Time of Day Sampling and Stink Bugs
This is some old data from 2007 but it is still relevant today. How does time of day effect stink bug populations? When this small test was conducted we did not have redbanded stink bugs in our system but I
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Heliothine Trap Catches, August 27, 2020
Bollworm moth catches for this week remained about average while tobacco budworm moth catches were very low.
Soil Properties and Runoff
Soils are the environmental regulators of rain: when it falls, soil properties determine if it goes into the soil (infiltration) or across the surface (runoff). In the runoff water there may be sediment and whatever is attached to it, nutrients
Identifying Late Season Soybean Growth Stages
As we move closer to maturity, there are many decisions to be made on termination timing of various management practices. At this time of the season, we can use late season soybean growth stages as a guide to decide when
Corn Grain Drydown and Harvest Strategies for Mississippi Growers (Podcast)
Dr. Erick Larson and Corn Verification Program associate Mr. Nolan Stapleton discuss corn grain drydown in the field, and strategies to hopefully ensure a smooth and efficient corn harvest.
Heliothine Trap Catches, August 20, 2020
Average bollworm trap catches for the week were at or below average for this time of year, while tobacco budworm catches remained very low this week.
Heliothine Trap Catches, August 13, 2020
Average bollworm moths per trap for this week were similar to last week and a little low for this time of year. Tobacco budworm moth catches were 0 in all traps except for 1 trap in Noxubee County.
Southwestern Corn Borer Traps, August 8, 2020
Although most corn across the state is beyond the susceptible stage, southwestern corn borer traps were very high in some counties with multiple traps exceeding 100 moths per trap.
Wrapping up Late Season Corn Management- Podcast
Dr. Erick Larson and Corn Verification Program assistant Mr. Nolan Stapleton discuss the importance of late reproductive stages, management decisions, and a few common questions about Mississippi’s corn crop.
Heliothine Trap Catches, August 6, 2020
Bollworm moth catches in pheromone traps were down this week to levels about average for this time of year. Tobacco budworm moth catches were zero in nearly all traps, so all heliothine eggs should be assumed to be bollworm at
Southwestern Corn Borer Traps, August 1, 2020
Southwestern corn borer trap counts increased again this week in several counties. Traps in Leflore, Carroll, and Tate counties exceeded the current threshold of 100 per trap. As a reminder, corn is considered safe from yield losses from southwestern corn
Heliothine Trap Catches, July 30, 2020
Bollworm moth trap catches were up this week compared to last week as expected. Moths are emerging from corn now and will be primarily laying their eggs in cotton and soybeans at this time, so be attentive in scouting these
Southwestern Corn Borer Traps – July 25, 2020
Overall, southwestern corn borer trap numbers are beginning to decline. Only one location in Leflore county exceeded the threshold of 100 per trap this week.
The Use of Biological Insecticides for Bollworm Management in Soybean
There are several biological insecticide options labelled in soybean; however, the most readily available and widely used product is Heligen. In the last week, many people have asked about the use of Heligen with the low bollworm numbers showing up
How to Decide When to Terminate Irrigation in Corn- Podcast
Dr. Erick Larson and Corn Verification Program assistant Mr. Nolan Stapleton discuss one of the most important decisions yet to make – which is when can we terminate irrigation in corn.
Heliothine Trap Catches, July 23, 2020
Bollworm moth trap catches were generally down this week from last week and were fairly average for this time of year. Tobacco budworm catches continued to be low, also about average for this time of year. However, as corn is
Mississippi Crop Situation Podcast – Corn Episodes
The corn agronomy guys are also recording Mississippi Crop Situation Podcasts. We are using this format to share our latest recommendations and issues we are finding in the Corn Verification Program and grower fields throughout the state.
2020 Bollworm Management in Cotton and Soybean
This last week there have been reports of bollworm eggs starting to show up in Mississippi Cotton. Generally speaking, in a normal year the bollworm flight would begin around July 4th, and peak around the 15th. The wet spring pushed
Heliothine Trap Counts, July 17, 2020
After reporting the first week of catches in the “normal” range last week, bollworm traps were filled with a unusually large number of moths this week, especially in the Northeastern part of Mississippi. Tobacco budworm trap catches remained at average
Nutrient Use Efficiency: or Dude! Where is My Fertilizer?
One of the more difficult messages we must tell farmers: “You know all that money you just spent on fertilizer? Only some of it is going to be used by your crop this year.” With nitrogen (N), up to half
Rice Insect Update Podcast
http://extension.msstate.edu/mississippi-crop-situation/audio/2020/rice-insect-update Bobby and Jason sit down with Jeff to discuss insect management in rice and what to look for moving forward into the year
Preparing for the Bollworm Flight Podcast
http://extension.msstate.edu/mississippi-crop-situation/audio/2020/prepare-for-the-bollworm-flight Bobby sits down with the entomology team (Angus, Jeff, Don, and Whitney)to discuss the impending bollworm flight, what to look for and how to move forward.
Rainfall and Crop Protection Product Efficacy Podcast
http://extension.msstate.edu/mississippi-crop-situation/audio/2020/rainfall-and-crop-protection-product-efficacy Bobby and Jason sit down with Jeff and Angus to discuss how this year’s consistent wet weather influences Herbicide and insecticide efficacy.
Corn Disease Update: July 12, 2020
The presence of foliar diseases in the MS corn production system has certainly increased over the past several weeks. In general, the presence of disease increases as the corn crop ages. Questions regarding common and southern rust, Curvularia leaf spot, Diplodia leaf streak, and Physoderma brown spot have been posed over the past several weeks. Information regarding the aforementioned diseases is contained in the current blog post.
