Plant disease and their worldwide impact.

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One of the reason that I am interested in plant diseases is that the microbes causing these diseases can have a huge effect on humankind. It also gives me some satisfaction that with a plant pathology degree and my innate curious nature, I can “hopefully” make contributions to stop or manage some of the plant disease problems that can detrimentally affect humans. Recently, I came across a news report which mentions a slump in Indonesian cocoa exports in part due to a disease called Vascular-Streak dieback. That report… Read More →

Plant diseases in the news this week.

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Happy Friday to all. A few days ago in our local newspaper was an insert magazine, the American Profile.  Smack on the cover was the chestnut tree with the tagline ” Rebirth of the Chestnut tree”. (here is the link to the article online: http://bit.ly/ttgJxC ) I thought this is great as folks will read a little bit about how the disease commonly known as Chestnus blight, caused by the fungus Cryphonectria parasitica, came to America and cause much damage in the early 1900s. This article concentrated on current progress… Read More →

Dye-infused living plants. Whadya think ’bout that?

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First my disclaimer – I am a plant pathologist, not a horticulturist. But I do like plants A LOT.  Ever so often, something that I read captures my eye.  This week it was about dye-infused plants, in particular a spotlight on GreenhouseGrower.com about a dye-infused yellow anthurium (Princess Alexia Yellow) that was introduced to the European market.  This plant is not available to growers in the US.  I thought it was great because of the discussion that ensued amongst the readers of this site, usually professional ornamental production… Read More →

Post Thanksgiving happenings and news

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This is the time of the year when sample load for the clinic start to trail off.  At the same time, personnel at the Plant Clinic are responding to request to do educational programs such as Master Gardener trainings,talks to professional and homeowner groups and continuing education programs  for Pesticide License Applicators.   This is also a crazy time for us to get as much as we can in the Plant Clinic to prepare for the coming Christmas Holidays (closing follow the Texas A&M University on-campus holiday schedule:… Read More →

Spots and blotches on leaves….

Today is November 11, 2011 – the 11/11/11 day. This calls for a good ONE today! This morning the temperature module outside my house in College Station registered 32°F.  I guess it is really time for fall. One of the things that we usually see in the late summer and early fall is an influx of samples with all kinds of spots and/or blotches on them. Sometimes these spots/blotches are caused by one or more pathogen, and other times it is an environmental factor, or just a physical… Read More →