HOWARD FERRIS

Professor & Nematologist



Office: 259G Robbins Hall

Laboratory: 265 Robbins Hall




  • Appointment: 1972
    B.S. University College of Rhodesia & Nyasaland 1964 Botany and Zoology
    M.S. University of London 1968 Zoology; Nematology
    Ph.D. North Carolina State University 1972 Plant Pathology

  • Teaches:

    Biology, ecology and management of soil nematodes

     

  • Research:

    1. Soil ecology; decomposition and nutrient cycling; contribution of nematodes to the structure and function of the soil food web.

    2. Population biology and population assessment of soil nematodes; integrated pest management.


  • Nemaplex:
  •             A Virtual Encyclopedia on Soil and Plant Nematodes:  Visit Nemaplex

     

                Recent Publications in Soil Ecology

     

    Ferris, H.  2003.  Nematode Ecology.  In R.M. Goodman (ed) Encyclopedia of Plant & Crop Science. Dekker , NY . (in press).

    Berkelmans, R., H. Ferris, M. Tenuta, A.H.C. van Bruggen.  2003.  Long-term effects of crop management on nematodes of higher trophic level disappear after one year of uniform management. Applied Soil Ecology (in press).

    Phillips, D.A., H. Ferris, D.R. Cook and D.R. Strong.  2003.  Molecular control points in rhizosphere food webs. Ecology (in press).

    Chen, J., H. Ferris, K. M. Scow, and K. J. Graham.  2001.  Fatty acid composition and dynamics of selected fungal-feeding nematodes and fungi.  Comparative Biochemistry and Physiology 130:135-144.

    Chen, J., J.R. Carey, and H. Ferris.  2001.  Comparative demography of isogenic populations of Caenorhabditis elegans.  Experimental Gerontology 36:431-440.

    Ferris, H., T. Bongers, and R. G. M. de Goede.  2001.  A framework for soil food web diagnostics:  extension of the nematode faunal analysis concept.  Applied Soil Ecology 18:13-29.

    Okada, H., and H. Ferris.  2001.  Temperature effects on growth and nitrogen mineralization of fungi and fungal-feeding nematodes.  Plant and Soil 234:253-262.

    Poudel, D.D., H. Ferris, K. Klonsky, W.R. Horwath, K.M. Scow, A.H.C. van Bruggen,W.T. Lanini, J.P. Mitchell, and S.R. Temple.  2001.  The sustainable agriculture farming system project in California 's Sacramento Valley . Outlook on Agriculture 30:109-116.

    Chen, J. and H. Ferris.  2000.  Growth and nitrogen mineralization of selected fungi and fungal-feeding nematodes on sand amended with organic matter.  Plant and Soil 218:91-101.

    Bongers, T. and H. Ferris.  1999.  Nematode community structure as a bioindicator in environmental monitoring.  Trends in Evolution and Ecology 14:224-228.

    Chen, J. and H. Ferris.  1999.  The effects of nematode grazing on nitrogen mineralization during fungal decomposition of organic matter.  Soil Biology and Biochemistry 31:1265-1279.

    Clark, M.S., W.R. Horwath, C. Shennan, K.M. Scow, W.T. Lanini and H. Ferris.  1999.  Nitrogen, weeds and water as yield-limiting factors in conventional, low-input, and organic tomato systems.  Agriculture, Ecosystems and Environment 73:257-270.

    Clark, M. S., H. Ferris, K. Klonsky, W. T. Lanini, A. H. C. van Bruggen and F. G. Zalom.  1998.  Agronomic, economic, and environmental comparison of pest management in conventional and alternative tomato and corn systems in northern California .  Agriculture, Ecosystems and Environment 68:51-71.

    Ferris, H., R. C. Venette, H. R. van der Meulen and S. S. Lau.  1998.  Nitrogen mineralization by bacterial-feeding nematodes:  verification and measurement.  Plant and Soil 203:159-171.

    Gunapala, N., R. C. Venette, H. Ferris and K. M. Scow.  1998.  Effects of soil management history on the rate of organic matter decomposition..  Soil Biology and Biochemistry 30:1917-1927.

    Jaffee, B. A., H. Ferris and K. M. Scow.  1998.  Nematode-trapping fungi in organic and conventional cropping systems. Phytopathology 88:344-349.

    Venette, R. C. and H. Ferris.  1998.  Influence of bacterial type and density on population growth of bacterial-feeding nematodes.  Soil Biology and Biochemistry 30:949-960.

    Venette, R. C. and H. Ferris.  1997.  Thermal constraints to population growth of bacterial-feeding nematodes.  Soil Biology and Biochemistry 29:63-74.

    Fuller, M. E., K. M. Scow, S. S. Lau and H. Ferris.  1997.  Trichloroethylene (TCE) and toluene effects on the structure and function of the soil community.  Soil Biology and Biochemistry 29:75-89.

    Ferris, H., R. C. Venette and S. S. Lau.  1997.  Population energetics of bacterial-feeding nematodes:  Carbon and Nitrogen budgets.  Soil Biology and Biochemistry 29:1183-1194.

    Venette, R. C., F. A. M. Mostafa and H. Ferris.  1997.  Trophic interactions between bacterial-feeding nematodes and the nematophagous fungus Hirsutella rhossiliensis in plant rhizospheres to suppress Heterodera schachtii.  Plant and Soil 191:213-223.

    Lau, S. S., M. E. Fuller, H. Ferris, R. C. Venette and K. M. Scow.  1997.  Development and testing of an assay for soil-ecosystem health using the bacterial-feeding nematode Cruznema tripartitum.  Ecotoxicology and Environmental Safety 36:133-139.  

             

                Recent Publications in Nematode Biology and Management

         

    Zasada, I.A. and H. Ferris  2003.  Sensitivity of Meloidogyne javanica and Tylenchulus semipenetrans to isothiocyanates in laboratory assays.  Phytopathology (in press).

    Kim, D.G. and H. Ferris  2002.  Relationship between crop losses and initial population densities of Meloidogyne arenaria in winter-grown oriental melon in Korea .  Journal of Nematology 34:45-49.

    Zasada, I.A., H. Ferris and L. Zheng.  2002.  Plant sources of Chinese herbal remedies: laboratory efficacy, suppression of Meloidogyne javanica in soil and phytotoxicity assays.  Journal of Nematology 34:124-129.

    Zheng, L., and H. Ferris.  2001.  Effect of 58 herbal medicines on the plant-parasitic nematodes Meloidogyne javanica and Pratylenchus vulnus.  Acta Phytopathologica Sinica 31:175-183.

    Ferris, H. and L. Zheng.  1999.  Plant sources of Chinese herbal remedies:  Effects on Pratylenchus vulnus and Meloidogyne javanica.  Journal of Nematology 31:241-263.

    Ferris, H., K.M. Jetter, I.A. Zasada, J.J. Chitambar, R.C. Venette, K.M. Klonsky, and J.O. Becker. (in press) Risk assessment of plant-parasitic nematodes.  In D. Sumner (ed.)  Exotic Pest and Diseases: Biology, Economics and Public Policy. Iowa State/Blackwell Press.


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