Thomas F. Hess
Department of Biological & Agricultural Engineering
University of Idaho
Moscow, ID 83844-0904
Phone: (208) 885-7461
Fax: (208) 885-7908
E-mail:tfhess@uidaho.edu
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RESEARCH INTERESTS
Novel processes
for combined chemical
and biological degradation of toxic organic chemicals (specifically
nitroaromatic chemicals and chlorinated solvents), biodegradation of
nitroaromatic chemicals, biotransformation pathways, modeling of
degradation kinetics in bioreactors and soil, bioreactor process
design,
and composting process design.
"Engineered Intrinsic Bioremediation of Ammonium
Perchlorate in Groundwater;" Stategic Environmental Research and
Development Program. 2006-2008
Funding: $850,000
- three years
Personnel: Dr. Ron Crawford, PI
Dr. Thomas F. Hess, Co-PI
"Biocomplexity
of
Geothermal Springs: Effects of geochemistry and energy fluxes;"
National
Science Foundation. 2002-2005.
Funding: $180,000 - three years
Personnel: Dr. Thomas F. Hess, PI
Trish Gardner, MS Student
"Application of Coupled Abiotic/Biotic
Processes for the Remediation of Contaminated Soils;" Idaho
Agricultural Experiment Station. 2000-2005.
Funding: $100,000 - five years
Personnel: Thomas F. Hess, PI
"In Situ Genetic Modification of Natural
Microbial Communities with Genes of Value for Bioremediation;" Army
Research Office. 2000-2003.
Funding: $337,031 - three
years
Personnel: Dr. Ron Crawford, PI
Dr. Thomas F. Hess, Co-PI
Cheryl Gussenhoven, MS Student
Tonia Green, MS Student
Mark Cortesi, PhD Student
"Use of Molecular Biology for
Investigation of Engineered Treatment Systems Under the Influence of
Xenobiotic Compounds;" University of Idaho Research Office. 2000.
Funding: $10,000 - one
year
Personnel: Dr. Thomas F. Hess, PI
Dr. Bruce Mobarry, Post-doctoral
researcher
Joseph Cullen, Undergraduate Student
"Fenton-like Reductions for the Enhanced
Desorption and Degradation of Biorefractory Contaminants;" United
States
Environmental Protection Agency. 1997-2000.
Funding: $319,524 - three
years
Personnel: Dr. Richard J. Watts, PI
Dr. Thomas F. Hess, Co-PI
Dr. Amy Teel, Post-doctoral
researcher
Tim Renn, Sa Liu, MS Students
"Coexisting Chemical-Biological
Modification of Chlorinated Solvents as a Basis for Waste Reduction in
Pollution Prevention;" National Science Foundation United States
Environmental Protection Agency Partnership for Environmental Research.
1996-1998.
Funding: $246,650 - two
years
Personnel: Dr. Richard J. Watts, PI
Dr. Thomas F. Hess, Co-PI
Dr. Ronald L. Crawford, Co-PI
Dr. Amy Teel, Post-doctoral
researcher
Fatih Buyuksonmez, PhD student
"Coupled Chemical/Biological Oxidation of
Nitroaromatic Wastes;" National Science Foundation. 1996-1998
Funding: $108,000 - two years
Personnel: Dr. Thomas F. Hess, PI
Paul Schrader, MS student
Anne Dustin, undergraduate NSF fellow
"Natural Treatment Systems for
Agricultural Waste Treatment and Water Quality Management;" course
development; United States Department of Agriculture. 1996-1998.
Funding: $151,107 - two years
Personnel: Dr. Shulin Chen (WSU), PI
Dr. Larry King (WSU), Co-PI
Dr. Thomas F. Hess (UI), Co-PI
Dr. Robert Rynk (UI), Co-PI
Dr. Ann Kenimer (Texas A&M), Co-PI
"Combined Photocatalytic and Biological
Treatment of Pinkwater;" National Renewable Energy Laboratory,
Department of Energy . completed July, 1996
Funding: $ 68,139 - one year
Personnel: Dr. Thomas F. Hess, PI
Dr. Thomas Lewis, Post-doctoral researcher
Sudha Katamneni, MS student
John Wells, undergraduate student
"Composting and Vermiculture - Beneficial
Practices for Managing Fish Manure;" United States Department of
Agriculture-CSRS . 1995-1997.
Funding: $42,254 - two years
Personnel: Dr. Robert Rynk, PI
Dr. Thomas F. Hess, Co-PI
Fatih Buyuksonmez, PhD student
"Coupled Chemical/Biological Oxidation of
Nitroaromatic Wastes;" Idaho Agricultural Experiment Station.
1995-1999.
Funding: $100,900 - five years
Personnel: Thomas F. Hess, PI
EDUCATION
- Ph.D., Environmental Engineering, University of Colorado, 1990
- M.S., Environmental Engineering, University of Colorado, 1980
- B.S., Civil Engineering, University of Colorado, 1979
- B.A., Music History, Colorado College, 1974
PROFESSIONAL EXPERIENCE
- Professor, Department of Biological and Agricultural
Engineering University of Idaho, 2005
- Associate Professor, Department of Biological and Agricultural
Engineering University of Idaho, 1998 - 2005
- Assistant Professor, Department of Biological and Agricultural
Engineering University of Idaho, 1994-1998
- Adjunct Assistant Professor, Department of Civil and
Environmental Engineering, Washington State University, 1995 - present
- Visiting Assistant Professor, Department of Civil Engineering,
University of Colorado, Boulder, 1992-1994
- Adjunct Assistant Professor, Department of Environmental Science
and Engineering, Colorado School of Mines, 1992 - 1994
- Assistant Professor, Department of Bioresource Engineering,
Rutgers University, 1990-1992
- Project Manager, James M. Montgomery Engineers; Richard P. Arber
& Associates, 1980-1986
TEACHING EXPERIENCE
University of
Idaho/Washington State University
University of
Colorado at Boulder
- CVEN 5434 Biological Wastewater Treatment
- CVEN 3424 Water and Wastewater Treatment
- CE 351 Water Quality Laboratory
Colorado School of
Mines
- ESGN 540 Physical and Chemical Treatment
Rutgers University
- 127:497 Land Treatment of Municipal Wastewater
- 127:488-489 Bioresource Engineering Design
- 180:331 Elements of Environmental Engineering
- 127:100 Introduction to Bioresource Engineering (team taught)
- 127:290 Biosystems Engineering Measurements (team taught)
- 127:492 Energy Conversion for Biological Systems (team taught)
PROFESSIONAL SOCIETIES
- Registered Professional Engineer, #19974, State of Colorado
- Registered Professional Engineer, #9841, State of Idaho
- Water Environment Federation
- American Society for Microbiology
- Association of Environmental Engineering and Science Professors
- American Society for Engineering Education
SELECTED HONORS AND AWARDS
- Outstanding Young Faculty Award, College of Engineering,
University of Idaho, 1995-96
- Sigma Xi, national honorary society for scientists, 1991
- Tau Beta Pi, national honorary society for engineers, 1979
- Sigma Chi, national honorary society for civil engineers, 1978
PUBLICATIONS
- Gebremariam, S., D. Christian,
and T.F. Hess. 2006. Short-term effects of glucose on the
performance of enhanced biological phosphorus removal (EBPR) activated
sludge enriched with acetate. Water
Res. (submitted)
- Gebremariam, S., D. Christian,
and T.F. Hess. 2006. Unresolved dilemmas
in biological phosphorus removal research: A review. Water Res.
(submitted)
- Perumbakkam, S., T.F. Hess, and
R.L. Crawford. 2006. A bioremediation
approach using natural transformation in pure-culture and
mixed-population biofilms Biodegradation.
(in press)
- Ponciano, J.M., F.P.J.
Vandecasteele, T.F. Hess, L. Forney, and P. Joyce. 2005. A
stochastic approach to model the effect of environmental factors on
bacterial growth. Appl. Environ.
Microbiol. 71:5:2355-2364.
- Büyüksönmez, F.,
Rynk, R., Hess, T. F. and Fornshell, G. 2005. Composting
characteristics of trout manure. J. Resid. Sci. Technol.
2(3):149-157.
- Hess, T.F. and I. Grdzelishvili.
2004. Heat inactivation of E. coli O157:H7 during manure composting. Compost Science Util. 12:4:314-322.
- Schrader, P.S. and T.F. Hess.
2004. Coupled abiotic-biotic transformation of TNT in soil solution. J. Environ. Qual. 33:1202-1209.
- Vandecasteele, F.P.J., Hess,
T.F., and Crawford, R.L. 2004.
Constructing microbial consortia with minimal growth using a
genetic algorithm. In G.R. Raidl et al. (Eds.), Applications of
evolutionary computing - EvoWorkshops 2004. Lecture notes in computer
science Vol. 3005 (pp. 123-129). Berlin Heidelberg New York:
Springer-Verlag.
- Vandecasteele,
F.P.J., Hess, T.F., and
Crawford, R.L. 2004. Thoughts on using evolutionary
computation to
assemble efficient ecosystems. In R. Poli et al. (Eds.), Biological
applications of genetic and evolutionary computation (BioGEC) - 2004
Genetic and evolutionary computation conference workshop proceedings.
Menlo Park, CA: American Association for Artificial Intelligence.
- Vandecasteele,
F.P.J., Hess, T.F., and
Crawford, R.L. 2004. A correlated fitness landscape
describes growth
in experimental microbial ecosystems: initial results. In R. Poli et
al. (Eds.), Genetic and evolutionary computation conference -
Late-breaking papers. Menlo Park, CA: American Association for
Artificial Intelligence.
- Vandecasteele,
F.P.J., Hess, T.F., and
Crawford, R.L. 2004. A correlated fitness landscape
describes growth
in experimental microbial ecosystems: initial results. In R. Poli et
al. (Eds.), Genetic and evolutionary computation conference -
Late-breaking papers. Menlo Park, CA: American Association for
Artificial Intelligence.
- Vandecasteele,
F.P.J., Hess, T.F., and Crawford, R.L. 2003. Constructing
microbial consortia with optimal biomass production using a genetic
algorithm. In B. Rylander (ed.), Genetic and evolutionary computation
conference - Late-breaking papers (pp. 299-302). Menlo Park, CA:
American Association for Artificial Intelligence.
- Vandecasteele, F.P.J. 2003.
Constructing efficient microbial consortia using a genetic algorithm.
In A.M. Barry (Ed.), Biological applications for genetic and
evolutionary computation (BioGEC) - Genetic and evolutionary
computation conference workshop program (pp. 69-71). Menlo Park, CA:
American Association for Artificial Intelligence.
- Hess, T.F., T.S. Renn, R.J.
Watts and A. Paszczynski. 2003. Studies on nitroaromatic
compound
degradation in modified Fenton reactions by electrospray ionization
tandem mass spectrometry (ESI-MS-MS). Analyst.
28:156-160.
- Crawford, R.L, T.F. Hess, and A.
Paszczynski. 2003. Combined biological and abiological
degradation of xenobiotic compounds. A. Singh and O.P. Ward (Eds.)
Bioremediation, Phytoremediation, and Natural Attenuation,
Springer-Verlag, Heidleberg, GDR.
- Hess, T.F. and P.S. Schrader. 2002.Coupled
abiotic-biotic
mineralization of 2,4,6-trinitrotoluene (TNT). J. Environ. Qual. 31:3:736-744.
- Gussenhoven, C.A., M.S. Cortese,
T.L. Green, T.F.Hess, R.L. Crawford. 2002. Transformation of Pseudomonas stutzeri with plasmid
DNA to promote in situ biodegradation. in R.E. Hinchee and C.M
Vogel (Eds.) Bioremediation
of Recalcitrant Organics, Battelle Press, Columbus, OH.
- Hess, T.F., F. Buyuksonmez, R.
J. Watts, and Sarp Sekeroglu. 2002. Hazardous Wastes:
assessment,
management, minimization. Wat.
Environ. Res. 74:Literature Review.
- Howsawkeng, J., R.J. Watts, D.L. Washington, T.F. Hess, and
R.L. Crawford . 2001. Evidence for simultaneous abiotic-biotic
oxidations in a microbial-Fenton's system. Environ. Sci. Technol.35:2961-2966.
- Hess, T.F., F. Buyuksonmez, M.J. Valdovino, R.J. Watts and J.
Sarasa. 2001. Hazardous Wastes: assessment, management,
minimization. Wat. Environ. Res. 73:Literature Review.
- Hess, T.F., F. Buyuksonmez, R. J. Watts, and A.L. Teel. 2000.
Hazardous Wastes: assessment, management, minimization. Wat.
Environ. Res. 72:Literature Review .
- Buyuksonmez, F., R. Rynk, T.F. Hess, and E. Bechinski. 2000.
Occurrence, fate and biodegradation of pesticides within compost: Part
2. Compost Science Utilization. 8:1:61-81.
- Buyuksonmez, F., R. Rynk, T.F. Hess, and E. Bechinski. 1999.
Occurrence, fate and biodegradation of pesticides within compost: Part
1. Compost Science Utilization. 7:4:66-82.
- Watts, R.J., B.C. Bottenberg, T.F. Hess, M.E. Jensen, A.L.
Teel. 1999. The role of reductants in the enhanced desorption and
transformation of chloroaliphatic compounds by modified Fenton's
reagent. Environ. Sci. Technol. 33:3432-3437.
- Hess, T.F., F. Buyuksonmez, R. J. Watts, and A.L. Teel. 1999.
Hazardous Wastes: assessment, management, minimization. Wat.
Environ. Res. 71:861-869.
- Buyuksonmez, F., T.F. Hess, R.L. Crawford, A. Paszczynski,
R.J. Watts. 1999. Optimization of simultaneous chemical and
biological mineralization of perchloroethylene (PCE). Appl.
Environ.
Microbiol. 65:2784-2788.
- Buyuksonmez, F., T.F. Hess, R.L. Crawford, A. Paszczynski,
R.J. Watts. 1998. Toxic effects of modified Fenton reactions on
Xanthobacter flavus FB71. Appl. Environ. Microbiol.
64:3759-3764.
- Buyuksonmez, F., T.F. Hess, R.L. Crawford, A. Paszczynski,
R.J. Watts. 1998. Simultaneous abiotic-biotic mineralization of
perchloroethylene (PCE). in G. B. Wicramanayake and R.E.
Hinchee
(Eds.) Designing and Applying Treatment Technologies: Remediation
of
Chlorinated and Recalcitrant Compounds, Battelle Press, Columbus,
OH.
- Hess, T.F., F. Buyuksonmez, R. J. Watts, and A.L. Teel. 1998
. Hazardous Wastes: assessment, management, minimization. Wat.
Environ. Res. 70:699-705.
- Hess, T.F., T.A. Lewis, R.L. Crawford, S. Katamneni, J.
Wells, R. Watts. 1998. Combined photocatalytic and fungal
treatment
for the destruction of 2,4,6-trinitrotoluene (TNT). Wat. Res.
32:5:1481-1491.
- Watts, R.J., M.E. Nubbe, T.F. Hess, A.L. Teel and A.P. Jones
. 1997. Hazardous wastes: assessment, management, minimization. Wat.
Environ. Res. 69:669-675.
- Hess, T.F., T.A. Lewis, R.L. Crawford, S. Katamneni and R.J.
Watts. 1997. Coupled photocatalytic and biological degradation of
2,4,6-trinitrotoluene (TNT). in R.E. Hinchee and C.M Vogel
(Eds.) Bioremediation
of Recalcitrant Organics, Battelle Press, Columbus, OH.
- Hess, T.F., J. Chwirka and A. Noble. 1996. Use of
response
surface modeling in pilot testing for design purposes. Environ.
Tech.
17:1205-1214.
- Hess, T.F., S.K. Schmidt and G. Colores. 1996.
Maintenance energy model for microbial degradation of toxic chemicals
in
soil. Soil Bio. & Biochem. 28:907-915.
- Watts, R.J., T.F. Hess and M.E. Nubbe. 1996. Hazardous
wastes: assessment, management, minimization. Wat. Environ. Res.
68:569-575.
- Schmidt, S.K., G.M. Colores, T.F. Hess and P. Radehaus. 1995.
New and simple methods of quantifying activity and survival of
bioremediating microorganisms in soil and bioreactors. Appl.
Biochem. & Biotech. 54:259-269.
- Watts, R.J., M.E. Nubbe and T.F. Hess. 1995. Hazardous
wastes: assessment, management, minimization. Wat. Environ. Res.
67:553-559.
- Hess, T.F. and S.K. Schmidt. 1995. Improved procedure
for obtaining statistically valid parameter estimates from soil
respiration data. Soil Bio. & Biochem. 27:1-7.
- Silverstein, J., T.F. Hess, N. Al Mutairi. and R. Brown. 1994.
Enumeration of toxic compound-degrading bacteria in multi-species
activated sludge biomass. Wat. Sci. Tech. 29:7:309-316.
- Hess, T.F., J. Silverstein and S.K. Schmidt. 1993.
Effect of glucose on 2,4-dinitrophenol degradation kinetics in
sequencing batch reactors. Wat. Environ. Res. 65:73-81.
- Schmidt, S.K., R. Smith, D. Sheker, T.F. Hess, J.
Silverstein
and P.M. Radehaus. 1992. Interactions of microflagellates and
bacteria in sequencing batch reactors exhibiting enhanced
mineralization
of toxic organic chemicals. Microbiol. Ecology. 23:127-142.
- Silverstein, J., M. Bowman, T.F. Hess, S.K. Schmidt and B.
Howe. 1990. 2,4-dinitrophenol degradation and sludge floc size. Proc.
EE Div/ASCE, ed. C. O'Melia, pp. 205-212.
- Hess, T.F., S.K.Schmidt, J. Silverstein and B. Howe. 1990.
Supplemental substrate enhancement of 2,4-dinitrophenol mineralization
by a bacterial consortium. Appl. Environ. Microbiol.
56:1551-1558.
PRESENTATIONS
- Vandecasteele, F.P.J., Hess,
T.F., and Crawford, R.L. 2005. Using Simple Rules to Predict
Microbial Ecosystem Performance [Abstract]. 105th General Meeting of
the American Society for Microbiology.
- Vandecasteele, F.P.J., Hess,
T.F., and Crawford, R.L. 2005.
Driving microbial ecosystems in desirable directions using a genetic
algorithm [Abstract]. 8th Symposium on Bacterial Genetics and Ecology.
- Vandecasteele, F.P.J., Hess,
T.F., and Crawford, R.L. 2004. Mapping the correlation between
environmental conditions and microbial growth [Abstract]. 104th General
Meeting of the American Society for Microbiology, p. 580, Q-442.
- Vandecasteele, F.P.J., Hess,
T.F., and Crawford, R.L. 2004. Mapping
correlations between structure and function in natural microbial
ecosystems [Abstract]. Environmental & Subsurface Science Symposium
(INRA), 30.
- Vandecasteele, F.P.J., Hess,
T.F., and Crawford, R.L. 2004.
Demonstrating and quantifying correlations between ecosystem structure
and function [Abstract]. Environmental & Subsurface Science
Symposium (INRA).
- Vandecasteele, F.P.J., Hess,
T.F., and Crawford, R.L. 2004. Mapping
the correlation between species composition and growth dynamics of
microbial ecosystems [Abstract]. 10th International Symposium on
Microbial Ecology (ISME), p. 231.
- Vandecasteele, F.P.J., and Hess,
T.F. 2003. Constructing efficient microbial consortia using a
genetic algorithm [Abstract]. 103rd General Meeting of the American
Society for Microbiology, p. 466, N-382.
- Vandecasteele, F.P.J., Hess,
T.F., and Crawford, R.L. 2003.
Constructing efficient microbial consortia using a genetic algorithm
[Abstract]. Annual Meeting of the Society for Industrial Microbiology,
p. 67.
- Vandecastelle, F.P.J., T.F.
Hess, R.L. Crawford. 2003. Constructing efficient microbial
consortia using a genetic algorithm. Gecko, July 2003, Chicago,
Illinois.
- Vandecastelle, F.P.J., T.F.
Hess, R.L. Crawford. 2003. Constructing efficient
microbial
consortia using a genetic algorithm. 2003. American Society for
Microbiology, May 2003, Washington, D.C.
- Vandecastelle, F.P.J.,
T.F. Hess, R.L. Crawford. 2003. Constructing efficient
microbial consortia using a genetic algorithm. Society for
Industrial Microbiology, August 2003, Minneapolis, Minnesota.
- Hess, T. F. 2003.
Combined biotic/abiotic mineralization of organic chemicals. Swiss
Federal Institute for Environmental Science and Technology.
Zürich,
Switzerland.
- Hess, T.F. 2002.
Bioremediation of petroleum hydrocarbons. State Fund
Administrators Conference, June 2002, Boise, Idaho.
- Gussenhoven, C.A. M.S. Cortese, T.L. Green,
T.F.Hess, R.L. Crawford. 2002. Transformation of Pseudomonas
stutzeri with plasmid DNA to promote in situ biodegradation.
Third
International Conference on Remediation of Chlorinated and Recalcitrant
Compounds. May 19-23, 2002, Monterey, California.
- Hess, T.F. 2001. Bioremediation of petroleum
hydrocarbons. Pollution Liability Insurance Agency Workshop, November
2001, Olympia, Washington.
- Watts, R.J. J. Howsawkeng,, D.L.
Washington, T.F. Hess, R.L. Crawford. 2001. Evidence for
simultaneous abiotc-biotic oxidations in a microbial-Fenton’s system.
Eighth International Conference on Advanced Oxidation Technologies.
June
23-25, 2001, New London, Ontario, Canada.
- Renn, T.S., T.F. Hess, T.S. Renn, R.J. Watts and A.J.
Paszczynski. 2001. Novel reductive products resulting from modified
Fenton reactions. First Intermational Conference on Oxidation-Reduction
Processes. June 20-24, 2001, New London, Ontario, Canada.
- Howsawkeng, J., R.J. Watts, D.L. Washington, T.F. Hess, and
R.L. Crawford. 2001. Evidence for simultaneous abiotic-biotic
oxidations in a microbial-Fenton's system. Eighth International
Conference on Advanced Oxidation Technologies. June 20-24, 2001, New
London, Ontario, Canada.
- Schrader, P.S. and T. F. Hess. 2000. Coupled
Abiotic/Biotic Transformation of TNT. Seventh Intermational Conference
on Advanced Oxidation Technologies. June 16-18, 2000, New London,
Ontario, Canada.
- Hess, T.F. 2000. Composting as a bioremediation
technology. BioCycle 2000, West Coast Conference, March 2000, San
Diego,
California.
- Rynk, R., F. Buyuksonmez, T.F. Hess, E. Bechinski. 1999.
Occurrence, fate and biodegradation of pesticides within compost.
International Composting Symposium. September 19-23, 1999, Dartmouth,
Nova Scotia, Canada.
- Schrader, P.S., T. Renn, and T. F. Hess. 1999. TNT
degradation and mineralization using modified Fenton's reagent. Fifth
International In Situ and On-Site Bioreclamation Symposium. April
19-22,
1999, San Diego, California.
- Buyuksonmez. F., T.F. Hess, R.L. Crawford, A. Paszczynski,
R.J. Watts. 1998. Optimization of simulataneous chemical and
biological mineralization of perchloroethylene (PCE). Gordon Research
Conference. June 14-19, 1998, Hilliker, New Hampshire.
- Buyuksonmez, F., T.F. Hess, R.L. Crawford, A. Paszczynski,
R.J. Watts. 1998. Simultaneous abiotic-biotic mineralization of
perchloroethylene (PCE). First International Conference on Remediation
of Chlorinated and Recalcitrant Compounds. May 18-21, 1998, Monterey,
California.
- Rynk, R, K. Grabenstein, T.F. Hess and G. Fornshell.
1998. Fish manure as a potential feedstock for vermicomposting.
Aquaculture 98, February 17-19, Las Vegas, Nevada.
- Buyuksonmez, F., R. Rynk, G. Fornshell and T.F. Hess.
1998. Composting characteristics of trout manure. Aquaculture 98,
February 17-19, Las Vegas, Nevada.
- Hess, T.F., T. Lewis, R. Watts, S. Katamneni, and R. Crawford
. 1997. Coupled photocatalytical/biological degradation of TNT. Fourth
Intermational In Situ and On-Site Bioreclamation Symposium. April
27-30,
1997, New Orleans, Louisiana.
- Hess, T.F. and D. Barman. 1993. Composting mixtures of
leaves and animal manures: an optimization procedure. Ninth
International Solid Waste Conference. Nov. 16-18, 1993, Philadelphia,
Pennsylvania.
- Schmidt, S.K., G.M. Colores, T.F. Hess and P. Radehaus.
1993. New and simple methods of quantifying activity and survival of
bioremediating microorganisms in soil and bioreactors. Third
International Conference on Frontiers in Bioprocessing. Sept. 19-23,
1993, Boulder, Colorado.
- Silverstein, J., T.F. Hess and N. Al Mutaari. 1993.
Enumeration of toxic compound-degrading bacteria in multi-species
activated sludge biomass. First International Specialized Conference on
Microorganisms in Activated Sludge and Biofilm Processes, International
Association on Water Quality. Sept. 19-21, 1993, Paris, France.
- Hess, T.F., R.E. Brown and J. Silverstein. 1991.
Optimizing microbial degradation of toxic organic chemicals. American
Society of Agricultural Engineers International Meeting. June 23-26,
1991, Albuquerque, New Mexico.
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