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| Research |
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Downy Mildew
Current Downy Mildew News |
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Dr. Mary Hausbeck and trap for monitoring
Pseudoperonospora cubensis spores
(causes cucurbit downy mildew) in a cucurbit field. |
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Downy Mildew Grants |
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| GREEEN GR007-077: Characterization and management of cucurbit downy mildew. 2007 |
| GREEEN Grant GR06-099D: Monitoring downy mildew on cucurbits. 2007 |
| Publications |
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Great Lakes Fruit, Vegetable and Farm Market Expo Proceedings
Pickling cucumber 2008, 2007, 2006, 2005
Vine crops 2007, 2006 |
Plant Disease Management Reports/Fungicide & Nematicide Tests/Biological & Cultural Tests
Hausbeck, M.K., and Cortright, B.D. 2009. Evaluation of fungicides for control of downy
mildew of pickling cucumber, 2007. PDMR 3:V112.
Gevens, A.J., and Hausbeck, M.K. 2006. Control of downy mildew of cucumbers with
fungicides, 2005. F&N 61:V062. |
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Downy Mildew Pictures
Downy mildew photos
Other cucurbit disease photos |
Downy Mildew Links
Cucurbit Downy Mildew Forecast Homepage |
Downy Mildew Articles |
2008
2008 Downy Mildew MAP
2008 Downy Mildew SPORE COUNTS
2008 Downy Mildew SPRAY RECOMMENDATIONS
Spore counts and how to interpret them
How downy mildew spores are monitored
How to submit samples
8/13/08 Downy mildew confirmed in Wayne County
8/12/08 Downy mildew confirmed in Bay and Saginaw Counties
8/8/08 Downy mildew confirmed in Clinton County
7/31/08 Downy mildew confirmed in Macomb County
7/30/08 Downy mildew confirmed in Arenac, Saginaw and Tuscola Counties
7/23/08 Recent foggy, humid weather favors downy mildew
7/9/08 Downy mildew confirmed on the west side of the state
7/3/08 Downy mildew confirmed in cucumbers located in Monroe County, MI
6/23/08 Downy mildew is in Ontario field cukes - Michigan growers need to be high alert |
2007
2007 Downy Mildew MAP
2007 Downy Mildew SPORE COUNTS
2007 Sites of spore traps
9/10/07 Downy mildew confirmed on cucumber in Newago (9-6), Genessee (9-6),
Alpena (9-10), and on cucumber/cantaloupe in Montmorency (9-10) Counties
8/30/07 Downy mildew confirmed on cucumber, cantaloupe in Wayne County
8/29/07 Downy mildew confirmed on cucumber in Mecosta County
8/23/07 Downy mildew confirmed on cucumber in Muskegon County
8/17/07 Downy mildew confirmed on cucumber in Cass (8-16), Berrien (8-16), Ionia (8-17),
Montcalm (8-17), and St. Joseph (8-17) Counties
8/16/07 Downy mildew confirmed on gourd and zucchini in Monroe County
8/15/07 Powdery and downy mildew in cucurbits.
8/10/07 Downy mildew confirmed on cucumber in Ingham County
8/6/07 Downy mildew confirmed on cucumber in Clinton (8-2) and Macomb (8-6) Counties
7-31/07 Downy mildew confirmed on cucumber in Arenac (7-30) and Tuscola (7-31) Counties
7/25/07 Downy mildew confirmed on cucumber in Saginaw (7-20), Bay (7-21), and
Monroe (7-24) Counties
7/17/07 Downy mildew confirmed on cucumber in Lenawee County
7/9/07 Downy mildew confirmed on cucumber in Gratiot County
7/2/07 Downy mildew confirmed in cucumber, cantaloupe in third site in Monroe Co.
6/26/07 URGENT! SPRAYS RECOMMENDED: Downy mildew confirmed in two sites in
Monroe County
6/25/07 New confirmed and suspected downy mildew sites
6/21/07 Downy mildew confirmed in northeast Ohio and new recommendations for Michigan
growers
6/20/07 Downy mildew update
6/11/07 Downy mildew reported on cucumbers growing in Canadian greenhouses |
2006
2006 Downy Mildew MAP
2006 Downy Mildew SPORE COUNTS
9/6/06 Downy mildew update
8/30/06 Downy mildew update
8/23/06 Downy mildew update
8/17/06 Downy mildew update
8/9/06 5-Day sprays needed for downy mildew on cucumbers
8/2/06 Downy mildew spray program critical for all cucurbit growers
7/27/06 Important update. Downy mildew on cukes becoming widespread in Michigan - Other
crops now infected
7/26/06 Downy mildew on cukes becoming widespread in Michigan - Other crops at risk
7/19/06 Downy mildew spreads in southeast Michigan and moves into Indiana
7/12/06 Downy mildew confirmed on more cucumbers in southeast Michigan-Outbreak
reported in other regions
7/6/06 Downy mildew confirmed in Ohio
7/5/06 Vegetable disease update
6/28/06 Downy mildew on cucumbers - Threat remains high for southeast Michigan growers
6/21/06 No new cases of downy mildew reported but fungicide sprays still needed, cucumber
downy mildew 'look-alikes'
6/14/06 Downy mildew on cukes - Now what?
6/9/06 Downy mildew on slicing cucumber in southeast Michigan, downy mildew symptoms |
2005
8/31/05 Preliminary downy mildew control trial, treatment pictures
8/24/05 Downy mildew marches across the state, symptom pictures, map: Michigan counties
with downy mildew
8/17/05 Downy mildew spreads to several counties in Michigan
8/10/05 First report: Downy mildew on cucumber in Michigan, symptom pictures |
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