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diseases
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Research
Phytophthora

 

Phytophthora
Phytophthora crown, root and fruit rot on cucumber,
caused by the water mold, Phytophthora capsici.


Phytophthora Videos - see sporangial dispersal in action


P
hytophthora Grants
Special Research Grant: Phytophthora Research, MI
Methyl Bromide Transitions: Methyl bromide transition plan for Michigan's fresh market
     vegetable growers
Publications

Great Lakes Fruit, Vegetable and Farm Market Expo Proceedings
Pickling cucumber 2003, 2002
Vine crops 2007, 2006, 2003, 2002, 2001
Pepper 2008, 2006, 2005

Phytophthora Extension Articles
Phytophthora Fact Sheets

MSU Vegetable CAT Alerts
Phytophthora research and control in peppers.  Vol. 24(16):Aug 19.  2009.
Recent rains favor Phytophthora development on vegetable crops.  Vol. 23(8):Jun 11.  2008.
Phytophthora and fumigation.  Vol. 22(16):3-4, Aug 15.  2007.
Phytophthora and irrigation water.  Vol. 22(14):2-3, Aug 8.  2007.
Controlling Phytophthora disease on pepper.  Vol. 22(14):2-3, Aug 1.  2007.
Phytophthora in pepper production: How to minimize the losses.  Vol. 21(13):2-3 (Jul 19).  2006.
Irrigation and disease management.  Vol. 20(10):2-4 (Jun 29).  2005.
New tips for planning your strategy against Phytophthora.  Vol. 20(9):2-4 (Jun 22).  2005.
A new Phytophthora for snap beans.  Vol. 20(3):2-3 (May 11).  2005.

Journal Articles

Quesada-Ocampo, L.M., Fulbright, D.W., and Hausbeck, M.K.  2009.  Susceptibility of Fraser
      fir to Phytophthora capsici.  Plant Dis. 93:135-141.
Gevens, A.J., Lamour, K.H., Donahoo, R., and Hausbeck, M.K.  2008.  Characterization of
     Phytophthora capsici causing foliar and pod blight of snap bean in Michigan.  Plant Dis.
     92:201-209.
Gevens, A.J., Lamour, K.H., Donahoo, R., and Hausbeck, M.K.  2007.  Characterization of
     Phytophthora capsici from Michigan surface irrigation water.  Phytopathology 97:421-428.
Gevens, A.J., Ando, K., Lamour, K.H., Grumet, R., and Hausbeck, M.K.  2006.  A detached
     cucumber fruit method to screen for resistance to Phytophthora capsici and effect of fruit
     age on susceptibility to infection.  Plant Dis. 90:1276-1282.
Hausbeck, M.K., Gevens, A.J., and Cortright, B.  2006.  Integrating cultural and chemical
      strategies to control Phytophthora capsici and limit its spread.  Pp. 427-435 in: Proc. of
     Cucurbitaceae 2006.  G.J. Holmes, ed.  Universal Press, Raleigh, NC.
Hausbeck, M.K., and Lamour, K.H.  2004.  Phytophthora capsici on vegetable crops:
     Research progress and management challenges.  Plant Dis. 88:1292-1303.
Lamour, K.H., and Hausbeck, M.K.  2003.  Susceptibility of mefenoxam-treated cucurbits to
     isolates of Phytophthora capsici sensitive and insensitive to mefenoxam.  Plant Dis. 87:920-
     922.
Lamour, K.H., and Hausbeck, M.K.  2003.  Effect of crop rotation on the survival of
     Phytophthora capsici in Michigan.  Plant Dis. 87:841-845.
Lamour, K.H., and Hausbeck, M.K.  2002.  The spatiotemporal genetic structure of
     Phytophthora capsici in Michigan and implications for disease management.
     Phytopathology 92:681-684.
Lamour, K.H., and Hausbeck, M.K.  2001.  Investigating the spatiotemporal genetic structure of
     Phytophthora capsici in Michigan.  Phytopathology 91:973-980.
Lamour, K.H., and Hausbeck, M.K.  2001.  The dynamics of mefenoxam insensitivity in a
     recombining population of Phytophthora capsici characterized with amplified fragment
     length polymorphism markers.  Phytopathology 91:553-557.
Lamour, K.H., and Hausbeck, M.K.  2000.  Mefenoxam insensitivity and the sexual stage of
     Phytophthora capsici in Michigan cucurbit fields.  Phytopathology 90:396-400.

Plant Disease Management Reports
/Fungicide & Nematicide Tests/Biological & Cultural Tests

Foster, J.M., and Hausbeck, M.K.  2009.  Evaluation of fungicides for control of Phytophthora
     blight of acorn squash, 2008.  PDMR 3:V088.
Foster, J.M., and Hausbeck, M.K.  2009.  Evaluation of fungicides for control of Phytophthora
     blight of yellow squash in fumigated beds, 2007.  PDMR 3:V086.
Foster, J.M., and Hausbeck, M.K.  2009.  Evaluation of fungicides for control of Phytophthora
     blight of yellow squash grown on flat plant beds, 2007.  PDMR 3:V085.
Foster, J.M., and Hausbeck, M.K.  2009.  Evaluation of fungicides for control of Phytophthora
     blight of yellow squash grown on raised plant beds, 2007.  PDMR 3:V084.
Granke, L.L., Cortright, B., and Hausbeck, M.K.  2009.  Methyl bromide alternatives for
     control of Phytophthora crown and root rot of summer squash, 2008.   PDMR 3:V014.
Foster, J.M., and Hausbeck, M.K.  2008.  Evaluation of bell pepper cultivars and experimental
     lines for tolerance to Phytophthora crown and root rot, 2008.  PDMR 2:V171.
Hausbeck, M.K., and Cortright, B.D.  2007.  Evaluation of fungicides and applications for
     management of Phytophthora blight of pepper, 2006.  PDMR 1:V139.
Hausbeck, M.K., and Cortright, B.D.  2005.  Late season control of Phytophthora crown and
     fruit rot of pickling cucumbers with fungicides, 2004.  F&N 60:V017.


Journal Abstracts
Foster, J., and Hausbeck, M.  2008.  Evaluating commercial and breeding lines of bell peppers
     for resistance to Phytophthora root, crown and fruit rot.  Page 32 in: Proceedings of the 19th
     International Pepper Conference, Sep 7-10, Atlantic City, NJ.
Quesada-Ocampo, L.M., Fulbright, D.W., and Hausbeck, M.K.  2008.  Fraser fir, a new host
     of Phytophthora capsici.  Phytopathology 98:S129.
Granke, L.L., and Hausbeck, M.  2008.  Epidemiology of Phytophthora capsici in water. 
     Phytopathology 98:S61.
Quesada-Ocampo, L.M., Fulbright, D.W., and Hausbeck, M.K.  2007.  Susceptibility of Fraser
     fir to Phytophthora capsici.  Phytopathology 97:S95.
Gevens, A.J., Donahoo, R.S., Lamour, K.H., and Hausbeck, M.K.  2006.  Identification and
     characterization of Phytophthora capsici on bean in Michigan.  Phytopathology 96:S39.
Gevens, A.J., Lamour, K.H., and Hausbeck, M.K.  2006.  Monitoring surface irrigation water
     for Phytophthora capsici.  Phytopathology 96:S173.
Gevens, A., and Hausbeck, M.  2005.  Screening cucumber germplasm for resistance to
    Phytophthora capsici using a detached fruit method.  Phytopathology 95:S34.
Gevens, A.J., and Hausbeck, M.K.  2005.  Phytophthora capsici isolated from snap beans is
     pathogenic to cucumber fruit and soybean.  Phytopathology 95:S162.
Gevens, A.J., and Hausbeck, M.K.  2004.  Characterization and distribution of Phytophthora
     capsici
from irrigation water near Michigan cucurbit fields. A first report of Phytophthora
     capsici
in irrigation water in Michigan.  Phytopathology 94:S157.
Lamour, K.H., and Hausbeck, M.K.  2002.  The spatiotemporal genetic structure of
     Phytophthora capsici in Michigan and implications for control.  Phytopathology 92:S139.
Lamour, K.H., and Hausbeck, M.K.  2001.  The spatiotemporal genetic structure of
     Phytophthora capsici in Michigan and implications for disease management.
     Phytopathology 91:S166.
Lamour, K.H., and Hausbeck, M.K.  2001.  The dynamics of mefenoxam insensitivity in a
     recombining population of Phytophthora capsici characterized with AFLP markers.
     Phytopathology 91:S195.
Lamour, K.H., and Hausbeck, M.K.  1999.  Characterization of Phytophthora capsici
     populations in Michigan.  Phytopathology 89:S43.