Difference between revisions of "AY Honors/Fungi/Downy mildew"

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[[Image:Downy and Powdery mildew |thumb|180px|Downy mildew (left) and Powdery mildew (right)]]
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[[Image:Downy and Powdery mildew on grape leaf.JPG|thumb|180px|Downy mildew (left) and Powdery mildew (right)]]
 
'''Downy mildew''' refers to any of several types of oomycete that infect plants.  In commercial agriculture, they are a particular problem for growers of crucifers, grapes and vine-type vegetables.
 
'''Downy mildew''' refers to any of several types of oomycete that infect plants.  In commercial agriculture, they are a particular problem for growers of crucifers, grapes and vine-type vegetables.
  

Revision as of 23:37, 5 April 2008

Downy mildew (left) and Powdery mildew (right)

Downy mildew refers to any of several types of oomycete that infect plants. In commercial agriculture, they are a particular problem for growers of crucifers, grapes and vine-type vegetables.

The prime example is Peronospora farinosaas featured in NCBI-Taxonomy and HYP3.

Cucurbit downy mildew (caused by Pseudoperonospora cubensis) is specific to cantaloupe, cucumber, pumpkin, squash, watermelon and other members of the gourd family. The disease is one of the most important diseases of cucurbits worldwide.