Grape Pathology Research Report 2011

This is the document I should have included in the VVA handout.  I thought about it, but forgot to include.  If you are interested in the detailed reports of fungicide… Read more

Handouts from the 2012 VVA meeting

First of all, a (belated) Happy New Year!  I meant to upload some posts in January, but things were bit busy. Second, thank you for those of you who attended… Read more

If you have a difficulty sleeping at night…

I recently published a book chapter with my colleague about how to optimize fungicide application.  It is free to download, so, if you are looking for some bed time reading… Read more

Handout from Beginner’s workshop 2011

Thank you for those of you who attended a beginner’s workshop yesterday.  It was a very good opportunity for me to talk to you.  If you are interested in, we… Read more

Removal of clusters and canes from the vineyard?

I just saw Tony sent an email this afternoon to discuss about the sanitation issues.  I want to add a few more comments here to discuss this important issue.  (by… Read more

Fenarimol will be taken out from the market

I just learned that Fenarimol (Rubigan® AS, Vintage® SC and Focus®, from Gowan) will be taken out from the market soon.  It was due to their business decision.  The company… Read more

Rains and rots

Boy, it has been a rainy month of September!If you are subscribing to Mark Chien’s “Wine Grape Information from Penn State”, you probably seen this, but here’s a link to… Read more

Rain, rain, rain, again… Botrytis, Sour Rot, and Downy??

I thought I would wait until the rain stops to update the blog, but rains are keep coming and even when we do not receive precipitations, the air has been… Read more

Disease risks from weekend’s rain

Irene stayed little longer than I expected in our area.  At the end of Sunday, Winchester area received a total of about 0.5 inches of rain. I was monitoring the… Read more

Irene update 4

I hope none of you (and your crops) were severely affected by Irene.  Although southeastern part of the state saw more of it (e.g., Richmond area received 3-4 inches of… Read more
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