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2013 On-Farm Cotton Variety Trial Data

Thanks to Dr. Guy Collins for this update on the UGA On-Farm Cotton Variety Trials.   The results from the 2013 UGA On-Farm Cotton Variety Performance Evaluation Program are in, and this data is illustrated in the attached slides.  The first slide illustrates the location of these trials and the range…
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Defoliate ahead of the cold weather

Throughout the harvest season we have been waiting on much of our cotton to mature before defoliating.  Cold nighttime temperatures for the middle to end of next week could shut down the maturation of any remaining bolls for the 2013 crop.  Growers should watch the weather closely for the middle to end of…
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Cotton Defoliation Timing

I have been getting some questions about cotton defoliation timing in the past few days.  Below is a picture I took today looking at an immature cotton boll on the left and a more mature cotton boll on the right.   The 2013 Georgia Cotton Production Guide (found at http://www.ugacotton.com/production-guide/)…
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Roundup and Reflex Mixing Considerations.

For those growing Roundup Ready crops, here is a short reminder from Dr. Eric Prostko, UGA Cooperative Extension Weed Specialist. Just a quick reminder that there have been a few issues regarding tank-mixtures of glyphosate and Reflex.  Generally, some K-salt formulations of glyphosate have not mixed well with Reflex.  In…
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Application timing is critical when using glufosinate for pigweed.

  I know that it seems a little late to be talking about early post-emergent cotton herbicides, but with much of the cotton being late this year there is still a lot of cotton acreage that is getting these sprays now. I came across a field earlier that had some large pigweeds that had been sprayed…
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Thrips in Cotton

I am sure that I do not have to tell most growers that thrips have been heavy this year.  I have seen thrips injury this year in several crops including corn and cotton.  Thrips are extremely heavy in seedling cotton right now. Here is an image taken by Randolph county…
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Potential Disease Pressure from Recent Weather Patterns

Today we received an update from Dr. Bob Kemerait about possible disease pressure with the recent weather.  Dr. Kemerait, UGA Cooperative Extension plant pathologist, works with corn, cotton, peanuts, soybeans, and a variety of other crops.  I am including his comments below for your consideration.   “Greetings-   Much of…
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