Making Sense Of Weight Loss
Obesity is on the march. The numbers are plain. - 127 million adults within the U.S. Are ob…
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Showing posts with the label Risk eventsShow all
Risk events
An update on yesterday's post
Just an update on yesterday's post: At Winchester, AREC, a total leaf wetness hours was 29 hours, with an average temperature of 67F. Thus, this rain event was warm and long enough for both downy mildew and black rot. Also, it was long enough for Botrytis as well. For the de…
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Risk events
More on Phomopsis and other disease concerns
Well, it looks like we will see more rains coming in next week or so. Sounds like a typical start of the season for VA vineyards, doesn't it? Since most of vines have 2-10 inches of shoots, our main focus will still be Phomopsis , especially if your vineyard(s) experienced P…
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Disease management
For this Saturday's and next week's rain events
Since we are expecting heavy rain event on Saturday, plus about to be done with the critical time for cluster infection by downy mildew, powdery mildew, and black rot (which last 4-5 weeks after bloom), I received a several emails about the application timing. As with other tim…
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Risk events
Warm and wet weekend
Winchester area received a series of rain over the weekend, and it looks like we may see more coming in the next few days. There were three days of low and moderate Phomopsis infection risk events over the weekend. Also, humid and warm nights can promote development of downy m…
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Risk events
Low Phomopsis risk
Two days of intermittent rain brought a low infection risk event for Phomopsis. Also, these spring rain events can be precursor events for both downy and powdery mildew. As noted in the previous posts, keep protecting young shoots from these pathogens. At this point, you can …
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Disease management
On-going disase risk
As usual, we start our season with rains. It has been more than 13hr of wetness so far at Winchester with an average temperature of low 50s. It has accounted for a low risk of Phomopsis infection, and a line of rain just passed the area too. We will see how it will turn out o…
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Risk events
Disease risk event from this Monday-Tuesday
I had a meeting and did not able to post it in timely manner, but there was a wet event on Monday-Tuesday this week. It was 14+ hours of wetness and average was around 60F. It was a risk event for downy mildew, and very low risk for Botrytis. Other than a slight chance of rain…
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Growth Stage
Disease risk events from this weekend
A line of rain went through Winchester area resulted in 10 h of wetness with an average of 69F. It was downy and low Botrytis risk event. Please refer to the comments on previous posts on late season disease management. FYI: Our Chardonnay berries are hitting 20-21 Brix and pH…
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Risk events
Recent disease events
I was away for several weeks for a series of meetings, and of course things happen when you are not around... 7/28: 9 hours of wetness, around 66F (low Botrytis and downy risk event) 8/6: 12 hours of wetness, around 64F (low Botrytis and downy risk event) 8/7: 13 hours of wet…
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Risk events
Disease risk events from the weekend
As we expected, Winchester area had a wet weekend. We had to major rain events, which resulted in 11 hours and 10 hours of wetness, both are in upper 60F to lower 70F range. These are downy mildew and Botrytis risk events. Once again, humid nights we are experience can be a p…
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Risk events
Diease risks from yesterday
Winchester area received a shower yesterday, resulted in 5+ hours of wetness in lower 70F. It was an infection risk event for downy mildew, and very low infection risk event for Botrytis. In addition, we observed dews in the last two nights, indicating high humidity, which can…
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Risk events
Disease risk events from this weekend
Winchester area had a wet weekend. We ended up having 9+ and 16+ hours of wet events, and both of them are in upper 60F. Needless to say, these were disease risk events for downy mildew and Botrytis. These were events for black rot too, but the clusters should be resistant to…
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Risk events
Disease risk event from today
After 13+ hours of wetness on the 13th-14th rain event, we had another wetness event starting from last night. It resulted in 11 hours of wetness with an average temperature near 70F. It was infection event for downy mildew, black rot, Phomopsis and Botrytis. With the back to…
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Risk events
Another wet event from yesterday
Winchester area received a shower yesterday (11th, very early in the morning) which resulted in ~7 hours of wetness with an average temperature of high 60F. It was risk event for downy mildew (with a good chance of spore production because it was a night time event) and Phomops…
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Risk events
On going disease risk event
A thunderstorm went through Winchester area yesterday evening, resulted in 12+ hours of wetness (on going) with an average temperature of near 70F. This most likely to be resulted in risk event for downy mildew, black rot and Botrytis. However, please note that the risk of blac…
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Risk events
Yet another rain events on June 21-22
Winchester area was rained out pretty much whole day yesterday, resulted in two wetness events, one with ~16 h of wetness with low 60F, and another one with ~7 hours of wetness with high 50F. These resulted in infection risk event for black rot, downy mildew, Botrytis and Phomo…
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Risk events
Disease risks from last night
A thundershower hit Winchester area around 6PM last night, resulted in 16 hours of wetness with lower 60F in average temperature. It was disease risk event for black rot, downy mildew, Phomopsis, and Botrytis. As with last few rains, it resulted in a warm and humid night that h…
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Disease management
Disease risks from last few days, and a plan for next spray
Boy, what a week! Winchester area received about 17 hours of wetness with average temperature of 20 C (68F) on the 11th, 14 hours of wetness with average temperature of 22 C (72F) on the 12th, and right now on-going wetness with 17hour + with an average temperature of low 20C (6…
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Risk events
Disease risk event from yesterday
The rain event started on the night of the 8th resulted in about 14 hours of wetness with about 65F in average temperature. This was infection risk event for downy mildew, Botrytis, Black rot, and Phomopsis. Also, in the last two nights, the evening thunder storms brought up n…
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Risk events
On-going disease infection risk events
A quick update: A series of rain event since 5/29 around Winchester area produced two Phomopsis infection events and one black rot infection events. Two consecutive humid nights probably promoted downy mildew spore production too. Things are still wet, thus I will update the l…
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