Sexual reproduction only second choice for powdery mildew

Powdery mildew is one of the most dreaded plant diseases: The parasitic fungus afflicts crops such as wheat and barley and is responsible for large harvest shortfalls every year. Beat Keller and Thomas Wicker, both plant ...

Global spread of powdery mildew through migration and trade

The worldwide distribution of one of the most important cereal pathogens is the result of human activity. Researchers at the University of Zurich have traced the history and spread of wheat powdery mildew along wheat trade ...

Altering genes with the aid of light

Scientists have been manipulating genes for a while. The University of Pittsburgh's Alexander Deiters just found a way to control the process with higher precision.

UV-B light zaps cucumber disease

(Phys.org) —A collaborative project by Cornell researchers and colleagues in Norway has literally shed light on a perplexing pathogen problem by harnessing the power of the sun.

Powdery mildew at an evolutionary dead end

The size of a genome tells us nothing about the comprehensiveness of the genetic information it contains. The genome of powdery mildew, which can destroy entire harvests with its fine fungal threads, is a good example of ...

Mildew-resistant and infertile

Two proteins involved in powdery mildew infection in plants also play an important role in fertilization.

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