The redbanded stink bug is a more infamous stink bug in the Gulf States, but after a couple of warm winters, this soybean pest can find its way into Tennessee. This has happened once before in the last 15 years, and based on observations to our south, I’m betting we will Continue reading
Category Archives: Soybean
Corn Earworm in Late Planted Soybean
As our moth flight picks up, we need to be very aware about corn earworms (bollworm) infestations in soybean. It can be very destructive. Infestations most often occur in late maturing fields. Moths are most attracted to beans during R1 – R3 (early flowering), and open canopies really turn them on. Typically, problems are worse in the Continue reading
Soybean Scout School Reminders (Monday and Friday)
Haywood County – Monday morning, July 17, 9:00 AM (Robert Thornton Farm, GPS: 35.469042, -89.397213). Location is field side on US-70/US-79/TN-1/1st St E approximately 1/4 mile north of Stanton, TN Link to Flyer
Henry County – Friday, July 21, 9:30 AM (Norwood Farms, 645 Norwood Road, Mansfield, TN) Link to Flyer
Heat stress on its way
The three-month outlook for July, August, and September currently depicts enhanced odds of warmer than normal temperatures. Meanwhile, the precipitation outlook for the same three-month time period places the region in an area of equal chances of above, near, or below normal precipitation totals (see the map). Continue reading
Kudzu bug flight underway … don’t panic!
This is an update of an article from last year as a reminder about managing kudzu bug infestations in soybean.
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Moth traps and southwestern corn borers
As always, moth trapping data for the season can be found on the quick links menu (http://www.utcrops.com/BlogStuff/2017MothTrappingData.pdf). We are now catching a few more corn earworm (bollworm) moths, but nothing too startling. However, it is clear that the second generation moth flight for southwestern corn borer is underway, and we will catch even more moths next week. Keep in mind that there is a lot of variation among locations. It can be a waste of money to treat for southwestern corn borers based on trap catches that are not near your fields. You should be running a few Continue reading
Kudzu Bug Migration into Soybean
I’ve been watching kudzu bug populations on kudzu, and I am now seeing late-instar immature stages and next-generation adults. This means we will start seeing adults migrating into some soybean fields. With the mild winter and early spring, this migration will be sooner than we’ve seen in the past. We might have expected it to be larger also, but populations on kudzu do not seem especially high. A fungus (Beauveria bassiana) has helped considerably at reducing populations of kudzu bug , and I’m hoping we again see the benefits this year. You will notice a fuzzy white fungus growing on dead nymphs and adults when they are filled by Beauveria. Continue reading
2017 Soybean Scout Schools in July (Final Details)
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The 2017 Soybean Scout Schools have been scheduled for three locations. Scout schools are sponsored by the Tennessee Promotion Board. They typically last 2-2.5 hours and provide hands-on training on the basics of soybean growth and the scouting and management of weeds, insects, and diseases. Participants will receive a scouting notebook and complimentary sweep net while supplies last. Pesticide recertification points and CCA CEU points are offered. See below for details, and updates and reminders will be posted in future articles. Continue reading