Ethan Stoetzer

October 15, 2019 10:36 AM

Iowa State University Extension Plant Pathologist Daren Mueller will be featured on a North Central Climate Collaborative (NC3) webinar later this month. The focal point of the discussion will be around how climate change is impacting disease expression in both corn and soybean in the North...

Plant Diseases
September 4, 2019 10:35 AM

One plant disease to keep a lookout for when harvesting grains and grasses for animal and human consumption is ergot. The ergot pathogen generates toxic alkaloids that potentially could create problems with livestock feeding, and when trying to market a small grain crop. The Crop Protection...

Crop Production, Grain Handling and Storage, Plant Diseases
July 17, 2019 2:15 PM

A new article recently released through the Crop Protection Network (CPN) discusses how to make fungicide decisions in corn and soybean, given the delayed planting scenarios across...

Plant Diseases
June 19, 2019 4:04 PM

For those of you that are in need of some extra Certified Crop Advisor (CCA) Continuing Education Units (CEUs), you can earn up to 9.5 total CEUs simply by visiting the Crop Protection Network (CPN), and testing your knowledge of various pest management topics, such as plant diseases and...

Crop Production, Pesticide Education, Plant Diseases
June 5, 2019 8:10 AM

With some planting progress still stalled, many of you are probably finding ways to pass the time, possibly scrolling through Twitter. Adding to some of the anxiety, you’re probably seeing photos of diseased seedling corn, by the name of Anthracnose leaf blight. While last week’s...

Plant Diseases
April 29, 2019 1:04 PM

Now that we’re within the time frames for planting to achieve optimal yields for corn and soybean, producers might be getting antsy with the cold, damp weather, and weighing the risks of a potential cold front that can cause damage to germinating seeds or seedlings.

For those that have...

Crop Production, Plant Diseases
April 12, 2019 9:21 AM

The Crop Protection Network (CPN) has published its 2019 fungicide efficacy tables for corn and soybean foliar diseases and soybean seedling diseases. These three publications can be found at the CPN website, under resources...

Plant Diseases
April 12, 2019 9:03 AM

University of Missouri's Kevin Bradley and Mandy Bish recently shared a tailored list on several principles that have been researched and verified regarding dicamba usage ahead of #Plant2019. 

Bradley and Bish's list includes five principles to remember when communicating with producers...

April 5, 2019 10:03 AM

Hungry pests begin to emerge with warm spring weather and spread to favorite foraging spots such as trees, shrubs, gardens and even crop fields. To raise awareness of damaging pests, the United States Secretary of Agriculture Sonny Perdue issued a proclamation making April 2019 “...

Insects and Mites
April 3, 2019 11:20 AM

University of Illinois Extension Plant Pathologist Nathan Kleczewski recently conducted an interview through the Illinois Extension news service regarding pre-season management and preparation for tar spot in 2019.

While Iowa isn't as heavily impact as some counties in Illinois, the...

Plant Diseases
March 4, 2019 8:39 AM

Recent research at Kansas State University has confirmed farmers' claims of reduced herbicide efficacy in controlling Palmer amaranth in fields. According to the research, Palmer amaranth samples, collected from a long-term conservation tillage study, were identified as being resistant to 2,4-D...

Herbicide Resistance
February 28, 2019 2:55 PM

These species, whether it be insects, weeds or pathogens have the power to drastically alter a landscape by feeding on, or out-competing, plants or other native species. Populations of invasive species are often large enough to kill large numbers of trees and plants, reduce soil quality and...

Insects and Mites, Plant Diseases, Weeds
February 11, 2019 3:57 PM

The Crop Protection Network (CPN), a collective of multiple land grant universities across the region, published two new resources for Iowa farmers detailing tar spot in corn, caused by phyllachora maydis, and soybean seed quality for 2019.

Grain Handling and Storage, Plant Diseases
January 7, 2019 11:18 AM

As 2018 was winding down, your extension specialists were gearing up, publishing eight pest-management related guides for the 2019 growing season. Several of these guides are downloadable, for free, on the Iowa State University Extension Store. Now's the perfect time to gather materials to...

Crop Production, Insects and Mites, Pesticide Education, Plant Diseases, Weeds, Herbicide Resistance
December 12, 2018 1:20 PM

Winter has nearly arrived. The fields are harvested. Equipment has been tucked in, and the evaluation of the season is well underway. While the new year brings the promise of a great crop season in 2019, it’s important to remember that while we recharge for the winter, so do field crop pests....

Crop Production, Insects and Mites, Pesticide Education, Plant Diseases, Weeds, Herbicide Resistance
October 26, 2018 2:04 PM

The follow-up to this summer's 'Sporecaster' smartphone application, designed to help farmers predict the need for a fungicide application to control white mold in soybean, is now available for download.

While Sporecaster can help farmers evaluate their risk for white mold using infection...

Plant Diseases
October 17, 2018 11:43 AM

The college classroom teaches you a multitude of things that you probably need to know in order to make sense of the world around you. But an internship that gives you experience in that world can mean the difference of succeeding in life or just getting by. As an agricultural communications...

Crop Production
October 15, 2018 11:01 AM

With the 2018 growing season coming to an end, it’s time to bust out the record books and begin logging the most prevalent diseases we’ve seen this year in Iowa soybeans. It’s important to review  these diseases so that farmers, agronomists and all of our partners can make informed decisions...

Plant Diseases
October 10, 2018 12:40 PM

With all eyes now on harvested grain quality and scouting for mycotoxins as a result of ear rot, it's important that producers and agronomists have access to all the information possible, on whichever medium they prefer to use.

An application is available on both Android and iOS that can...

Grain Handling and Storage
September 12, 2018 10:54 AM

The University of Illinois, Urbana, is seeking assistance from its friendly neighbor to the west, the corn-state of Iowa, in locating samples of tar spot in corn. This is part of the university’s new research project investigating the genetic variability of the tar spot pathogen.

Tar spot...

Plant Diseases
August 8, 2018 9:27 AM

In June, as part of the annual Iowa 4-H Youth Conference, 13 students participated in the CSI: Crop Science Investigation workshop.

Students who participated...

Crop Production
June 18, 2018 3:27 PM

The Iowa State University Integrated Pest Management (IPM) program is expanding its social media footprint to now include Facebook. If you follow our content on Twitter (@ISU_IPM) then be sure to give our page a like to stay connected.


Insects and Mites, Pesticide Education, Plant Diseases
May 29, 2018 2:54 PM

The Iowa State University Integrated Pest Management (IPM) program is proud to announce the creation of its own YouTube Channel through which to promote the efforts of Iowa State University scientists and researchers in providing means-tested crop and pest management solutions to stakeholders in...

Insects and Mites, Pesticide Education, Plant Diseases
May 21, 2018 9:47 AM

The 4-H Ag Innovators Experience Monarchs on the Move challenge tour is underway in Iowa, and geared up to hit over 70 events throughout the remainder of the spring and summer. So far, the tour has stopped in nine locations for Science, Technology, Engineering and Mathematics (STEM) field days...

Insects and Mites