Category Archives: Diseases

Upcoming Crop Production Meetings

Author: Scott Stewart, IPM Extension Specialist Comments Off on Upcoming Crop Production Meetings

Meeting season is in full swing, and there are several educational opportunities fast approaching (see below). Pesticide re-certification points and CCA points will be available at all these meeting. Additional details will be provided soon! Continue reading

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Time to Sample for Nematodes

Author: Heather Marie Kelly, Extension Plant Pathologist Comments Off on Time to Sample for Nematodes

It’s that time of year to sample fields for nematodes, especially problematic fields.  Many fields that exhibit nutrient deficiencies may have nematode problems and the only way to know is to sample.  Continue reading

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Soybean Disease Update

Author: Heather Marie Kelly, Extension Plant Pathologist Comments Off on Soybean Disease Update

Soybean fields in Tennessee vary in growth stages as well as amount of disease. The earliest planted fields are most likely past the growth stage of spraying a fungicide (R6-full seed), while later planted fields may still benefit from a fungicide application. Continue reading

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2015 University of Tennessee Cotton Tour

Author: Tyson Raper, Cotton & Small Grains Specialist Comments Off on 2015 University of Tennessee Cotton Tour

Cotton Tour 2015 Evite 1The West Tennessee Research and Education Center (WTREC) would like to cordially invite you to the 2015 University of Tennessee Cotton Tour.  This event is scheduled Continue reading

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Last Effective Bloom Date: how is it calculated and what does it mean?

Author: Tyson Raper, Cotton & Small Grains Specialist 1 Comment

IMG_1876By definition, the last effective bloom date is the day in which the probability of a new flower developing into a boll and making its way into the basket declines to below 50%.  Since it is unlikely (probability less than 50%) that fruiting positions which develop after this date will contribute to yield, end-of-season insecticide termination and defoliation recommendations for our area are based upon protecting/managing  those positions which will be flowering Continue reading

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Cotton Progress/Heat Unit Accumulation for 2015

Author: Tyson Raper, Cotton & Small Grains Specialist Comments Off on Cotton Progress/Heat Unit Accumulation for 2015

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A rough start for many of TN’s cotton acres has turned into a decent summer for the majority of our acreage.  This is very evident when looking at accumulated heat units noted at the West Tennessee Research and Education Center in Jackson, TN.  As you can see in the below graph, we are quite a bit ahead of the last two years on accumulated heat units.  Warm temperatures in mid/late June and timely rains have Continue reading

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