A M Ibekwe

Summary

Affiliation: Agricultural Research Service
Country: USA

Publications

  1. ncbi request reprint Survival of Escherichia coli O157:H7 in soil and on lettuce after soil fumigation
    A Mark Ibekwe
    USDA ARS US Salinity Laboratory, 450 West Big Springs Road, Riverside, CA 92507, USA
    Can J Microbiol 53:623-35. 2007
  2. pmc Impact of fumigants on soil microbial communities
    A M Ibekwe
    George E Brown Jr Salinity Laboratory, USDA Agricultural Research Service, Riverside, California 92507, USA
    Appl Environ Microbiol 67:3245-57. 2001
  3. ncbi request reprint Microbiological evaluation of fecal bacterial composition from surface water through aquifer sand material
    A Mark Ibekwe
    USDA ARS, US Salinity Laboratory, 450 W Big Springs Rd, Riverside, CA 92507, USA
    J Water Health 6:411-21. 2008
  4. ncbi request reprint Impact of plant density and microbial composition on water quality from a free water surface constructed wetland
    A M Ibekwe
    USDA ARS George E Brown Jr Salinity Laboratory, Riverside, CA 92507, USA
    J Appl Microbiol 102:921-36. 2007
  5. ncbi request reprint Fate of Escherichia coli O157:H7 in irrigation water on soils and plants as validated by culture method and real-time PCR
    A Mark Ibekwe
    USDA ARS, George E Brown Jr Salinity Lab, Riverside, CA 92507, USA
    Can J Microbiol 50:1007-14. 2004
  6. ncbi request reprint Enrichment and molecular characterization of chloropicrin- and metam-sodium-degrading microbial communities
    A Mark Ibekwe
    USDA ARS George E Brown Jr Salinity Laboratory, 450 W Big Springs Road, Riverside, CA, 92507, USA
    Appl Microbiol Biotechnol 66:325-32. 2004
  7. pmc Characterization of microbial communities and composition in constructed dairy wetland wastewater effluent
    A Mark Ibekwe
    George E Brown Jr Salinity Laboratory, U S Department of Agriculture Agricultural Research Service, Riverside, California 92507, USA
    Appl Environ Microbiol 69:5060-9. 2003
  8. ncbi request reprint Detection and quantification of Escherichia coli O157:H7 in environmental samples by real-time PCR
    A M Ibekwe
    USDA ARS George E Brown Jr Salinity Laboratory, 450 W Big Springs Road, Riverside, CA 92507, USA
    J Appl Microbiol 94:421-31. 2003
  9. pmc Multiplex fluorogenic real-time PCR for detection and quantification of Escherichia coli O157:H7 in dairy wastewater wetlands
    A Mark Ibekwe
    George E Brown Jr Salinity Laboratory, U S Department of Agriculture Agricultural Research Service, Riverside, California 92507, USA
    Appl Environ Microbiol 68:4853-62. 2002
  10. ncbi request reprint Microcosm enrichment of 1,3-dichloropropene-degrading soil microbial communities in a compost-amended soil
    A M Ibekwe
    USDA ARS George E Brown Jr Salinity Lab, Riverside, CA 92507, USA
    J Appl Microbiol 91:668-76. 2001

Collaborators

Detail Information

Publications14

  1. ncbi request reprint Survival of Escherichia coli O157:H7 in soil and on lettuce after soil fumigation
    A Mark Ibekwe
    USDA ARS US Salinity Laboratory, 450 West Big Springs Road, Riverside, CA 92507, USA
    Can J Microbiol 53:623-35. 2007
    ..This provides a very significant pathway for pathogen recontamination in the environment...
  2. pmc Impact of fumigants on soil microbial communities
    A M Ibekwe
    George E Brown Jr Salinity Laboratory, USDA Agricultural Research Service, Riverside, California 92507, USA
    Appl Environ Microbiol 67:3245-57. 2001
    ..Our results indicate that MeBr has the greatest impact on soil microbial communities and that 1,3-D has the least impact...
  3. ncbi request reprint Microbiological evaluation of fecal bacterial composition from surface water through aquifer sand material
    A Mark Ibekwe
    USDA ARS, US Salinity Laboratory, 450 W Big Springs Rd, Riverside, CA 92507, USA
    J Water Health 6:411-21. 2008
    ..The composition of indicator bacteria in Santa Ana River was dominated by intestinal microflora of humans and animals; filtration by aquifer sand material may reduce the transport of indicator bacteria from surface water to groundwater...
  4. ncbi request reprint Impact of plant density and microbial composition on water quality from a free water surface constructed wetland
    A M Ibekwe
    USDA ARS George E Brown Jr Salinity Laboratory, Riverside, CA 92507, USA
    J Appl Microbiol 102:921-36. 2007
    ..To correlate microbial community composition and water quality changes within wetland cells containing varying plant densities and composition in a free water surface (FWS) constructed wetland...
  5. ncbi request reprint Fate of Escherichia coli O157:H7 in irrigation water on soils and plants as validated by culture method and real-time PCR
    A Mark Ibekwe
    USDA ARS, George E Brown Jr Salinity Lab, Riverside, CA 92507, USA
    Can J Microbiol 50:1007-14. 2004
    ..Therefore, the rapidity of the real-time PCR assay may be a useful tool for quantification and monitoring of E. coli O157:H7 in irrigation water and on contaminated fresh produce...
  6. ncbi request reprint Enrichment and molecular characterization of chloropicrin- and metam-sodium-degrading microbial communities
    A Mark Ibekwe
    USDA ARS George E Brown Jr Salinity Laboratory, 450 W Big Springs Road, Riverside, CA, 92507, USA
    Appl Microbiol Biotechnol 66:325-32. 2004
    ..The addition of organic amendment to soil during fumigation practices has the potential to increase the diversity of different microbial species, thereby accelerating fumigant degradation and reducing atmospheric emissions...
  7. pmc Characterization of microbial communities and composition in constructed dairy wetland wastewater effluent
    A Mark Ibekwe
    George E Brown Jr Salinity Laboratory, U S Department of Agriculture Agricultural Research Service, Riverside, California 92507, USA
    Appl Environ Microbiol 69:5060-9. 2003
    ..These results show that the wetland system is a natural process dependent upon the development of healthy microbial communities for optimal wastewater treatment...
  8. ncbi request reprint Detection and quantification of Escherichia coli O157:H7 in environmental samples by real-time PCR
    A M Ibekwe
    USDA ARS George E Brown Jr Salinity Laboratory, 450 W Big Springs Road, Riverside, CA 92507, USA
    J Appl Microbiol 94:421-31. 2003
    ..To apply the real-time Polymerase chain reaction (PCR) method to detect and quantify Escherichia coli O157:H7 in soil, manure, faeces and dairy waste washwater...
  9. pmc Multiplex fluorogenic real-time PCR for detection and quantification of Escherichia coli O157:H7 in dairy wastewater wetlands
    A Mark Ibekwe
    George E Brown Jr Salinity Laboratory, U S Department of Agriculture Agricultural Research Service, Riverside, California 92507, USA
    Appl Environ Microbiol 68:4853-62. 2002
    ..These results indicate that the developed PCR assay is suitable for quantitative determination of E. coli O157:H7 in environmental samples and represents a considerable advancement in pathogen quantification in different ecosystems...
  10. ncbi request reprint Microcosm enrichment of 1,3-dichloropropene-degrading soil microbial communities in a compost-amended soil
    A M Ibekwe
    USDA ARS George E Brown Jr Salinity Lab, Riverside, CA 92507, USA
    J Appl Microbiol 91:668-76. 2001
    ..A microcosm-enrichment approach was used to investigate bacterial populations that may represent 1,3-dichloropropene (1,3-D)-degrading micro-organisms in compost-amended soil...
  11. ncbi request reprint Changes in developing plant microbial community structure as affected by contaminated water
    A M Ibekwe
    George E Brown Jr Salinity Laboratory, U S Department of Agriculture Agricultural Research Service, 450 W Big Springs Road, Riverside, CA 92507, USA
    FEMS Microbiol Ecol 48:239-48. 2004
    ..Few changes in diversity were observed after the first week. The results show that microbial community development in lettuce may take about 7-12 days and this may be the most likely period for maximum pathogen contamination in plants...
  12. doi request reprint Influence of fumigants on soil microbial diversity and survival of E. coli O157:H7
    A M Ibekwe
    USDA ARS, U S Salinity Laboratory, Riverside, California 92507, USA
    J Environ Sci Health B 45:416-26. 2010
    ..Therefore, soil systems with reduced microbial diversity may offer greater opportunities for the survival of pathogenic bacteria such as E. coli O157:H7...
  13. doi request reprint Influence of soil fumigation by methyl bromide and methyl iodide on rhizosphere and phyllosphere microbial community structure
    A M Ibekwe
    USDA ARS, U S Salinity Laboratory, Riverside, California 92507, USA
    J Environ Sci Health B 45:427-36. 2010
    ..Based on our data, methyl bromide (MeBr) and methyl iodide (MeI) did not have any significant negative effects on rhizosphere and phyllosphere microbial communities throughout the growing period of lettuce...
  14. ncbi request reprint Genome-wide identification of plant-upregulated genes of Erwinia chrysanthemi 3937 using a GFP-based IVET leaf array
    Shihui Yang
    Department of Plant Pathology, University of California, Riverside 92521, USA
    Mol Plant Microbe Interact 17:999-1008. 2004
    ..The pheno type of hrpB::Tn5, hrcC::Tn5, and hrpD::Tn5 mutants further confirmed our previous findings that hrp genes are crucial virulence determinants in E. chrysanthemi 3937...