Research

Environmental microbiologist specializing in the molecular ecology of the environment

EMPLOYMENT

PEER REVIEW PUBLICATIONS

Books

Chapters

2004    Artiola, J.F., I.L. Pepper, and M.L. Brusseau. Monitoring and Characterization of the Environment. In Environmental Monitoring and Characterization. Elsevier Science/Academic Press, San Diego, CA. pp. 1–9.

2004    Pepper, I.L., C. Rensing, C.P. Gerba. Environmental Microbial Properties and Processes. In Environmental Monitoring and Characterization. Elsevier Science/Academic Press, San Diego, CA. pp. 263–280.

2004    Gerba, C.P., and I.L. Pepper. Microbial Contaminants. In Environmental Monitoring and Characterization. Elsevier Science/Academic Press, San Diego, CA. pp. 313–333.
2004 Gerhart, V.J., W.J. Waugh, E.P. Glenn, and I.L. Pepper. Ecological Restoration. In Environmental Monitoring and Characterization. Elsevier Science/Academic Press, San Diego, CA. pp. 357–375.

2002    Gerba, C.P., I.L. Pepper, and L.F. Whitehead. A Risk Assessment of Emerging Pathogens of Concern in the Land Application of Biosolids. In Sludge Management, Regulation, Utilization and Disposal. Wat. Sci. & Technol. 46:225–230.

2001    Gerba, C.P., K.A. Reynolds, S.E. Dowd, and I.L. Pepper. Polymerase Chain Reaction for the Detection of Parasites and Viruses. In Rapid Detection Assays for Food and Water. S. Clark, K.C. Thompson, C.W. Keevil, and M. Smith (eds.), The Royal Society of Chemistry, Cambridge, United Kingdom.

2001    Pepper, I.L., and S.E. Dowd. Polymerase Chain Reaction: Applications for Plant and Soil Microbes. In Manual of Environmental Microbiology. 2nd Edition. C.J. Hurst, R.L. Crawford, G.R. Knudsen, M.J. McInerney, and L.D. Stetzenbach (eds.), ASM Press, Washington, DC. pp. 573–582.

2000    Mancino, C.F., and I.L. Pepper. Irrigation of Turf with Effluent Water. In Plant-Environment Interactions. 2nd Edition. F. Wilkinson (ed.), Marcel Dekker, Inc., New York, pp. 235–261.

2000    Maier, R.M., I.L. Pepper, and C.P. Gerba (eds). Introduction to Environmental Science. In Environmental Microbiology. Academic Press. San Diego, CA. pp. 1–6.
2000 Reynolds, K.A. and I.L. Pepper. Microorganisms in the Environment. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 7–41.

2000    Maier, R.M. and I..L. Pepper. Terrestrial Environments. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 61–89.

2000    Newby, D.T., I.L. Pepper, and R.M. Maier. Microbial Transport. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 147–175.

2000    Pepper, I.L., C.P. Gerba, and R.M. Maier. Environmental Sample Collection and Processing. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 177–194.

2000    Roane, T.M., and I.L. Pepper. Microscopic Techniques. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 195–211.

2000    Josephson, K.L., C.P. Gerba, and I.L. Pepper. Cultural Methods. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 213–233.

2000    Marlowe, E.M., K.L. Josephson, and I.L. Pepper. Nucleic Acid-Based Methods of Analysis. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 287–318.

2000    Roane, T.M., and I.L. Pepper. Microorganisms and Metal Pollutants. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 403–423.

2000    Pepper, I.L. Beneficial and Pathogenic Microbes in Agriculture. In Environmental Microbiology. R.M. Maier, I.L. Pepper, and C.P. Gerba (eds), Academic Press. San Diego, CA. pp. 425–446.

1998    Burr, M.D. and I.L. Pepper. Characterization of Bacteria by DNA Fingerprinting. In Microbial Characterization of Aquifers. S.D. Pillai (ed.), Academic Press, San Diego, CA. pp. 79–94.

1998    Pepper, I.L. and K.L. Josephson. Molecular Ecology of Soil. In Soil Microbiology: Environmental and Agricultural Perspectives. D. Sylvia, J. Fuhrman, D. Hartel and D. Zuberer (eds.), Marcel Dekker, New York. pp. 168–186.

1996    Roane, T.M., I.L. Pepper and R.M. Miller. Microbial Remediation of Metals. In Bioremediation: Principles and Applications. R.L. Crawford and D.L. Crawford (eds.), Cambridge University Press, United Kingdom. pp. 312–340.

1996    Pepper, I.L. The Interdisciplinary Role of Soil Science within the University Environmental Science Arena. In The Role of Soil Science in Interdisciplinary Research. R.J. Wagonet and J. Bourma (eds.), SSSA Special Publications, Madison, Wisconsin. pp 75–87.

1996    Pepper, I.L., T.M. Straub, and C.P. Gerba. Detection of Microorganisms in Soils and Sludges. In Nucleic Acid Amplification Methods for the Analysis of Environmental Samples. G.A. Toranzos (ed.) Technomic Publ. Lancaster, PA. pp 95–111.

1996    Pepper, I.L. Polymerase Chain Reaction: Applications for Plant and Soil Microbes. In Manual of Environmental Microbiology. L. Stetzanbach and M. McInerney (eds.), ASM Press, Washington, DC. pp 437–444.

1996    Pepper, I.L., C.P. Gerba and M.L. Brusseau. Pollution in the Twenty First Century. In Pollution Science. I.L. Pepper, C.P. Gerba and M.L. Brusseau (eds.), Academic Press, San Diego, CA pp 371–376.

1996    Pepper, I.L. and K.L. Josephson. Biotic Activity in Soil and Water. In Pollution Science. I.L. Pepper, C.P. Gerba and M.L. Brusseau (eds.), Academic Press, San Diego, CA pp 31–44.

1996    Pepper, I.L. Abiotic Characteristics of Soil. In Pollution Science. I.L. Pepper, C.P. Gerba and M.L. Brusseau (eds.), Academic Press, San Diego, CA pp 9–18.

1996    Brendecke, J.W. and I.L. Pepper. The Extent of Global Pollution. In Pollution Science. I.L. Pepper, C.P. Gerba and M.L. Brusseau (eds.), Academic Press, San Diego, CA pp 3–8.

1995    Pepper, I.L. and S.D. Pillai. PCR Amplification of DNA from Root Nodules. In Nucleic Acids in the Environment. J.D. Van Elsas and J.T. Trevors (eds.), Marcel Dekker, Inc. pp 142–151.

1994    Pepper, I.L. Plasmid Profiles. In Methods of Soil Analysis, Part 2—Microbiological and Biochemical Properties. ASA, CSSA, SSSA, Madison, WI., pp 635–645.

1994    Pepper, I.L. and S.D. Pillai. Detection of Specific DNA Sequences in Environmental Samples via Polymerase Chain Reaction. In Methods of Soil Analysis, Part 2—Microbiological and Biochemical Properties. ASA, CSSA, SSSA, Madison, WI., pp 707–726.

1993    Pepper, I.L. and C.F. Mancino. Irrigation of Turfgrass with Effluent Water. In Handbook of Crop Stress. M. Pessarakli. (ed.), Marcel Dekker, Inc., N.Y., N.Y. pp 623–642.

1991    Pepper, I.L. Physiological Adaptation of Rhizobia to Improve Nitrogen Fixation in Desert Environments. In Desert Development Part 1: Desert Agriculture, Ecology and Biology. A. Bishay and H. Dregne (eds.), Harwood Academic Publishers, New York, NY, pp. 293–305.

1991    Pepper, I.L. and R.P. Upchurch. Nitrogen Fixation by Desert Legumes Associated with Rhizobia. In Semiarid Lands and Deserts: Soil Resource and Reclamation. J. Skujins (ed.), Marcel Dekker, Inc., NY, NY, pp. 443–467.

1991    Shishido, M. and I.L. Pepper. Evaluation of Rhizobium meliloti Strains Indigenous to Sonoran Desert Soils by Plasmid Profile and Intrinsic Antibiotic Resistance. In The Rhizosphere and Plant Growth. D.L. Keister and P.B. Cregarn Kluwer (eds.), Academic Publishers, Boston, MA. pp 189.

1990    Pepper, I.L. and D.F. Bezdicek. Root Microbial Interactions and Rhizosphere Nutrient Dynamics. In Crops as Enhancers of Nutrient Use. V.C. Baligar and R.R. Duncan (eds.), Academic Press, Inc. pp 375–410.

Refereed Journal Articles

2004    Tanner, B.D., J.P. Brooks, C.P. Gerba, C.N. Haas, K.L. Josephson, and I.L. Pepper. Occupational Risk Characterization of Bioaerosols Resulting from Land Application of Biosolids. In Preparation.

2004    Gentry, T.J., G. Wang, C. Rensing, and I.L. Pepper. Differential Response of Similar Pristine Soils to 2-, 3-, and 4-Chlorobenzoate Contamination and Phylogenetic Characterization of Resulting Bacterial Community Dynamics. Microb. Ecol. Accepted.

2004    Fairley, D.J., G. Wang, I.L. Pepper, C. Rensing, and M.J. Larkin. Expression of Genes Involved in Aromatic Degradation in Two Haloarchaeal Genera. Appl. Environ. Microbiol. Submitted.

2004    Chetochine, A., C.P. Gerba, M.L. Brusseau, and I.L. Pepper. Fate and Transport of Virus from within Biosolids. Environ. Sci. & Technol. Submitted.

2004    Wang, G., T.J. Gentry, G. Grass, K. Josephson, C. Rensing, and I. Pepper. Real-time PCR Quantification of a GFP-labeled, Genetically Engineered Pseudomonas putida Strain during 2-Chlorobenzoate Degradation in Soil. FEMS Microbiol. Lett. 233:307–314.

2004    Gentry, T.J., C. Rensing, and I.L. Pepper. New Approaches for Bioaugmentation as a Remediation Technology. Crit. Rev. Env. Sci. Tech. 34:447–494.

2004    Pepper, I.L., P. Rusin, D.R. Quintanar, C. Haney, K.L. Josephson, and C.P. Gerba. Tracking the Concentration of HPC Bacteria from the Source to the Consumer's Tap. Int'l. J. Food Microbiol. 92(3)265–271.

2004    Gentry, T.J., K.L. Josephson, and I.L. Pepper. Functional Establishment of Introduced Chlorobenzoate Degraders Following Bioaugmentation with Newly Activated Soil. Biodegradation. 15:67–75.

2004    Brooks, J.P., C.P. Gerba, and I.L. Pepper. Bioaerosol Emission, Fate, and Transport from Municipal and Animal Wastes. J. Residuals Sci. & Technol. 1:15–28.

2003    Rusin, P., S. Maxwell, J. Brooks, C. Gerba, and I. Pepper. Evidence for the Absence of Staphylococcus aureus in Land Applied Biosolids. Environ. Sci. Technol. 37:4027–4030.

2003    Dowd, S.E., D. John, J. Eliopolus, C.P. Gerba, J. Naranjo, R. Klein, B. Lopez, M. de Mejia, C.E. Mendoza, and I.L. Pepper. Confirmed Detection of Cyclospora cayetanesis, Encephalitozoon intestinalis and Cryptosporidium parvum in Water Used for Drinking. J. Wat. Hlth. 1:117–123.

2003    John, D.E., N. Nwachuku, I.L. Pepper, and C.P. Gerba. Development and Optimization of a Quantitative Cell Culture Infectivity Assay for the Microsporidium Encephalitozoon intestinalis and Application to Ultraviolet Light Inactivation. J. Microbiol. Methods 52:183–196.

2002    Pepper, I.L., T.J. Gentry, D.T. Newby, T.M. Roane, and K.L. Josephson. The Role of C ell Bioaugmentation and Gene Bioaugmentation in the Remediation of Co-Contaminated Soils. Environ. Health Perspect. 110:943–946.

2002    Gentry, T.J. and I.L. Pepper. Incidence of Bacillus anthracis in Soil. Soil Science 167:627–635.

2002    Gerba, C.P., I.L. Pepper, and L.F. Whitehead, III. A Risk Assessment of Emerging Pathogens of Concerns in the Land Application of Biosolids. Wat. Sci. Technol. 46:225–230.

2002    Newby, D.T., and I.L. Pepper. Dispersal of Plasmid pJP4 in Unsaturated and Saturated 2,4-Dichlorophenoxyacetic Acid Contaminated Soil. FEMS Microbiol. Ecol. 39:157–164.

2002    Rensing, C., D.T. Newby, and I.L. Pepper. The Role of Selective Pressure and Selfish DNA in Horizontal Gene Transfer and Soil Microbial Community Adaptation. Soil Biol. Biochem. 34:285–296.

2002    Thurston, J.A., P. Watt, S.E. Dowd, R. Enriquez, I.L. Pepper, and C.P. Gerba. Detection of Protozoan Parasites and Microsporidium in Irrigation Waters Used for Crop Production. J. Food Prot. 65:378–382.

2002    Gentry, T.J., D.T. Newby, K.L. Josephson, and I.L. Pepper. 2001. Soil Microbial Population Dynamics Following Bioaugmentation with a 3-Chlorobenzoate-Degrading Bacterial Culture. Biodegradation. 12:349–357.

2002    Marlowe, E.M., J-M. Wang, I.L. Pepper, and R.M. Maier. Application of a Reverse Transcriptase-PCR Assay to Monitor Regulation of the Catabolic nahAc Gene During Phenanthrene Degradation. Biodegradation. 13:251–260.

2001    Roane, T.M., K.L. Josephson, and I.L. Pepper. Dual-Bioaugmentation Strategy to Enhance Remediation of Co-Contaminated Soil. Appl. Environ. Microbiol. 67:3208–3215.

2001    Reynolds, K.A., C.P. Gerba, M. Abbaszadegan, and I.L. Pepper. ICC/PCR Detection of Enteroviruses and Hepatitis A Virus in Environmental Samples. Can. J. Microbiol. 47:153–157.

2000    Pepper, I.L. New Opportunities for Soil Scientists in the Environmental Science Arena. Soil Sci. 165:41–46.

2000    Roane, T.M., and I.L. Pepper. Microbial Responses to Environmentally Toxic Cadmium. Microb. Ecol. 38:358–364.

2000    Blackmer, F, K.A. Reynolds, C.P. Gerba, and I.L. Pepper. Use of Integrated Cell Culture-PCR to Evaluate the Effectiveness of Poliovirus Inactivation by Chlorine. Appl. Environ. Microbiol. 66:2267–2268.

2000    Newby, D.T., T.J. Gentry, and I.L. Pepper. Comparison of 2,4-Dichlorophenoxyacetic Acid Degradation and Plasmid Transfer in Soil Resulting from Bioaugmentation with Two Different pJP4 Donors. Appl. Environ. Microbiol. 66:3397–3407.

2000    Newby, D.T., K.L. Josephson, and I.L. Pepper. Detection and Characterization of Plasmid pJP4 Transfer to Indigenous Soil Bacteria. Appl. Environ. Microbiol. 66:290–296.

2000    Dowd, S.E., C.P. Gerba, I.L. Pepper, and S.D. Pillai. Bioaerosol Transport Modeling and Risk Assessment in Relation to Land Placement of Biosolids. J. Environ. Qual. 29:343–348.

1999    Dowd, S.E., C.P. Gerba, and I.L. Pepper. Methods for the Detection of Microsporidia in Water. J. Microbiol. Methods. 35:43–52.

1998    Burr, M.D., K.L. Josephson and I.L. Pepper. Evaluation of DNA Fingerprinting Methods for Discriminating Salmonella Serotypes. Let. Appl. Microbiol. 27:24–30.

1998    Reynolds, K.A., K. Roll, R.S. Fujioka, C.P. Gerba and I.L. Pepper. Comparative Detection of Enteroviruses in Marine Waters by Cell Culture and RT-PCR. Appl. Environ. Microbiol. Can. J. Microbiol. 44:598–604.

1998    Jutras, E.M., C.M. Smart, R. Rupert, I.L. Pepper and R.M. Miller. Field Scale Biofiltration of Gasoline Vapors Extracted from Beneath a Leaking Underground Storage Tank. Biodegradation. 8:31–42.

1998    Dowd, S.E., Gerba, C.P., Pepper, I.L. Conformation of the Human-Pathogenic Microsporidia Enterocytozoon bieneusi, Encephalitozoon intestinalis, Vittaforma corneae in water. Appl. Environ. Microbiol. 64:3332–3335.

1998    Burr, M.D. and I.L. Pepper. A Review of DNA Fingerprinting Methods for Subtyping Salmonella. Crit. Rev. Environ. Sci. Technol. 28:283–323.

1998    Dowd, S.E., C.P. Gerba, F.J. Enriquez, and I.L. Pepper. PCR Amplification and Species Determination of Microsporidia in Formalin Fixed Feces After Imunomagnetic Separation. Appl. Environ. Microbiol. 64:333–336.

1998    Josephson, K.L., J.R. Rubino and I.L. Pepper. Characterization and Quantification of Bacterial Pathogens and Indicator Organisms in Household Kitchens With and Without the Use of a Disinfectant Cleaner. J. Appl. Microbiol. 83:737–750.

1997    Johnson, D.C., C.E. Enriquez, I.L. Pepper, T.L. Davis, C.P. Gerba, and J.B. Rose. Survival of Giardia, Cryptosporidium, Poliovirus and Salmonella in Marine Waters. Water Sci. Technol. 35:261–268.

1997    Reynolds, K.A., C.P. Gerba, and I.L. Pepper. Rapid PCR Based Monitoring of Infectious Enteroviruses in Drinking Water. Wat. Sci. Tech. 35:11–12.

1997    Burr, M.D. and I.L. Pepper. Variability in Presence-Absence Scoring of AP-PCR Fingerprints Affects Computer Matching of Bacterial Isolates. J. Microbiol. Methods. 29:63–68.

1997    Day, W.A., I.L. Pepper and L.A. Joens. Use of an Arbitrarily Primed PCR Product in the Development of a Campylobacter jejuni - Specific PCR. Appl. Environ. Microbiol. 63:1019–1023.

1997    Marlowe, E.M., K.L. Josephson, R.M. Miller, and I.L. Pepper. A Method for the Detection and Quantitation of PCR Template in Environmental Samples by High Performance Liquid Chromatography. J. Microbiol. Methods. 28:45–53.

1997    Abbaszadegan, M., M.S. Huber, C.P.Gerba and I.L. Pepper. Detection of Viable Giardia Cysts by Amplification of Heat Shock-Induced mRNA. Appl. Environ. Microbiol. 63:324–328.

1996    DiGiovanni, G.D., J.W. Neilson, I.L. Pepper and N.A. Sinclair. Gene Transfer of Alcaligenes eutrophus JMP134 Plasmid pJP4 to Indigenous Soil Recipients. Appl. Environ. Microbiol. 62:2521–2526.

1996    Reynolds, K.A., C.P. Gerba, and I.L. Pepper. Detection of Infectious Enteroviruses Using Cell Culture/PCR Procedure. Appl. Environ. Microbiol. 62:1424–1427.

1996    DiGiovanni, G.D., I.L. Pepper, and N.A. Sinclair. Plasmid Diversity within a 2,4-D Acid Degrading Variovorax Paradoxus Population Isolated from a Contaminated Soil. J. Environ. Sci. Health. A31:963–976.

1995    Jutras, E.M., R.M. Miller, and I.L. Pepper. Optimization of AP PCR for Identification of Bacterial Isolates. J. Microbiol. Methods. 24:55–63.

1995    Ju Fang Ma, C.P. Gerba and I.L. Pepper. Increased Sensitivity of Poliovirus Detection in Tap Water Concentrates by RT PCR. J. Vir. Methods. 55:295–302.

1995    Straub, T.M., I.L. Pepper and C.P. Gerba. Comparison of PCR and Cell Culture Detection of Enteroviruses in Sludge Amended Field Soils and Determination of their Transport. Appl. Environ. Microbiol. 61:2066–2068.

1995    Johnson, D.C., C.P. Gerba, I.L. Pepper, and J.B. Rose. Detection of Giardia and Cryptosporidium in Marine Waters. Wat. Sci. Tech. 31:439–442.

1995    Reynolds, K.A., C.P. Gerba, and I.L. Pepper. Detection of Enteroviruses in Marine Waters by Direct RT-PCR and Cell Culture. Wat. Sci. Tech. 31:323–328.

1995    Straub, T.M., I.L. Pepper and C.P. Gerba. Removal of PCR Inhibiting Substances in Sewage Sludge Amended Soil. Wat. Sci. Tech. 31:311–315.

1994    Straub, T.M., I.L. Pepper and C.P. Gerba. Detection of Naturally Occurring Enteroviruses and Hepatitis A Virus in Undigested and Anaerobically Digested Sludge Using the Polymerase Chain Reaction. Can. J. Microbiol. 40:884–888.

1994    Soares, A.C., T.M. Straub, I.L. Pepper, and C.P. Gerba. Effect of Anaerobic Digestion on the Occurrence of Enteroviruses and Giardia Cysts in Sewage Sludge. J. Environ. Sci. Health A29:1887–1897.

1994    Neilson, J.W., K. L. Josephson, I.L. Pepper, R.B. Arnold, G.D. DiGiovanni, and N.A. Sinclair. Frequency of Horizontal Gene Transfer of a Large Catabolic Plasmid (pJP4) in Soil. Appl. Environ. Microbiol. 60:4053–4058.

1994    Yu-Fang, Ma., T.M. Straub, I.L. Pepper, and C.P. Gerba. Cell Culture and PCR Determination of Poliovirus Inactivation by Disinfectants. Appl. Environ. Microbiol. 60:4203–4206.

1994    Pillai, S.D., K.L. Josephson, and I.L. Pepper. Comparison of Three Probe Labelling Methods to Detect PCR Amplification Products. J. Rapid Methods Autom. Microbiol. 2:299–309.

1994    Straub, T.M., I.L. Pepper, M. Abbaszadegan, and C.P. Gerba. A Method to Detect Enteroviruses in Sewage Sludge-Amended Soil Using the PCR. Appl. Environ. Microbiol. 60:1014–1017.

1994    Pepper, I.L., K.L. Josephson, R.L. Bailey, M.D. Burr, S.D. Pillai, D. Tolliver, and S. Pulido. A Rapid and Systematic Analytical Method for Measuring Bacterial Contaminants in Ultrapure Water. Microcontamination. 12:52–57.

1993    Josephson, K.L., C.P. Gerba and I.L. Pepper. PCR Detection of Nonviable Bacterial Pathogens. Appl. Environ. Microbiol. 59:3513–3515.

1993    Pepper, I.L., K.L. Josephson, R.L. Bailey and C.P. Gerba. Survival of Indicator Organisms in Sonoran Desert Soil Amended with Sewage Sludge. J. Environ. Sci. Health. A28:1287–1302.

1993    Estrella, R., M.L. Brusseau, I.L. Pepper, P.J. Wierenga, and R.M. Miller. Biodegradation, Sorption and Transport of 2,4-D In a Saturated and Unsaturated Soil. Appl. Environ. Microbiol. 59:4266–4273.

1993    Brendecke, J.W., R.D. Axelson, and I.L. Pepper. Soil Microbial Activity s an Indicator of Soil Fertility: Long Term Effects of Municipal Sewage Sludge on an Arid Soil. Soil Biol. Biochem. 25:751–758.

1993    Way, J., K.L. Josephson, S.D. Pillai, M. Abbaszadegan, C.P. Gerba and I.L. Pepper. Specific Detection of Salmonella by Multiplex Polymerase Chain Reaction. Appl. Environ. Microbiol. 59:1473–1479.

1993    Straub, T.M., Pepper, I.L. and Gerba, C.P. Hazards from Pathogenic Microorganisms in Land-Disposed Sewage Sludge. Rev. Environ. Contam. Toxicol. 132:55–91.

1993    Abbaszadegan, M., C.P. Gerba, M.S. Huber and I.L. Pepper. Detection of Enteroviruses in Groundwater Using Polymerase Chain Reaction. Appl. Environ. Microbiol. 59:1318–1324.

1993    Straub, T.M., Pepper, I.L., and Gerba, C.P. Virus Survival in Sewage Sludge Amended Desert Soil. Wat. Sci. Tech. 27:421–424.

1993    Enriquez, C.E., Abbaszadegan, M., Pepper, I.L., Richardson, K.J., and Gerba, C.P. Poliovirus Detection in Water by Cell Culture and Nucleic Acid Hybridization. Water Res. 27:1113–1118.

1993    Enriquez, C.E., Abbaszadegan, M., Pepper, I.L., Richardson, K.J., Margolin, A.B., and Gerba, C.P. Comparison of Poliovirus Detection in Water by Cell Culture and Nucleic Acid Hybridization. Wat. Sci. Tech. 27:315–319.

1992    Artiola, J.F. and I.L. Pepper. Long Term Influence of Liquid Sewage Sludge on the Organic Carbon and Nitrogen Content of a Furrow Irrigated Desert Soil. Biol. Fert. Soils 14:30–36.

1992    Pillai, S.D., K.L. Josephson, R.L. Bailey and I.L. Pepper. Specific Detection of Rhizobia in Root Nodules and Soil Using the Polymerase Chain Reaction. Soil Biol. Biochem. 24:885–891.

1992    Soares, A.C., I.L. Pepper and C.P. Gerba. Recovery of Poliovirus from Sludge-Amended Soils. J. Environ. Sci. Health. 27:999–1005.

1992    Neilson, J.W., K.L. Josephson, S.D. Pillai and I.L. Pepper. Polymerase Chain Reaction and Gene Probe Detection of the 2,4-Dichlorophenoxyacetic Acid Degradation Plasmid pJP4. Appl. Environ. Microbiol. 58:1271–1275.

1992    Artiola, J.F. and I.L. Pepper. Denitrification Activity in the Root Zone of a Sludge Amended Desert Soil. Biol. Fert. Soils 13:200–205.

1992    Mancino, C.F. and I.L. Pepper. Irrigation of Turfgrass with Secondary Sewage Effluent: Soil Quality. Agron. J. 84:650–654.

1992    Straub, T.M., I.L. Pepper, C.P. Gerba. Persistence of Viruses in Desert Soils Amended with Anaerobically Digested Sewage Sludge. Appl. Environ. Microbiol. 58:636–641.

1991    Josephson, K.L., S.D. Pillai, J. Way, C.P. Gerba and I.L. Pepper. Fecal Coliforms in Soil Detected by Polymerase Chain Reaction and DNA:DNA Hybridizations. Soil Sci. Soc. Am. J. 55:1326–1332.

1991    Pillai, S.D., K.L. Josephson, R.L. Bailey, C.P. Gerba and I.L. Pepper. A Rapid Method for Processing Soil Samples for PCR Amplification of Specific Gene Sequences. Appl. Environ. Microbiol. 57:2283–2286.

1991    Pillai, S.D. and I.L. Pepper. Transposon Tn5 as an Identifiable Marker in Rhizobia: Survival and Genetic Stability of Tn5 Mutant Bean Rhizobia Under Temperature Stressed Conditions in Desert Soils. Microb. Ecol. 21:21–33.

1991    Josephson, K.L., D.P. Bourque, F.A. Bliss and I.L. Pepper. Competitiveness of KIM 5 and VIKING 1 Bean Rhizobia.: Strain by Cultivar Interactions. Soil Biol. Biochem. 23:249–253.

1990    Hayes, A.R., C.F. Mancino, W.Y. Forden, D.M. Kopec and I.L. Pepper. Irrigation of Turfgrass with Secondary Sewage Effluent: II. Turf Quality. Agron. J. 82:943–946.

1990    Hayes, A.R., C.F. Mancino and I.L. Pepper. Irrigation of Turfgrass with Secondary Sewage Effluent: I. Soil and Leachate Water Quality. Agron. J. 82:939–943.

1990    Neilson, J.W. and I.L. Pepper. Microbial Respiration as an Index of Soil Aeration. Soil Sci. Soc. Am. J. 54:428–432.

1990    Soares, A.C., K.L. Josephson, I.L. Pepper and C.P. Gerba. Occurrence of Enteroviruses and Giardia Cysts in Land Disposed Sewage Sludge. Hydrology and Water Resources in Arizona and the Southwest. 19:31–36.

1990    Shishido, M. and I.L. Pepper. Identification of Dominant Indigenous Rhizobium meliloti by Plasmid Profiles and Intrinsic Antibiotic Resistance. Soil Biol. Biochem. 22:11–16.

1990    Pillai, S.D. and I.L. Pepper. Survival of Tn5 Mutant Bean Rhizobia in Desert Soils: Phenotypic Expression of Tn5 Under Moisture Stress. Soil Biol. Biochem. 22:265–270.

1989    Pepper, I.L., K.L. Josephson, C.S. Nautiyal and D.P. Bourque. Strain Identification of Highly-Competitive Bean Rhizobia Isolated from Root Nodules: Use of Fluorescent Antibodies, Plasmid Profiles and Gene Probes. Soil Biol. Biochem. 21:749–753.

1988    Pepper, I.L., K.L. Josephson, D.P. Bourque and C.S. Nautiyal. Competitiveness of KIM 5 and VIKING 1 as Determined by Fluorescent Antibodies, Plasmid Profiles and Colony Hybridization. Soil Biol. Biochem. 21:749–753.

1988    Miller, M.S. and I.L. Pepper. Physiological and Biochemical Characteristics of a Fast Growing Strain of Lupine Rhizobia Isolated from the Sonoran Desert. Soil Biol. Biochem. 20:319–322.

1988    Miller, M.S. and I.L. Pepper. Survival of a Fast Growing Strain of Lupine Rhizobia in Sonoran Desert Soil. Soil Biol. Biochem. 20:323–327.

1987    Roskosi, J.P., I.L. Pepper and E. Pardo. Inoculation of Leguminous Trees with Rhizobia and V.A. Mycorrhizal Fungi. For. Ecol. Manag. 16:57–68.

1987    Ferguson, G.A. and I.L. Pepper. Retention of Ammonium in Sand Amended with Clinoptilolite. Soil Sci. Am. J. 51:231–234.

1986    Ferguson, G.A., I.L. Pepper and W.R. Kneebone. Growth of Creeping Bentgrass on a New Medium for Turfgrass Growth: Clinoptilolite Zeolite-Amended Sand. Agron. J. 78:1095–1098.

1985    Watson, J.E., I.L. Pepper, M. Unger and W.H. Fuller. Yields and Leaf Elemental Composition of Cotton Grown on Sludge-Amended Soil. J. Environ. Qual. 14:174–177.

1985    Shoushtari, N.H. and I.L. Pepper. Mesquite Rhizobia Isolated from the Sonoran Desert. II. Competitiveness and Survival in Desert Soils. Soil Biol. Biochem. 17:803–806.

1985    Shoushtari, N.H. and I.L. Pepper. Mesquite Rhizobia Isolated from the Sonoran Desert. I. Physiology and Effectiveness. Soil Biol. Biochem. 17:797–802.

1984    Kneebone, W.R. and I.L. Pepper. Luxury Water Use by Bermudagrass. Agron. J. 76:999–1002.

1984    Josephson, K.L. and Pepper, I.L. Competitiveness and Effectiveness of Strains of Rhizobium Phaseoli Isolated from the Sonoran Desert. Soil Biol. Biochem. 16:651–655.

1984    Babiker, H. and I.L. Pepper. Microbial Production of Ethylene in Desert Soils. Soil Biol. and Biochem. 16:559–564.

1983    Pepper, I.L., D.F. Bezdicek, A.S. Baker and J.M. Sims. Silage Corn Uptake of Sludge Applied Zn and Cd as Affected by Soil pH. J. Environ. Qual. 12:270–275.

1982    Kneebone, W.R. and I.L. Pepper. Consumptive Water Use by Sub-Irrigated Turfgrasses Under Desert Conditions. Agron. J. 74:419–423.

1982    Borrelli, J., L.O. Pochop, I.L. Pepper, W.R. Kneebone, R.E. Danielson, W.E. Hart and V.B. Younger. Calibrations for Blaney Criddle Coefficients for Western Turfgrasses. J. Irrig. Drainage Div., ASCE 107:333–341.

1981    Vigue, G.T., I.L. Pepper and D.F. Bezdicek. Effects of Cadmium on Nitrogen Fixation by Field Beans. J. Environ. Qual. 10:87–89.

1981    Pepper, I.L., E.L. Anderson, W.R. Kneebone and R.J. Drake. Reclamation of Wastewater by Means of a Soil-Turf Filter. II. Removal of Phosphorus, Boron, Sodium and Chlorine. J. Water Pollut. Control Fed. 53:1408–1412.

1981    Anderson, E.L., I.L. Pepper and W.R. Kneebone. Reclamation of Wastewater by Means of a Soil-Turf Filter. I. Nitrogen Removal J. Water Pollut. Control Fed. 53:1402–1407.

1980    Drake, R.J., I.L. Pepper, G.V. Johnson and W.R. Kneebone. Design and Testing of a New Microlysimeter for Leaching Studies. Agron. J. 72:397–398.

1978    Pepper, I.L. and R.H. Miller. Comparison of the Oxidation of Thiosulfate and Elemental Sulfur by Two Heterotrophic Bacteria and Thiobacillus thiooxidans. Soil Science 126:9–14.

1976    Pepper, I.L. and R.H. Miller. Microbial Inorganic Polyphosphates: Factors Influencing their Accumulation in Soil. Soil Sci. Soc. Am. J. 40:872–875.

updated 07/04