This publication discusses cultural controls and alternative pesticides that can be used in control of downy mildew, a destructive disease of cucurbits that is most damaging to cucumber and cantaloupe. Downy mildew, caused by the fungal organism Pseudoperonospora cubensis, is most destructive to cucumber and...
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attra.ncat.org/attra-pub/downymildew.html
attra.ncat.org/attra-pub/downymildew.html
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The New Cucurbit Downy Mildew Forecast Homepage November 1, 2009: Welcome to our new website! The Cucurbit downy mildew forecasting staff hopes that you find this website informative and useful. Map of known Downy Mildew Outbreaks ; (Click on the map for a larger image):
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www.ces.ncsu.edu/depts/pp/cucurbit/
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Downy mildew is a widespread, serious disease of grapevines. Initial leaf symptoms are light green to yellow spots, called “oil spots” because they may appear greasy. Under humid conditions, white, downy spore masses can be seen on the lower leaf surface.
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www.grapes.msu.edu/downymildew.htm
www.grapes.msu.edu/downymildew.htm
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Overview of the water molds and downy mildews with links and images. When these American stocks arrived, they also brought the downy mildew, which almost wiped out the entire French wine industry. The industry was saved by the serendipitous discovery of Bordeaux mixture, a mixture of lime and copper sulfate,
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www.ucmp.berkeley.edu/chromista/oomycota.html
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Although its name sounds similar to powdery mildew, downy mildew occurs during On some plants, downy mildew infection may look similar to injury from...
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www.ipm.uconn.edu/IPM/greenhs/htms/downymlgh.htm
www.ipm.uconn.edu/IPM/greenhs/htms/downymlgh.htm
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Update on Managing Downy Mildew in Cucurbits Fig 1. Yellow spots on the upper surface of these pumpkin leaves are early symptoms of downy mildew. These are not diagnostic as similar spots can occur with other diseases, notably powdery mildew. Click on photos for enlargement...
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vegetablemdonline.ppath.cornell.edu/NewsArticles/Cuc_Do...
vegetablemdonline.ppath.cornell.edu/NewsArticles/Cuc_Downy.htm
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Downy mildew (DM) attacks onions in many parts of the world. It can become severe on leaves of commercially grown onion plants and on leaves and seed stalks of onions grown for seed, especially when relatively cool, moist weather prevails.
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vegetablemdonline.ppath.cornell.edu/factsheets/Onions_D...
vegetablemdonline.ppath.cornell.edu/factsheets/Onions_Downy.htm
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Illustrated discussion of the biology and classification of these organisms, which are no longer considered to be fungi and which include three main groups that do not form a clade. Long classified together in the Myxomycophyta as part of the Fungi, slime "molds" are now known to be quite unrelated Plasmodial slime molds,
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www.ucmp.berkeley.edu/protista/slimemolds.html
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Downy mildew is a serious disease of lettuce that occurs worldwide. Reported in Europe as early as 1843, downy mildew was first reported in the United States in 1875 in Massachusetts. Primarily a foliar disease, lettuce downy mildew has a direct effect on yield and quality, since it affects the marketable portion of...
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