Meaghan Anderson

Meaghan Anderson is a field agronomist in central Iowa and an extension field specialist at Iowa State University Extension and Outreach. Educational programming is available for farmers, agribusinesses, pesticide applicators, certified crop advisors, and other individuals interested in crop production.

Areas of expertise include weed management, weed biology, cover crops, corn and soybean management, and integrated pest management.

Subscribe to the Central Iowa Crop Update for current topics and agriculture events in the area.

Meaghan Anderson
May 11, 2021 1:03 PM

I am always surprised to find insect abundance and diversity when scouting in alfalfa. It never disappoints. At any point in the growing season, one is likely to find 20+ species of potential pests feeding on foliage. However, finding a lot of different insects at one time doesn’t necessarily...

Insects and Mites
April 28, 2021 10:06 AM

Like in prior springs, we often see a trend in the weed identification questions in certain parts of the state. This spring, a small mustard species with finely-divided (I like to say frilly or lacy) leaves is the most frequent plant requiring identification by our clients. There are several...

Weeds
April 27, 2021 8:29 AM

While the warm weather has finally arrived for planting season, dry soil is becoming an increasing concern in parts of the state. In addition to concerns about subsoil moisture, some fields have had significant surface drying, particularly in areas with more tillage this spring. Dry soil...

Crop Production
April 19, 2021 10:12 AM

It’s hard not to be itching to get in the field and start planting, especially since we are past the April 11th crop insurance date for planting. However, the optimum planting date is dictated by soil conditions (moisture and temperature), the weather forecast, and the calendar date...

Crop Production
April 7, 2021 6:26 AM

As the weather turns warmer and the days grow longer, many of us are thinking about getting equipment like sprayers ready for the spring. Beyond making sure the machine is mechanically sound and fit for spring (which...

Equipment and Machinery
April 6, 2021 11:06 AM

As it has started to warm up, folks are ready to implement early-spring weed management programs, especially in fields with infestations of winter annuals like field pennycress and marestail (horseweed). Spring burndown (preplant) herbicide programs should target winter annual plants at the...

Weeds
March 26, 2021 12:55 PM

Volunteer corn remains high on many minds this spring and one of the biggest questions is how much of those corn seed will germinate this spring. In an effort to learn more about the challenge we’re facing, Bob Hartzler collected soil and corn ears from the same fields he collected from last...

Crop Production, Weeds
March 5, 2021 8:06 AM

Due to extensive damage to corn fields last year from the derecho, volunteer corn is a looming threat for many fields this spring. Farmers intending to plant corn in these derecho-affected fields have limited options for managing volunteer corn, thus thoughtful planning is critical. I asked a...

Crop Production, Weeds
February 16, 2021 1:35 PM

One of the most common questions coming out of any winter is “how did the insects do?” In winters like this, where we have extended cold spells, farmers and agronomists alike want to know whether the cold was enough to kill some of our most common crop pests. Entomologists Erin Hodgson and...

Insects and Mites
February 1, 2021 8:08 AM

CropsTV is entering week 10, the last week, however, there is still time to register. There are 3 live episodes this week to finish out CropsTV programming next week. You can still watch all 45 episodes on-demand through February. Learn more and ...

Crop Production
January 24, 2021 6:00 PM

CropsTV is entering week 9, however, do not let this hold you back from registering. There are 3 live episodes this week and another 3 live episodes to finish out CropsTV programming next week. While there is only 6 live episodes left, you can still watch all 45 episodes on-demand through...

Crop Production
January 17, 2021 6:00 PM

CropsTV is entering week 8. If you are not one of the more than 850 people already registered, do not be left out. You can still watch all 45 episodes of CropsTV. There are, 10 live episodes in the last 3 weeks of CropsTV and all 45 episodes will be available on-demand through February. Learn...

Crop Production
January 11, 2021 7:57 AM

With only four weeks left, you can still get all 45 episodes of CropsTV, 12 of which you can catch live. Sign up today to catch this weeks episodes or binge watch the 26 already posted episodes. There are up to 45 CCA continuing education units all available for a $45 season pass. Learn more and...

Crop Production
January 3, 2021 4:00 PM

There are only four weeks left to sign up for CropsTV and earn your CCA credits. Sign up today and you get 45 episodes (past episodes on-demand and new episodes coming for the next four weeks). Up to 45 CCA continuing education units all available for a $45 season pass. Learn more and ...

Crop Production
December 27, 2020 4:00 PM

CropsTV is the right spot for CCA credits. Sign up today and you get 45 episodes (past episodes on-demand and new episodes coming for the next five weeks). Up to 45 CCA continuing education units all available for a $45 season pass. Learn more and ...

Crop Production
December 20, 2020 11:02 PM

Don’t be left out, there is still time to register for CropsTV. Sign up today and you get 45 episodes (past episodes on-demand and new episodes coming for the next seven weeks). Up to 45 CCA continuing education units all available for a $45 season pass. Learn more and ...

Crop Production
December 6, 2020 3:36 PM

Have you registered for CropsTV yet? It is the place to go if you need CCA credits. Register today and you get 45 episodes (past episodes on-demand and new episodes coming for the next nine weeks). Up to 45 CCA continuing education units all available for a $45 season pass. Learn more and ...

Crop Production
November 24, 2020 12:25 PM

CropsTV logo

The long-awaited registration...

Crop Production
November 5, 2020 9:11 AM

Registration for the 2020 Ag Chem Dealer Update meetings near Boone on Dec. 8 and Iowa City on Dec. 15 is now open online. Each location will have both a morning and afternoon session to accommodate as many attendees as possible while meeting social distancing requirements. In addition to insect...

Crop Production, Insects and Mites, Pesticide Education, Plant Diseases, Weeds
November 4, 2020 1:59 PM

After the drought this past year, some pastures may benefit from a renovation in 2021. Proper planning and preparation are needed to successfully improve pastures with either a late winter frost seeding or no-till renovation with interseeding next spring. This ICM Blog post will discuss what you...

Crop Production
November 4, 2020 1:22 PM

This week is a welcome break from the fall chill, and it is a great opportunity to finish up any final fall weed management in pastures and no-till crop fields. Ideally, herbicide applications should be made when the sun is shining and daytime temperatures are above 50-55 degrees Fahrenheit....

Weeds
November 3, 2020 2:35 PM

When it comes to applying fall anhydrous ammonia or manure with a high ammonium N content (like liquid swine manure), we recommend that soil temperatures at a 4-inch depth are below 50° F and continue to trend cooler to help minimize nitrogen loss prior to the next growing season. While soil...

Soils
October 27, 2020 10:54 AM

Field Agronomist Meaghan Anderson and Program Specialist Ryan Bergman explain some tips to make sure you have the best dry fertilizer application for your operation when using a spinner spreader. This includes some tools recommended tools to keep in the cab, like an SGN sizing tool and a crush...

Equipment and Machinery
October 11, 2020 8:54 PM

While the weather is working in our favor this year for grain harvest, the crop is drying down quickly and mold and dust are prolific. Dust and mold cause significant respiratory issues that range in symptoms from minor discomfort to more serious illnesses. Protecting yourself from exposure to...

Grain Handling and Storage
October 8, 2020 4:58 PM

The Integrated Crop Management (ICM) conference and Crop Advantage Series programs have been mainstays of Extension agronomic programming for many years. It is regretful that because of the COVID pandemic, those programs will NOT be offered this coming December and January. We are offering a new...

Crop Production

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