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Posts From Don Cook, Research Entomologist

Management of Slugs in MS Row Crops: Podcast

Management of Slugs in MS Row Crops: Podcast

🕔07:17, 24.May 2019

Click to listen Management of Slugs in MS Row Crops Podcast

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Brown Stink Bugs in Seedling Corn

Brown Stink Bugs in Seedling Corn Updated

🕔14:00, 25.Apr 2019

Over the last couple days we have begin to receive a few calls about brown stink bugs in seedling corn in the Delta region of the state. Stink bugs attack corn by feeding through the side of the stem or

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Pesticide Calibration Made Easy

Pesticide Calibration Made Easy Updated

🕔08:00, 24.Apr 2019

Proper calibration of agricultural pesticide application equipment can mean the difference in control or failure of a pesticide against the targeted pest and potentially thousands of dollars of savings to the grower. Many growers are now using rate controllers; however,

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Corn Earworm and Bt Field Corn

Corn Earworm and Bt Field Corn

🕔10:40, 15.Mar 2019

The number of commercial corn hybrids expressing the Vip trait (Leptra, Viptera, and Trecepta) is increasing, and they are being marketed for improved control of ear feeding insects, including corn earworm.  We have been getting questions about these, and yes this

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Seed Treatments in Cotton: 2019

Seed Treatments in Cotton: 2019

🕔08:28, 15.Mar 2019

(UPDATED ARTICLE FROM 2018) Over the years many have questioned whether the use of a seed treatment is considered IPM because they are used prior to the onset of a problem. In our area, and across most of the cotton

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2019 Grain Sorghum Hybrid Suggestions

2019 Grain Sorghum Hybrid Suggestions

🕔14:41, 18.Feb 2019

This article lists those grain sorghum hybrids which have produced superior yields in the Mississippi Grain Sorghum Hybrid Trials and neighboring University trials. This information should improve your ability to select well-adapted sorghum hybrids for Mississippi based on independent performance testing.

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County Extension Meeting Schedule – February and March 2019

County Extension Meeting Schedule – February and March 2019

🕔13:37, 7.Feb 2019

Mississippi State University Extension will be hosting several county row crop meetings from January through March of 2019. Each meeting will cover issues specific to the region including management topics on agronomics, insects, weeds, diseases, and economics. A meal will

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Southwestern Corn Borer Traps: July 6, 2018

Southwestern Corn Borer Traps: July 6, 2018

🕔09:25, 7.Jul 2018

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Southwestern Corn Borer Traps: June 29, 2018

Southwestern Corn Borer Traps: June 29, 2018

🕔10:14, 30.Jun 2018

Southwestern corn borer trap counts were up this week in Coahoma county. As a reminder, our threshold for foliar sprays on non-Bt corn is to spray one week after trap counts exceed 100 per trap from tassel to full dent.

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Potato Leafhoppers in Soybean

Potato Leafhoppers in Soybean

🕔09:13, 28.Jun 2018

Every few years we have a surge of potato leafhopper calls in soybean in MS. This is one of those years. Potato leafhoppers strongly prefer smooth leaf soybean varieties and I suspect that the calls increase on years where popular

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Managing Plant Bugs in Cotton That is Just Starting (or About to Start) Bloom: Diamond or Not?

Managing Plant Bugs in Cotton That is Just Starting (or About to Start) Bloom: Diamond or Not?

🕔11:28, 22.Jun 2018

So far, the 2018 cotton crop is off to a good start. Good growing conditions caused cotton to grow off from thrips pretty quick and plant bugs have been fairly light so far this year. A lot of cotton has

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Rainfastness of Insecticides

Rainfastness of Insecticides

🕔08:59, 22.Jun 2018

This article is dated but applies very well today given the pop up showers across most of the state lately. Every year when afternoon thunderstorms start popping up, the phone starts ringing about rainfastness.  Rainfastness simply means the amount of

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Common Questions, Myths, and Facts About Soybean Insect Control in MS

Common Questions, Myths, and Facts About Soybean Insect Control in MS

🕔09:43, 15.Jun 2018

This is a recycled article from 2012 and slightly updated but it fits well with recent calls. Sentences in italics have been added or updated since original posting. We have some of the earliest beans that are R3/R4 getting fungicide applications

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Reminder: 2018 Agronomic Scout School Dates

Reminder: 2018 Agronomic Scout School Dates Updated

🕔12:00, 18.May 2018

Mississippi State University will be hosting 2 scout schools this year. We have transitioned over the years to make these trainings much more diverse than insect pest alone. This year we will be including insects, disease, fertility, and herbicide symptomology.

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Redbanded Stink Bug Ditchbank Survey 5/10/2018

Redbanded Stink Bug Ditchbank Survey 5/10/2018

🕔07:50, 12.May 2018

In 2017, we were able to accurately predict the threat of RBSB based on sampling ditch banks in the spring. Every year we sample ditch banks across the state to make collections of various insect pests. With most pests, such

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2018 MSU Grain Sorghum Hybrid Suggestions

2018 MSU Grain Sorghum Hybrid Suggestions

🕔08:27, 10.May 2018

This article lists grain sorghum hybrids which have produced superior yields in the Mississippi Grain Sorghum Hybrid Trials and neighboring University trials. This information should improve your ability to select well-adapted sorghum hybrids for Mississippi based on independent performance testing.

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Controlling Thrips in Cotton: Recommendations for 2018

Controlling Thrips in Cotton: Recommendations for 2018

🕔08:54, 24.Apr 2018

Over the years many have questioned whether the use of a seed treatment is considered IPM because they are used prior to the onset of a problem. In our area, and across most of the cotton belt, thrips are considered

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Bollworm Management in Bt Cotton: Things to Consider at Planting Time

Bollworm Management in Bt Cotton: Things to Consider at Planting Time

🕔08:23, 24.Apr 2018

As the 2018 cotton season approaches, it is a good time to look back at 2017. From an insect management standpoint, the number one thing that stands out about last year is the amount of foliar sprays that were made

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Redbanded Stink Bug Ditch Bank Survey 4/15/2018

Redbanded Stink Bug Ditch Bank Survey 4/15/2018

🕔08:42, 18.Apr 2018

In 2017, we were able to accurately predict the threat of RBSB based on sampling ditch banks in the spring. Every year we sample ditch banks across the state to make collections of various insect pests. With most pests, such

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Cool, Wet Weather, and Residue Brings Slugs

Cool, Wet Weather, and Residue Brings Slugs

🕔09:20, 10.Apr 2018

I have recently received a few call about slugs in corn. I suspect this will increase in more crops as planting continues and they begin to emerge. Slug problems usually start on corn first, then move to soybeans, then cotton in our area.

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2018 Future of Agriculture Graduate Student Meeting

2018 Future of Agriculture Graduate Student Meeting

🕔15:21, 24.Jan 2018

On February 8th 2018, Mississippi State University will host the sixth annual Future of Agriculture Graduate Student Competition. The competition will be open to M.S. and Ph.D. students working in production agriculture. Over the last several years, there has been

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What Will Cold Temperatures Mean for Redbanded Stink Bug This Year?

What Will Cold Temperatures Mean for Redbanded Stink Bug This Year?

🕔09:20, 20.Jan 2018

Entomologist across the Mid-South have had numerous questions about how below average temperatures we have encountered this month will impact RBSB populations this year. What we know is RBSB’s are tropical insects that do not survive well in cold temperatures. We have

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Mixing Soybean Desiccants with Insecticides

Mixing Soybean Desiccants with Insecticides

🕔21:55, 22.Aug 2017

Over the last few weeks there have been many questions about the legality of mixing insecticides with desiccants applied to soybean. There are several desiccants approved for soybean including Gramoxone, sodium chlorate, Aim 2EC, and Sharpen. There are no issues

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Soybean Harvest Aids and other Late Season Management Considerations

Soybean Harvest Aids and other Late Season Management Considerations

🕔11:02, 19.Aug 2017

Information included in this blog post should aid with making harvest aid decisions.

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Protecting Soybean Seed Quality

Protecting Soybean Seed Quality

🕔11:01, 19.Aug 2017

Information contained in this blog post to aid in the numerous questions regarding seed quality. Seed quality is a moving target and one that is primarily dictated by environment.

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