Zhengxia Dou

Associate Professor, Department of Clinical Studies, New Bolton Center

Contact Information
University of Pennsylvania
School of Veterinary Medicine
Department of Clinical Studies/
New Bolton Center
Kennett Square, PA 19348

Office: 610-925-6242
Fax: 610-925-8123

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

Nutrient cycling
Animal production and environmental quality
Integrated nutrient management program
P functional forms
P characteristics
Animal waste management
Pathogen fate in post-shed environment
Salmonella
E. coli
Antibiotics and the environment
Ecosystem health

Selected Publications

Kristula MA, Dou Z, Toth JD, Smith BI, Harvey N, Sabo M: Bedding treatments to reduce mastitis bacterial growth on dairy mattresses and teat ends. J. Dairy Sci. 91: 1885-1892, May 2008.

Sullivan D, Wolf A, Brandt R, Dou Z, Elliott H, Kovar J, Leytem A, Maguire R, Moore P, Saporito L, Sharpley A, Shober A, Sims T, Toth J, Toor G, Zhang H, Zhang T : Selection of a Water-Extractable Phosphorus Test for Manures and Biosolids as an Indicator of Runoff Loss Potential. J. Environ. Qual. 36(5): 1357-1367, Jul 2007.

Ju X, Kou C, Christie P, Dou Z, Zhang F: Changes in the soil environment from excessive application of fertilizers and manures to two contrasting intensive cropping systems on the North China Plain. Environ Pollut 145: 497-506, 2007.

Dou Z, Ramberg CF, Chapuis-Lardy L, Fiorini J, Toth JD, Ferguson JD: A novel approach for measuring and managing potential phosphorus loss from dairy cattle feces. Environ. Sci. Tech. 41(12): 4361-4366, 2007.

Toth JD, Dou Z, Ferguson JD, Galligan DT, Ramberg CF Jr.: Nitrogen- vs. Phosphorus-based Dairy Manure Applications to Field Crops: Nitrate and Phosphorus Leaching and Soil Phosphorus Accumulation J. Environ. Qual. 35(6): 2302-12, Oct 2006.

You Y, Rankin SC, Aceto HW, Benson CE, Toth JD, Dou Z: Survival of Salmonella enterica serovar Newport in manure and manure-amended soils Appl Environ Microbiol 72(9): 5777-83, Sep 2006.
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