Zhengxia Dou

Professor, Agricultural Systems

Contact Information
University of Pennsylvania
School of Veterinary Medicine
Dept of Clinical Studies
New Bolton Center
382 West Street Road
Kennett Square, PA 19348

Office: 610-925-6242
Fax: 610-925-6823

Email:
douzheng@vet.upenn.edu

Education

B.S. Yan'an University, China, 1982

M.S. Chinese Academy of Sciences, 1985

PhD Penn State University, 1993

Description of Research Expertise

Transformation and transport of nutrients in agro-ecosystems.
Environmental fate of manure-borne pathogens, pharmaceuticals, and implications for public health.
Agricultural productivity, sustainability, and global food security.

Selected Publications

Dou Z, Toth JD, Galligan DT, Ramberg CF, Ferguson JD: Laboratory procedures for characterizing manure phosphorus. J. Environ. Qual. 29(2): 508-514, 2000.

Dou Z, Galligan DT, Allshouse RD, Toth JD, Ramberg CF Jr, Ferguson JD: Manure Sampling for Nutrient Analysis: Variability and Sampling Efficacy Journal of Environmental Quality 30(4): 1432-7, Jul-Aug 2001.

Dou Z., Knowlton KF., Kohn RA., Wu Z., Satter LD., Zhang G., Toth JD., Ferguson JD.: Phosphorus characteristics of dairy feces affected by diets Journal of Environmental Quality 31(6): 2058-65, Nov-Dec 2002.

Dou Z, Zhang GY, Stout WL, Toth JD, Ferguson JD: Efficacy of Alum and Coal Combustion By-Products in Stabilizing Manure Phosphorus J. Environ. Qual. 32(4): 1490-7, Jul-Aug 2003.

Dou Z, Ferguson JD, Fiorini J, Toth JD, Alexander SM, Chase LE, Ryan CM, Knowlton KF, Kohn RA, Peterson AB, Sims JT, Wu Z: Phosphorus Feeding Levels and Critical Control Points on Dairy Farms J. Dairy Sci. 86(11): 3787-95, Nov 2003.

You, Y., S. Rankin, H. Aceto, C. Benson, and Z. Dou.: Fate of Salmonella Newport in manure and manured-soil. Appl. Environ. Microbiol. 72(9): 5777-5783, Sept 2006.

Dou Z, Ramberg CF, Toth JD, Wang C, Sharpley AN, Boyd SE, Chen CR, Williams D, Xu ZH : Phosphorus Speciation and Sorption-Desorption Characteristics in Heavily Manured Soils. Soil Sci. Soc. Am. J. 73(1): 93-101, Jan 2009.

Toth, J.D., Y. Feng, Z. Dou: Veterinary Antibiotics at Environmentally Relevant Concentrations Inhibit Soil Iron Reduction and Nitrification. Soil Biol Biochem 43(12): 2470-2472, Dec 2011.
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