Controlling crown gall disease

By |March 1st, 2016|

Keys to combating crown gall disease in wine grapes are clean plants, avoiding freeze damage and pairing appropriate varieties to sites.

Hansen: Wine grapes — An IPM success story

By |March 1st, 2016|

Integrated pest management research has saved Washington’s wine grape growers millions in pesticide costs.

Getting to the rot of the problem

By |February 25th, 2016|

Researchers study how best to prevent spread of disease from Manchurian crab apple pollinizers.

Pruning cankers in the winter

By |February 24th, 2016|

Winter pruning of cankers can help to reduce bacterial spot in peaches and nectarines.

Knowing Washington’s trunk diseases

By |February 23rd, 2016|

As Northwest vineyards age, trunk diseases become more of a concern.

Concerns about Xylella fastidiosa, Pierce’s disease

By |February 23rd, 2016|

Oregon investigates finding of bacterium that causes Pierce’s disease in wine grapevines.

Fire blight central

By |February 19th, 2016|

A research plot near Wapato, Washington, has become a test bed for fire blight.

Fire blight management

By |February 19th, 2016|

Mixing materials may bring growers closer to another “silver bullet” in fire blight management.

Fire blight’s risk factors

By |February 19th, 2016|

Tips to consider from OSU plant pathogist

Questions about little cherry infections

By |February 18th, 2016|

Researchers studying little cherry disease try to predict percentage of positive trees that show no symptoms.

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