailability of organic contaminants sorbed to dissolved organic matter (DOM). Aquatic Toxicology 165 (2015) 129–135.
    • Rangjian Qiu, Taisheng Du, Shaozhong Kang, Renqiang Chen, and Laosheng Wu. 2015. Assessing the SIMDualKc model for estimating evapotranspiration of hot pepper grown in a solar greenhouse in Northwest China. Agricultural Systems. Volume 138, September 2015, Pages 1–9
    • Rebeca López-Serna1 & Frederick Ernst1 & Laosheng Wu. 2015. Analysis of cinnamaldehyde and diallyl disulfide as eco-pesticides in soils of different textures—a laboratory-scale mobility study. J Soils Sediments. DOI 10.1007/s11368-015-1249-5.
    • Zhang, J., L. Zeng, C. Chen, D. Chen, and L. Wu. 2015. Efficient Bayesian experimental design for contaminant source identification, Water Resour. Res., 51, doi:10.1002/2014WR015740.
    • Wang Haizhen, Jun Lou, Haiping Gu, Xiaoyan Luo, Li Yang, Laosheng Wu, Yong Liu, Jianjun Wu, and Jianming Xu. 2016. Efficient biodegradation of phenanthrene by a novel strain Massilia sp. WF1 isolated from a PAH-contaminated soil. Environ Sci Pollut Res (2016) 23:13378-13388.

    Courses Taught:

    • SLSC 107 - Soil Physics (Spring Quarter)
    • SWSC 127- Fate and Transport of Contaminants in Soil (Co-taught)
    • SWSC 101 - Water Resources (Winter Quarter)

    Graduate Program Affiliations and Research Focus Areas:

    Appointments

    • 1991-1994: Postdoctoral Research Associate, Department of Soil Science, University of Minnesota, MN
    • 1994-2001: Assistant Professor, Dept. of Environmental Sciences, University of California, Riverside
    • 2001-2005: Associate Professor, Dept. of Environmental Sciences, University of California, Riverside
    • 2005-present: Professor, Dept. of Environmental Sciences, University of California, Riverside
    • 2002-2007: Associate Director of the Center for Water Resources, University of California
    • 2008.2-2009.6: Interim Director of the Center for Water Resources, University of California

    Synergistic Activities

    • Honors and Awards
      • Fellow, The American Society of Agronomy, 2009;
      • Fellow, Soil Science Society of America, 2010;
      • Fellow, The American Association for the Advancement of Science, 2010;
      • USDA Certificate of Appreciation Award: contributions to the 2003, Integrated Water Quality Program;
      • USDA Certificate of Appreciation Award: contributions to the 2004, Integrated Water Quality Program.
    • Membership
      • Agronomy Society of America, 1987-present;
      • Soil Science Society of America, 1987-present;
      • Phi Kappa Phi Honor Society since 1986;
      • Gamma Sigma Delta Agricultural Honor Society, University of California, Riverside Chapter.
    • Services
      • Two terms of Associate Editor, Div. S-1, Soil Science Society of America Journal. Jan. 2002- Dec. 2007;
      • Chair, Western Regional Soil Physics Research Committee (W1188), 1998;
      • Water Quality Workgroup Chair, Div. of Agricultural and Natural Resources, University of California, 2002;
      • Research Advisory Committee member: Westside Research and Extension Center, University of California, 2002-2004;
      • Research Advisory Committee member: UC South-cost Research and Extension Center, University of California, 2004-present;
      • Member Dean’s Cooperative Extension Advisory Committee, College of Agriculture and Natural Resources;
      • Chair of the Dean’s Cooperative Extension Advisory Committee, College of Agriculture and Natural Resources;
      • Research Advisory Committee member: UC Desert Research and Extension Center, University of California, 2013-;
      • Member: UC Agriculture and Natural Resources Strategic Initiative Panel for Water, 2013-

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    Environmental Sciences
    Geology 2460

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    Fax: (951) 827-4652

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