Walker, M.J., B. Wilcox, M. Wong. Waterborne Zoonoses and Changes in Hydrologic Response Due to Watershed Development. Chapter in Land Management Impacts on Coastal Watershed Hydrology, Fares, A., El-Kadi, A.I. (eds). 2006. (submitted, in review)
Walker, M.J., B. Wilcox, M. Wong. Watershed Development, Hydrologic Response and Emerging Infectious Disease Risk. Journal of Water and Health, 2006 (submitted, in review)
Walker, M.J., D. Shaw., M. Benson. Arsenic consumption and health risk perceptions in a rural western U.S. area, Journal of the American Water Resources Association, 2006 (in press).
Yeghiazarian, L.L., M.J. Walker, C. D. Montemagno, P. Binning, J.-Y. Parlange. Micro- and macroscopic approach to modeling the transport of pathogenic microorganisms and other colloidal particles from non-point sources of pollution. 2006 (in press). Water Resources Research
Shaw, W.D., M.J. Walker, M. Benson. 2005. Treating and Drinking Well Water in the Presence of Health Risks from Arsenic Contamination: Results from a U.S. Hot Spot. Risk Analysis 25(6): 1531-1544
Walker, M.J., M. Benson, W. D. Shaw. 2005. Significance of private water supply wells as a route of exposure to aqueous arsenic. Journal of Water and Health (published by WHO) 3(3):305-312
Walker, M.J., Kutsch, R., W.W. Miller, A. Cirelli, S. Donaldson. 2005. A Consistent Hoof Impact Simulator. Soil Science Society of America Journal, 69:257-259
Walker, M.J., D. Redelman. 2004. Detection of Cryptosporidium parvum in Soil Extracts. Applied and Environmental Microbiology, 70(3):1827-1829
Walker, M.J. 2004. Waterborne Diseases. (in) Encyclopedia of Water (Lehr, J. (ed)). John Wiley Publishers
Walker, M., R. Moore. 2003. A Web Site for Interpreting Drinking Water Quality Analyses. Journal of Extension. 41(1)
Benson, M., M.J. Walker, C. Montecinos. 2002. Nevada’s CWS Managers Assess the CCRs, Journal of the American Water Works Assocation,94(3):65-70
Walker, M.J., K. Leddy, E. Hager, 2001. Effects of Combined Water Potential and Temperature Stresses on Cryptosporidium parvum Oocysts, Applied and Environmental Microbiology, 67(12):5526-5529
Jenkins, M., M.J. Walker, D. Bowman, L. Anthony, W. Ghiorse. 1999. "Use of a Sentinel System for Field Measurements of Cryptosporidium parvum Oocyst Inactivation in Soil and Animal Waste," Applied and Environmental Microbiology 65(5):1998-2005
Walker, M.J., C. Montemagno. 1999. "Sorption of Cryptosporidium parvum Oocysts in Aqueous Solution to Metal Oxide and Hydrophobic Substrates," Environmental Science and Technology 65(5):3134-3139
Walker, M.J., C. Montemagno, M.B. Jenkins. 1998. "Source water assessment and nonpoint sources of acutely toxic contaminants: A review of research related to survival and transport of Cryptosporidium parvum." Water Resources Research 34(12):3383-3392
Walker, M.J., C. Montemagno, W.C. Ghiorse, J.E. Bryant. 1998 “Method Detection Limits for Cryptosporidium in Soil using Polymerase Chain Reaction and Immunofluorescence Assay,” Applied and Environmental Microbiology, 64(6):2281-2283
Jenkins, M.B. Anguish, L.J., M.J. Walker, D.D. Bowman, W.C. Ghiorse. 1997. “Assessment of a Dye-Permeability Assay for Determination of Inactivation Rates of Cryptosporidium parvum Oocysts,” Applied and Environmental Microbiology 63(10):3844-3850
Walker, M.J., Walter, M., McDonough, K. 1997. “Large-Volume Samples for Cryptosporidium and Giardia spp. from Small Streams,” Journal of Environmental Engineering, American Society of Civil Engineers, 123(1), 89-92
Keys to Successful Videoconferencing (DRAFT, in review)
Fisher, A., J. Reisig, M. Walker, P. Powell. 2005. Reverse Osmosis (R/O): How it works. UNCE Fact Sheet #FS-05-08, Nevada Agricultural Experiment Station Publication #52054713,, University of Nevada, Reno, NV.
Fisher, A., J. Reisig, M. Walker, P. Powell. 2005. Reverse Osmosis (R/O): Selecting a Reverse Osmosis Unit. UNCE Fact Sheet #FS-05-09, Nevada Agricultural Experiment Station Publication #52054709, University of Nevada, Reno, NV.
Fisher, A., J. Reisig, M. Walker, P. Powell. 2005. Reverse Osmosis (R/O): Installing and Maintaining a Reverse Osmosis Unit. UNCE Fact Sheet #FS-05-10, Nevada Agricultural Experiment Station Publication #52054715, University of Nevada, Reno, NV.
Reisig, J., M.J. Walker, M. Sweeney. Cryptosporidium and Giardia: Waterborne Parasites, UNCE Special Publication # SP-04-09, Nevada Agricultural Experiment Station Publication #52042625, University of Nevada, Reno, NV.
Fisher, A., M.J. Walker, P. Powell. 2004. Tungsten. UNCE Special Publication # SP-03-17, Nevada Agricultural Experiment Station Publication #52031335 , University of Nevada, Reno, NV.
Fisher, A., M.J. Walker, P. Powell. 2004. DDT and DDE: Sources of Exposure and How to Avoid Them. UNCE Special Publication #SP-03-16, Nevada Agricultural Experiment Station Publication Number #52031334, University of Nevada, Reno, NV.
Walker, M.J., C. Montecinos. 2001. “Arsenic in Drinking Water: Issues Associated with Revising the Standard.” FS-01-08
Donaldson, S., Courtois, D. and Walker, M.J. 2000. “Drinking Water Quality in Nevada: Common Problems for the Well Owner,” FS-00-46
Donaldson, S., Walker, M.J. and Courtois, D. 2000. “Matching Drinking Water Quality Problems to Treatment Methods,” SP-00-19
Donaldson, S., Walker, M.J. and Courtois, D. 2000. “Water Testing for Private Well Owners,” SP-00-20
Walker, M.J., W. Johnson. 1998. “Introducing the Series Protecting Nevada's Water - How You Can Help Protect Our Valuable Resource, SP-98-03A
Walker, M.J., W. Johnson. 1998. The Risk of Water Contamination from Household Wastewater Treatment, SP-98-03B(1)
Walker, M.J., W. Johnson. 1998. The Risk of Water Contamination from Petroleum Product Storage, SP-98-03C(1)
Walker, M.J., W. Johnson. 1998. The Risk of Water Contamination from Livestock Waste Management, SP-98-03D(1)
Walker, M.J., W. Johnson. 1998. The Risk of Water Contamination from Pesticide and Fertilizer Storage and Handling, SP-98-03E(1)
Walker, M.J., W. Johnson. 1998. The Risk of Water Contamination from Irrigation and Chemigation, SP-98-03F(1)
Walker, M.J., W. Johnson. 1998. The Risk of Water Contamination from Hazardous Waste Management, SP-98-03G(1)
Walker, M.J., W. Johnson. 1998. The Risk of Water Contamination from Related to Water Well Condition, SP-98-03H(1)
Walker, M.J., W. Johnson. 1998. The Risk of Water Contamination Related to Soil Characteristics, SP-98-03I(1)
Johnson, W., M.J. Walker. 1998. Assessing the Risk of Water Contamination from Household Wastewater Treatment, SP-98-03B(2)
Johnson, W., M.J. Walker. 1998. Assessing the Risk of Water Contamination from Petroleum Product Storage, SP-98-03C(2)
Johnson, W., M.J. Walker. 1998. Assessing the Risk of Water Contamination from Livestock Waste Management, SP-98-03D(2)
Johnson, W., M.J. Walker. 1998. Assessing the Risk of Water Contamination from Pesticide and Fertilizer Storage and Handling, SP-98-03E(2)
Johnson, W., M.J. Walker. 1998. Assessing the Risk of Water Contamination from Irrigation and Chemigation, SP-98-03F(2)
Johnson, W., M.J. Walker. 1998. Assessing the Risk of Water Contamination from Hazardous Waste Management, SP-98-03G(2)
Johnson, W., M.J. Walker. 1998. Assessing the Risk of Water Contamination from Related to Water Well Condition, SP-98-03H(2)
Johnson, W., M.J. Walker. 1998. Assessing the Risk of Water Contamination Related to Soil Characteristics, SP-98-03I(2)
Other Extension Publications and Web Sites:
Newsletter "WaterWays" 1:(1-6).
Montecinos, C., M.J. Walker. 2001. “Pilot program brings training to rural Nevada students.” Water Lines V. 8:1-2
Walker, M.J., C. Montecinos. 2001. “Arsenic in Drinking Water: Implications of the New Standard.” Special Insert in Water Lines, V. 9.
Walker,
M.J., R. Moore. 2001. Water Test Interpreter
(http://www.ag.unr.edu/ers/water/index.html
- a web site designed to support interpretation of water sample analyses).
Walker, M.J., C. Montecinos, R. Moore. 2000. Web Site: "Source Water Protection in Nevada" (www.nce.unr.edu/swp)
Walker, M.J., C. Montecinos, R. Moore, 1999. Web Site: "Nevada Cooperative Extension's Water Program" (www.nce.unr.edu/water)
Professional Papers Presented:
Walker, M.J. 1999. "Protecting Nevada’s Water and Source Water Protection," 1999 National Farm*A*Syst/Home*A*Syst Regional Meeting, Seattle, WA, May 20-22, 1999
Walker, M.J., C. Montemagno. 1999. "Cryptosporidium parvum microscale sorption to metal oxide and hydrophobic substrates," in "Overland Migration of Cryptosporidium - Symposium Report", U.S. Environmental Protection Agency, Risk Management Research Laboratory, Water Supply and Water Resources Divison, 1999. Piscataway, New Jersey.
Walker, M.J., M. Jenkins, D. Bowman. 1999 "Assessing Cryptosporidium parvum oocyst survival under field conditions," in "Overland Migration of Cryptosporidium - Symposium Report", U.S. Environmental Protection Agency, Risk Management Research Laboratory, Water Supply and Water Resources Divison, 1999. Piscataway, New Jersey.
Walker, M.J., 1999 "Pesticide Management and Source Water Protection," Western Regional Pollution Prevention Conference for Local, Regional and State Programs, Sponsored by USEPA Region IX and the Western Regional Pollution Prevention Network, Monterey, CA, Oct. 20-22, 1999: Published in on-line proceedings - available at www.westp2net.org/p2conf/99conf.htm
Walker, M.J., 1998. "Transport of Cryptosporidium Oocysts Following Deposition on Soils" Regional Training Workshop for Agricultural Management and Water Quality Protection,. Sponsored by the New York City Department of Environmental Protection and Watershed Agricultural Council, Hamden, NY (7/25/98)
Papers Published in Proceedings:
Fitzgerald, B.[1], M.J. Walker, M. Gustin, J. Davison. 2002. “Arsenic in domestic wells in Churchill County, Nevada.” Nevada Water Resources Association Annual Conference, Las Vegas, NV
Walker, M.J. 2001. “Identifying Clean Sediment TMDL’s By Incorporating Hydrologic Variability in Preliminary Analyses,” Proceedings of the American Water Resources Association Annual Conference on Water Resources, Albuquerque, NM, 2001
Walker, M.J., B. Fitzgerald, M. Gustin, M. Benson. 2001.“Arsenic in Domestic Water Supply Wells in Churchill County, Nevada,” Proceedings of the American Water Resources Association Annual Conference on Water Resources, Albuquerque, NM, 2001
Walker, M.J., M. Gustin, B. Apambire, S. Jones. 2001. “A rank-based approach to interpreting systematic sampling program results using reference loading curves,” Proceedings of the Seventh Federal Interagency Sedimentation Conference, March, 2001, Reno, NV
Walker, M.J. 2000. “Internet Access and Response to Consumer Confidence Reports in Nevada.” Association of State Drinking Water Administrators 15th Annual Conference, Portland, OR, Oct. 2000 (see www.asdwa.org for proceedings)
Walker, M.J., M. Benson, C. Montecinos. 2000. “Supporting locally-led drinking water protection programs.” Second annual Extension Natural Resources Conference, S. Lake Tahoe, NV May 2000 (see www.danr.ucop.edu/ihrmp/anrep.html for published abstracts)
Walker, M.J., C. Montemagno, M.B. Jenkins. 1998. "Source water assessment and nonpoint sources of acutely toxic contaminants: A review of research related to survival and transport of Cryptosporidium parvum." - in Proceedings, AWRA Specialty Conference: Rangeland Management and Water Resources, May 27-29, Reno, NV, p. 467
Yeghiazarian L., C. Montemagno, M.J. Walker, P. Binning. 1998. "Estimating the Risk of Water Contamination by Cryptosporidium parvum oocysts." in Proceedings, AGU Spring Meeting, April, 1998, Eos, p S152.
Yeghiazarian, L., M.J. Walker, C. Montemagno. 1998. "Stochastic Model of Microorganism Transport from Nonpoint Sources of Pollution," paper H22-03, Fall meeting of the American Geophysical Union, San Francisco
[1] Advisee: M.S. Student, Environmental Sciences and Health Program. Poster was awarded 2nd place in annual poster competition.