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United States Department of Agriculture

Agricultural Research Service

Research Project: GENOMICS, GERMPLASM DEVELOPMENT AND IPM OF HOP

Location: Forage Seed and Cereal Research

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)

The use and role of predictive systems in disease management - (Peer Reviewed Journal)
Gent, D.H., Mahaffee, W.F., Mcroberts, N., Pfender, W.F. 2013. The use and role of predictive systems in disease management. Annual Review of Phytopathology. 51:267-89.
Association of spring pruning practices with severity of powdery 1 mildew and downy mildew on hop - (Peer Reviewed Journal)
(09-Apr-12)
New outbreaks of verticillium wilt on Hop in Oregon caused by nonlethal verticillium albo-atrum - (Peer Reviewed Journal)
(30-Mar-12)
Population density and phenology of Tetranychus urticae Koch (Acari: Tetranychidae) is linked to sulfur-induced outbreaks of this pest - (Peer Reviewed Journal)
Woods, J.L., Dreves, A.M., Fisher, G.C., James, D.G., Wright, L.C., Gent, D.H. 2012. Population density and phenology of Tetranychus urticae Koch (Acari: Tetranychidae) is linked to sulfur-induced outbreaks of this pest. Environmental Entomology. 41:621-635.
Sclerotinia wilt of Hop (Humulus lupulus) caused by Sclerotinia sclerotiorum in the Pacific Northwest U.S. - (Peer Reviewed Journal)
Kropf, S.M., Twomey, M.C., Woods, J.L., Gent, D.H., Putnam, M.L., Serdani, M. 2012. Sclerotinia wilt of Hop (Humulus lupulus) caused by Sclerotinia sclerotiorum in the Pacific Northwest U.S. Plant Disease. 96: 583.
Site-specific risk factors of white mould epidemics in bean (Phaseolus vulgaris) in Tasmania - (Peer Reviewed Journal)
(11-Sep-11)
Epidemics of ray blight on pyrethrum are linked to seed contamination and overwintering inoculum of Phoma ligulicola var. inoxydabilis - (Peer Reviewed Journal)
Pethybridge, S.J., Gent, D.H., Hay, F.S. 2011. Epidemics of ray blight on pyrethrum are linked to seed contamination and overwintering inoculum of Phoma ligulicola var. inoxydabilis. Phytopathology. 101:1112-1121.
Genetic and pathogenic relatedness of Pseudoperonospora cubensis and P. humuli - (Peer Reviewed Journal)
Mitchell, M.N., Ocamb, C.M., Grunwald, N.J., Mancino, L.E., Gent, D.H. 2011. Genetic and pathogenic relatedness of Pseudoperonospora cubensis and P. humuli. Phytopathology. 101:805-818.
Spatial characteristics of white mould epidemics and the development of sequential sampling plans in Australian bean fields - (Peer Reviewed Journal)
Jones, S.J., Gent, D.H., Pethybridge, S.J., Hay, F.S. 2011. Spatial characteristics of white mould epidemics and the development of sequential sampling plans in Australian bean fields. Plant Pathology. DOI:10.1111/j.1365-3059.2011-02466.x.
Sensitivity of Australian Sclerotinia sclerotiorum isolates from bean fields to boscalid - (Peer Reviewed Journal)
Jones, S.J., Pethybridge, S.J., Gent, D.H., Hay, F.S. 2011. Sensitivity of Australian Sclerotinia sclerotiorum isolates from bean fields to boscalid. New Zealand Journal of Crop and Horticultural Science. 1:1-5.
Spatial analysis and incidence-density relationships for downy mildew on hop - (Peer Reviewed Journal)
Gent, D.H., Farnsworth, J.L., Johnson, D.A. 2011. Spatial analysis and incidence-density relationships for downy mildew on hop. Plant Pathology. DOI:10.1111/j.1365-3059.2011.02491.x.
Spatial and temporal distribution of iris yellow spot virus and thrips in Colorado onion fields - (Peer Reviewed Journal)
Schwartz, H.F., Gent, D.H., Fichtner, S.M., Khosla, R., Mahaffey, L.A., Camper, M.A., Cranshaw, W.S. 2010. Spatial and temporal distribution of iris yellow spot virus and thrips in Colorado onion fields. Plant Health Progress. doi:10.1094/PHP-2010-0820-01-RS.
Perceptions of risk, risk aversion, and barriers to adoption of decision support systems and integrated pest management: An introduction - (Peer Reviewed Journal)
Gent, D.H., De Wolf, E., Pethybridge, S.J. 2011. Perceptions of risk, risk aversion, and barriers to adoption of decision support systems and integrated pest management: An introduction. Phytopathology. 101:640-643.
Characterization of the spatiotemporal attributes of Sclerotinia flower blight epidemics in a perennial pyrethrum pathosystem - (Peer Reviewed Journal)
Pethybridge, S.J., Hay, F.S., Gent, D.H. 2010. Characterization of the spatiotemporal attributes of Sclerotinia flower blight epidemics in a perennial pyrethrum pathosystem. Plant Disease. 94:1305-1313.
Qtl Mapping of Powdery Mildew Susceptibility in Hop (Humulus Lupulus L) - (Peer Reviewed Journal)
Henning, J.A., Townsend, M.S., Gent, D.H., Bassil, N.V., Matthews, P., Buck, E., Beaston, R. 2011. QTL Mapping of Powdery Mildew Susceptibility in Hop (Humulus lupulus L). Euphytica. 180:411-420.
Predicting Offspring Performance in Hop (Humulus lupulus L.) Using AFLP Markers - (Peer Reviewed Journal)
Henning, J.A., Townsend, M.S., Matthews, P. 2010. Predicting Offspring Performance in Hop (Humulus lupulus L.) Using AFLP Markers. Journal of American Society of Brewing Chemists. 68(3):125-131.
Forecasting and management of hop downy mildew - (Peer Reviewed Journal)
Gent, D.H., Ocamb, C.M., Farnsworth, J.L. 2010. Forecasting and management of hop downy mildew. Plant Disease. 94:425-431.
Prediction of infection risk of hop by Pseudoperonspora humuli - (Peer Reviewed Journal)
Gent, D.H., Ocamb, C.M. 2009. Prediction of infection risk of hop by Pseudoperonspora humuli. Phytopathology. 99:1190-1198.
Systems Approaches to Mangement of Hop Downy Mildew - (Proceedings)
Gent, D.H., Nelson, M.E., Farnsworth, J.L., Ocamb, C.M., Grove, G.G. SYSTEMS APPROACHES TO MANGEMENT OF HOP DOWNY MILDEW. Proceedings of the International Hop Growers Scientific Commission. 2009. p. 80-83.
PCR detection of Pseudoperonospora humuli in air samples from hop yards - (Peer Reviewed Journal)
Gent, D.H., Nelson, M.E., Farnsworth, J.L., Grove, G.G. 2009. PCR detection of Pseudoperonospora humuli in air samples from hop yards. Plant Pathology. p. 1365-1369.
Straw Mulch and Reduced-Risk Pesticide Impacts upon Thrips and Iris yellow spot virus on Western-Grown Onions - (Peer Reviewed Journal)
Schwartz, H.F., Gent, D.H., Fichtner, S.M., Hammon, R., Cranshaw, W.S., Mahaffey, L., Camper, M., Otto, K., Mcmillan, M. 2009. Straw Mulch and Reduced-Risk Pesticide Impacts upon Thrips and Iris yellow spot virus on Western-Grown Onions. Southwestern Entomologist. 34(1):13-29.
Last Modified: 9/2/2014
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