Category Archives: Corn

Bollworm in cotton and soybeans

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The bollworm flight overall this year has been low, slow and a trickle flight.  Moth traps indicate that we have an increase in moth activity in spots and this is occurring later in the season than normal.  Bollworm can be a significant pest of cotton and soybeans, particularly late soybeans that are just flowering during the flight.  As such, the large 2021 wheat crop that was planted to double crop soybeans in June and July will need to be monitored.  Wide row soybeans are especially attractive to moths. Continue reading

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Another Round of Fall Armyworm

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We are currently experiencing another round of fall armyworm in bermudagrass here at the station in Jackson.  We wouldn’t be surprised if there were other outbreaks occurring elsewhere.  Please be vigilant in scouting bermudagrass pastures and sorghum Sudan grass.  These larvae can do a lot of damage in a short amount of time so please be on the lookout!  Please refer to a previous blog for treatment recommendations. Continue reading

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Glyphosate-Resistant Johnsongrass can Foster an Old Corn Disease

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Stunted corn near Johnsongrass

Two old and now “new” again corn viral diseases Maize Dwarf Mosaic (MDM) and Maize Chlorotic Dwarf (MCDV) have been causing severe stunting of corn in a few fields in southwest Tennessee. With the slowly increasing spread of glyphosate-resistant (GR) Johnsongrass it was only a matter of time before these two diseases would once again become an issue in corn. Continue reading

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Reminder: UT Weed Tour (This Wednesday June 16, 2021)

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JACKSON, Tenn. – The University of Tennessee Institute of Agriculture will host the annual Weed Tour on Wednesday, June 16 at the West Tennessee AgResearch and Education Center. The guided tour will feature 60 weed management research tests in corn, soybean and cotton as well as a demonstration of herbicide symptomology. Continue reading

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Reminder: UT Weed Tour (Next Wednesday June 16, 2021)

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JACKSON, Tenn. – The University of Tennessee Institute of Agriculture will host the annual Weed Tour on Wednesday, June 16 at the West Tennessee AgResearch and Education Center. The guided tour will feature 50 weed management research tests in corn, soybean and cotton as well as a demonstration of herbicide symptomology. Continue reading

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