Blog

Meaghan Anderson
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

Mark Licht
March 4, 2021 8:56 AM

Over the last 5-years the Northwest Research Farm near Sutherland, IA has been conducting row spacing by plant population through cultivar trials with two different brands. The trials were not designed to compare brands, but rather provide another comparison to evaluate soybean row spacing and...

Crop Production

Joshua Michel
March 1, 2021 10:45 AM

Rebecca Vittetoe
March 1, 2021 10:45 AM

Many pastures in Iowa were stressed in 2020 from the dry conditions, storm damage, or overgrazing. Consider improving pasture stands and forage production with either frost seeding or interseeding this spring. Proper planning and preparation are needed to successfully improve pastures, and this...

Crop Production

Paul Kassel
February 25, 2021 1:12 PM

Bob Hartzler
February 25, 2021 1:12 PM

The 2020 registration for Xtendimax, Engenia and the extension of the Tavium registration included additional restrictions for protection of Endangered Species. 

Iowa counties with Endangered Species protection include Allamakee, Cerro Gordo, Clayton, Delaware, Dickinson, Dubuque, Emmet,...

Pesticide Education

Rebecca Vittetoe
February 22, 2021 1:58 PM

Virgil Schmitt
February 22, 2021 1:58 PM

Joshua Michel
February 22, 2021 1:58 PM

Farmers and crop advisers are invited to attend the Southeast Iowa Agricultural Research Association annual meeting, which will be held virtually this year via Zoom on Tuesday, March 4, at 8 a.m.

The annual meeting will feature the following topics and speakers: “A Review of the 2020...

Crop Production

Meaghan Anderson
February 16, 2021 1:35 PM

Ashley Dean
February 16, 2021 1:35 PM

Erin Hodgson
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

Daren S Mueller
February 15, 2021 8:10 PM

Several Crop Protection Network (CPN) webinars are scheduled for this spring. Some of the best minds in agriculture will talk about ways to keep soybeans healthy.

Martin Chilvers, Michigan State University associate professor of plant pathology; Carl Bradley, University of Kentucky...

Plant Diseases

Ashley Dean
February 15, 2021 11:00 AM

Erin Hodgson
February 15, 2021 11:00 AM

Iowa State University’s IPM Team has monitored field crop pests for a long time. The pests have changed over the years, but the goal is the same: to help inform farmers about pest activity in Iowa. Our moth trapping efforts target migratory moths. Black cutworm monitoring is a long-standing...

Crop Production, Insects and Mites

Bob Hartzler
February 15, 2021 8:57 AM

Reliance on synthetic auxin herbicides (HG 4) has increased following the introduction of dicamba and 2,4-D resistant soybean. A common question among users of these products is: “If I use one trait repeatedly and select for resistance to that herbicide, will I be able to switch to the other...

Herbicide Resistance

Levi Powell
February 12, 2021 2:16 PM

Ben Covington
February 12, 2021 2:16 PM

Ryan W Bergman
February 12, 2021 2:16 PM

Before heading to the field this season, there are some maintenance items on your planter that you should consider addressing. Some items can be done in the off-season in the shop while others should be addressed in your first field. Follow this checklist to make sure that your tractor and...

Equipment and Machinery

Prashant Jha
February 10, 2021 11:46 PM

Ramawatar Yadav
February 10, 2021 11:46 PM

The following is a brief summary of new products available for weed control in corn and soybean in 2021. None of these are new sites of action herbicides, but are new premixes or revised formulations of existing active ingredients. With growing concerns of weeds developing resistance to...

Weeds, Herbicide Resistance

Bob Hartzler
February 10, 2021 3:57 PM

The 2021 Herbicide Guide for Iowa Corn and Soybean Production is now available as a free download at the ISUEO Extension Store.

In addition to numerous tables providing information on the myriad of herbicides for use in corn...

Weeds

Justin Glisan
February 8, 2021 2:28 PM

Dennis Todey
February 8, 2021 2:28 PM

The final February climatological outlooks from the Climate Prediction Center (CPC) show a strong signal for colder than average temperatures across much of the upper Midwest, including Iowa. On the precipitation front, there is an elevated...

Crop Production

Mark Licht
February 8, 2021 10:48 AM

Hear the latest from Extension researchers across the United States who have recently summarized decades of research on soybean planting recommendations. A soybean planting consideration webinar will be hosted by Shawn Conley, Seth Naeve and Rachel Vann on Friday, February 19, 2021 from 11:45am...

Crop Production

Rebecca Vittetoe
February 3, 2021 4:39 PM

Meaghan Anderson
February 3, 2021 4:39 PM

Elizabeth Danielson
February 3, 2021 4:39 PM

If you use a pesticide that requires the use of a respirator, the Worker Protection Standard requires that before you use the respirator you must first receive: 

  • A medical evaluation by a physician or other licensed health care professional to determine if you are physically fit to...
Pesticide Education

Mark Licht
February 2, 2021 1:38 PM

The countdown is on to the Midwest Cover Crops Council Conference! Organized by OMAFRA, the Ridgetown Business Development Centre, and SOILS AT GUELPH, this virtual conference running February 23-25 will have something for everyone! This year’s theme is Making Connections: Soil Health, Cover...

Crop Production

Zachary Clemens
February 1, 2021 8:08 AM

Brent Pringnitz
February 1, 2021 8:08 AM

Meaghan Anderson
February 1, 2021 8:08 AM

Mark Licht
February 1, 2021 8:08 AM

Rebecca Vittetoe
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

Bob Hartzler
February 1, 2021 6:44 AM

Herbicide-resistant weeds are the norm in cropping systems reliant on herbicides, with more than 500 unique cases of resistance reported worldwide in 2019 (www.weedscience.org). However, the ability to accumulate multiple resistances within a single...

Herbicide Resistance

Zachary Clemens
January 24, 2021 6:00 PM

Brent Pringnitz
January 24, 2021 6:00 PM

Meaghan Anderson
January 24, 2021 6:00 PM

Mark Licht
January 24, 2021 6:00 PM

Rebecca Vittetoe
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

Kristine Schaefer
January 21, 2021 1:28 PM

On October 27, 2020, the U.S. Environmental Protection Agency (EPA) approved registrations for two dicamba products, XtendiMax with VaporGrip Technology and Engenia Herbicide, and extended the registration of Tavium Plus VaporGrip Technology. All three registrations include new control measures...

Pesticide Education

Kristine Schaefer
January 19, 2021 12:55 PM

Elizabeth Danielson
January 19, 2021 12:55 PM

Due to COVID-19, the Pesticide Safety Education Program (PSEP) at Iowa State University Extension and Outreach will host a limited number of statewide virtual private pesticide applicator Continuing Instruction Course (P-CIC) programs. These are in addition to the in-person programs being...

Pesticide Education

Zachary Clemens
January 17, 2021 6:00 PM

Brent Pringnitz
January 17, 2021 6:00 PM

Meaghan Anderson
January 17, 2021 6:00 PM

Mark Licht
January 17, 2021 6:00 PM

Rebecca Vittetoe
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

Zachary Clemens
January 11, 2021 7:57 AM

Brent Pringnitz
January 11, 2021 7:57 AM

Meaghan Anderson
January 11, 2021 7:57 AM

Mark Licht
January 11, 2021 7:57 AM

Rebecca Vittetoe
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

Ashley Dean
January 7, 2021 4:26 PM

Erin Hodgson
January 7, 2021 4:26 PM

Soybean gall midge is an emerging pest that only occurs in five Midwest states. Researchers in Nebraska, Iowa, Minnesota, and South Dakota began investigating this pest in 2019 after widespread reports of significant injury raised awareness early in the 2018 growing season. Although a lot of...

Crop Production, Insects and Mites

Integrated Pest Management
January 7, 2021 12:44 PM

A new web book, Crop Scouting Basics For Corn And Soybean, by the Crop Protection Network (CPN) has just been released and is available for farmers, students, and agriculture industry to learn more...

Insects and Mites, Plant Diseases, Weeds

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