Category Archives: Insects

2017 Insect Control Recommendations for Field Crops

Author: Scott Stewart, IPM Extension Specialist Comments Off on 2017 Insect Control Recommendations for Field Crops

pb1768The University of Tennessee’s 2017 Insect Control Recommendations for Cotton, Soybean, Corn, Sorghum, Wheat and Pastures (PB 1768) is now available online.  Once available, hard copies will be distributed at Cotton Focus, grain conferences, and other crop production meetings.

Some features you may have overlooked in the back of the book include:

  • Listing of insecticide classes (mode of action) and registration numbers
  • A list of common “generic” trade names for various insecticides
  • Tables ranking the relative efficacy of insecticides on common pests
  • Tips to minimize pesticide effects on pollinators
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Southwestern Corn Borers in Corn

Author: Scott Stewart, IPM Extension Specialist Comments Off on Southwestern Corn Borers in Corn

Below is an exact repeat of an article last year, actually on the same date, which is reminder that our first and second generation flights of southwestern corn borer (SWCB) tend to occur at the same time each year. Continue reading

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Tarnished plant bugs get an early start

Author: Sandy Steckel, Extension Assistant Comments Off on Tarnished plant bugs get an early start

Tarnished plant bugs are the #1 insect pest of cotton in Tennessee. In the fall of the year, tarnished plant bug (TPB) nymphs develop into adults on weedy hosts in response to decreasing day lengths (Snodgrass 2014).   Continue reading

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