All posts by Tyson Raper, Cotton & Small Grains Specialist

Interpreting the 2024 TN Cotton Variety Trial Results

I usually release variety trial results with little to no narrative, just a few sentences indicating results are now available.  But this year, there are several points of emphasis that warrant more. In this post, I try to explain what happened in 2024 as a way to guide interpretation of the variety trial results.  It is a long post, but I believe this is a must read for those who intend to use the 2024 TN Variety Trial Results in their variety selection decisions for 2025. Continue reading


2024 Tennessee Cotton Variety Trial Results now available

The 2024 Tennessee Cotton Variety Trial Results (PB 1742) are now available online.  Included within these results are eight large strip trials (CSTs) and six small plot trials (OVTs) testing 48 experimental and commercial varieties.

Special thanks to all of the agents and producers who helped generate this data.  Additionally, thanks to the USDA Classing Office in Memphis for assisting with this effort.  If you have any questions on location response or variety placement, please do not hesitate to reach out directly to your county agent.


Preliminary Cotton Official Variety Trial yield and turnout

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Although we are still a few days away from having all of the fiber quality data back for the 2024 Tennessee Cotton Official Variety Trials, I wanted to provide a complete summary table of yield and turnout.  This table represents an average of all six locations of the 2024 cotton OVTs.  Expect a complete report to be released after Christmas. Continue reading


Defoliating the last of our 2024 crop

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Here we are, at the end of one of the more challenging seasons we’ve experienced in the past 10 years.  Although some have reported disappointing yields, many have been pleasantly surprised and I believe our best crop may just now be beginning to be harvested.  Still, margins remain thin. Based on our current temperatures, we have an opportunity to shave a few cents off the budget in our last few defoliation applications.  In this blog, I cover some last-minute thoughts on defoliation timing and product selection. Continue reading


Cotton Tour THIS WEDNESDAY, Sept 11, agenda now available

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The 2024 UT Cotton Tour is NEXT WEDNESDAY, Sept. 11 at the West Tennessee Research and Education Center (605 Airways Blvd, Jackson, TN 38305).  Pesticide recertification and CCA points will be available.  Tulum will be catering lunch for us.

We will be spraying a defoliation demo tomorrow at the experiment station that will be along the tour route.  Additionally, we will have presentations from Dr. Sebe Brown on insect control, Dr. Larry Steckel on weed control, Dr. Heather Kelly on diseases, Dr. Avat Shekoofa on irrigation response, and Dr. Nutifafa Adotey on a fertility update.  I’m very happy to report the slate of speakers will again include Dr. Jake McNeal, our new Corn and Soybean Specialist who started last spring.  He will make a few comments about a few of the research trials he has established at WTREC and some preliminary results from a soybean desiccation study. The agenda for the event can be found by following this link. Look forward to seeing you there!


Thoughts on terminating irrigation and defoliating our early acres

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I’ve spent the better part of the past three days walking cotton throughout West Tennessee, and while I’m pleasantly surprised by our earliest planted acres, I’m concerned the crop in many areas may fall well-short of what we might have expected at the end of July. In this blog, I briefly share my thoughts on how I would approach terminating irrigation in 2024 and what I believe may be our best first-shot blend for defoliating our earliest acres. Continue reading