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Posts From Fred Musser, Research Entomologist

Heliothine Trap Counts, September 6, 2024

Heliothine Trap Counts, September 6, 2024 Updated

🕔17:41, 6.Sep 2024

Bollworm trap catches were up sharply in many counties this week compared to last week. This was the first week since mid-July that any county averaged more than bollworm 100 moths/trap. Tobacco budworm trap catches were also up somewhat this

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Heliothine Trap Counts, August 29, 2024

Heliothine Trap Counts, August 29, 2024 Updated

🕔09:37, 29.Aug 2024

Bollworm pheromone trap catches this week were comparable to last week, last year, and to the 10-year average. Many fields are now matured past their susceptible stages, so those late planted fields may see higher bollworm pressure than expected due

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Heliothine Trap Counts, August 23, 2024

Heliothine Trap Counts, August 23, 2024 Updated

🕔18:18, 23.Aug 2024

Bollworm moth counts in pheromone traps in most counties dropped a little this week and were lower than typical for this time of year.

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Heliothine Trap Counts, August 15, 2024

Heliothine Trap Counts, August 15, 2024 Updated

🕔08:00, 15.Aug 2024

Bollworm moth trap catches were similar to the previous week and to long-term average catches in both the Delta and NE Mississippi regions. Tobacco budworm catches continue to be low.

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Heliothine Moth Trap Counts August 9, 2024

Heliothine Moth Trap Counts August 9, 2024 Updated

🕔10:24, 13.Aug 2024

Bollworm moth captures fell last week in the Delta region but increased in Northeast MS so that pressure was similar in all counties across the state. Tobacco budworm counts remained at a low level.

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Heliothine Trap Counts, August 2, 2024

Heliothine Trap Counts, August 2, 2024 Updated

🕔17:36, 2.Aug 2024

Bollworm moth trap counts were similar this week with last week and are typical for this time of year.

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Heliothine Trap Counts, July 25, 2024

Heliothine Trap Counts, July 25, 2024 Updated

🕔17:37, 25.Jul 2024

Bollworm moth catches in pheromone traps fell in most counties this week compared to last week.

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Heliothine Trap Counts, July 12, 2024

Heliothine Trap Counts, July 12, 2024 Updated

🕔11:44, 12.Jul 2024

Bollworm pheromone trap counts rose slightly this week compared to the previous week. Tobacco budworm counts were higher in the Delta region, but absent in Northeast MS. Overall, heliothine insect pressure appears to be about average for this time of

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Heliothine Trap Counts, July 3, 2024

Heliothine Trap Counts, July 3, 2024 Updated

🕔08:15, 3.Jul 2024

Bollworm counts were stable to higher this week compared to last week, but much lower than last year at this time. The generation that developed on silking corn should be emerging, so expect bollworm moth counts to rise over the

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Heliothine Trap Counts, June 26, 2024

Heliothine Trap Counts, June 26, 2024 Updated

🕔12:24, 26.Jun 2024

Bollworm trap catches were stable to slightly lower this week compared to last week. The pressure from bollworms is much lower than last year’s record-breaking pressure. Tobacco budworms were barely present this week in all traps.

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Heliothine Trap Counts, June 20, 2024

Heliothine Trap Counts, June 20, 2024 Updated

🕔11:31, 20.Jun 2024

Bollworm trap counts were similar to last week overall, which is much lower than last year at this time. Tobacco budworm counts were fairly low this week.

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Heliothine Trap Counts, June 12, 2024

Heliothine Trap Counts, June 12, 2024 Updated

🕔15:42, 12.Jun 2024

Bollworm pheromone trap counts were down sharply this week compared to last week in every county, so it appears we are in a lull between generations. Tobacco budworm we higher in the Delta, particularly in Leflore county. Actually only 1

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Heliothine Trap Counts, May 22, 2024

Heliothine Trap Counts, May 22, 2024 Updated

🕔15:50, 22.May 2024

Below are the trap catches in pheromone traps for corn earworm (bollworm) and tobacco budworm. The numbers reported are the average trap catch in the county for the week. There are 3-4 traps for each species placed in each reported

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Heliothine Trap Counts, September 14, 2023

Heliothine Trap Counts, September 14, 2023 Updated

🕔08:10, 14.Sep 2023

Bollworm moth pheromone trap catches varied depending on the region of the state. While trap catches in all counties in the Northeastern part of the state were down to single digits this week, catches in the Delta region were up

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Heliothine Trap Counts, September 7, 2023

Heliothine Trap Counts, September 7, 2023 Updated

🕔08:36, 7.Sep 2023

Bollworm moth pheromone trap counts dropped some from last week to levels about average for this time of year. While overall insect pressure is not extremely high at this time, the number of fields that are attractive to bollworms are

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Heliothine Trap Counts, August 31, 2023

Heliothine Trap Counts, August 31, 2023 Updated

🕔16:52, 31.Aug 2023

Overall bollworm trap counts dropped slightly this week from last week, but this varied greatly by county with Lowndes county nearly tripling its counts while Sunflower county had less than 25% as many this week compared to last week. Compared

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Heliothine Trap Counts, August 24, 2023

Heliothine Trap Counts, August 24, 2023 Updated

🕔17:05, 24.Aug 2023

Bollworm moth pheromone trap counts were relatively stable from last week to this week, with catches rising in some counties and falling in others. Tobacco budworm catches remained low, with no moths caught in the Northeast MS counties this week

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Heliothine Trap Counts, August 17, 2023

Heliothine Trap Counts, August 17, 2023 Updated

🕔07:00, 17.Aug 2023

Bollworm moth pheromone trap counts rose modestly in most counties this week in both the Northeast and Delta regions. The moth catches in all counties were higher than the 10-year average, especially in the Delta region, so bollworm pressure in

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Heliothine Trap Counts, August 11, 2023

Heliothine Trap Counts, August 11, 2023 Updated

🕔17:03, 11.Aug 2023

Bollworm trap counts were steady or lower in every county this week, which indicates that we are past the peak emergence from the generation that developed in corn. However, there were still plenty of moths caught, so significant egg pressure

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Heliothine Trap Counts, August 3, 2023

Heliothine Trap Counts, August 3, 2023 Updated

🕔14:42, 3.Aug 2023

Bollworm pheromone trap catches for the week were down from last week’s catches in the Delta, but catches were still substantial, suggesting plenty of eggs are being laid in susceptible crops. Traps in Northeast Mississippi were fairly steady compared to

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Heliothine Trap Counts, July 27, 2023

Heliothine Trap Counts, July 27, 2023 Updated

🕔07:29, 28.Jul 2023

Bollworm pheromone trap counts were largely higher this week than last, with catches high enough to generate substantial bollworm pressure in susceptible fields. Tobacco budworm pressure was moderate in the Delta, but light in Northeast MS.

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Heliothine Trap Counts, July 21, 2023

Heliothine Trap Counts, July 21, 2023 Updated

🕔11:13, 21.Jul 2023

Corn earworm pheromone trap counts were average to above average for this time of year while tobacco budworm trap catches were about average overall for the week. With this number of moths flying, you should expect to have Heliothine eggs

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Heliothine Trap Counts, June 8, 2023

Heliothine Trap Counts, June 8, 2023 Updated

🕔08:17, 8.Jun 2023

As has been done for many years, pheromone traps for bollworm and tobacco budworm have been placed in numerous fields around Mississippi to give people an overview of the overall moth pressure from these two major pests. The data are

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Heliothine Trap Catches, September 16, 2022

Heliothine Trap Catches, September 16, 2022 Updated

🕔07:58, 16.Sep 2022

Pheromone trap catches of bollworm and tobacco budworm moths were down this week to more typical levels for this time of year. This is the last week that trap catches will be reported for this year. If you think that

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Heliothine Pheromone Trap Catches, September 9, 2022

Heliothine Pheromone Trap Catches, September 9, 2022 Updated

🕔09:06, 9.Sep 2022

Bollworm moth trap catches rose this week and were very high for this time of year. While most crops are matured past the point where they are susceptible to bollworm feeding, any remaining late crops that are still susceptible could

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