Blog

Tyler Donovan
September 29, 2020 3:11 PM

Danielle M Clark (Wilson)
September 29, 2020 3:11 PM

Emily Heaton
September 29, 2020 3:11 PM

Prairie potholes?! What are they? Prairie potholes are low-lying, poorly drained soils that are prone to flooding. The...

Crop Production

Ben Covington
September 25, 2020 9:26 AM

Matt Darr
September 25, 2020 9:26 AM

Ryan W Bergman
September 25, 2020 9:26 AM

Farmers in Iowa are faced with some new challenges this harvest season after the derecho swept through the state in early August. In this video, Ben Covington and Dr. Matt Darr with ISU Agricultural and Biosystems Engineering share their tips for harvesting downed corn this fall,...

Crop Production

Kristina TeBockhorst
September 23, 2020 10:57 PM

Brian Dougherty
September 23, 2020 10:57 PM

Many producers in central and east-central Iowa are facing severely damaged corn fields from the recent August 10th derecho. With poor quality grain not suitable for the general grain market or storage, and fields that are not mechanically harvestable, a producer might consider...

Crop Production

Kristina TeBockhorst
September 23, 2020 10:46 PM

Brian Dougherty
September 23, 2020 10:46 PM

Many producers in central and east-central Iowa are facing severely damaged corn fields from the recent August 10th derecho. With poor quality grain not suitable for the general grain market or storage, and fields that are not mechanically harvestable, a producer might consider...

Crop Production

Levi Powell
September 23, 2020 3:00 PM

Matt Darr
September 23, 2020 3:00 PM

Ryan W Bergman
September 23, 2020 3:00 PM

When heading into the field for harvest, it’s important to make sure your monitors, sensors and scales are getting accurate numbers. Taking the time to calibrate your combine yield monitor is the first step in making sure you are using high quality yield data to make decisions in your operation...

Equipment and Machinery

Meaghan Anderson
September 21, 2020 2:42 PM

Bob Hartzler
September 21, 2020 2:42 PM

August's derecho left many Iowans with unharvestable corn. For operations that left their corn in the field, decisions should be made to reduce the problem of volunteer corn next planting season. 

In this video, Field Agronomist Meaghan Anderson and Weed Specialist Bob...

Weeds

Daren Mueller
September 21, 2020 1:31 PM

Help the CPN determine how to serve you best through this short survey.

The Crop Protection Network (CPN) develops tools to help farmers, ag industry, and...

Crop Production, Insects and Mites, Pesticide Education, Plant Diseases, Weeds

Kathleen Delate
September 21, 2020 9:19 AM

Kathleen Delate, ISU, takes viewers on an organic field day visiting the ISU Neely-Kinyon Farm Organic Field Day 2020. Watch the video here: https://www.youtube.com/watch?v=P_PplV5EmT4&feature=...

Crop Production

Meaghan Anderson
September 18, 2020 11:06 AM

Alison Robertson
September 18, 2020 11:06 AM

The challenges of this growing season continued this month when a storm front brought more than 3 inches of rain to much of the state. While the rainfall was welcome for pastures and cover crops, it added to the challenges in corn fields, especially those suffering from drought and the derecho....

Crop Production, Plant Diseases

Matt Darr
September 18, 2020 8:58 AM

Ryan W Bergman
September 18, 2020 8:58 AM

In addition to preparing the soil for planting, tillage can be an effective strategy for weed management. During a field trial, blue chalk was applied to the soil surface in areas where a tillage pass was made with a vertical tillage (VT) tool at a 3 degree, 5 degree and 9 degree gang angle...

Equipment and Machinery

Matt Darr
September 17, 2020 9:24 AM

Ryan W Bergman
September 17, 2020 9:24 AM

Adjustable vertical tillage (VT) tools can easily allow you to till your fields more or less aggressively depending on the tool’s gang angle setting. In this video, Dr. Matt Darr shows the impact different gang angle settings have just below the soil surface.

Equipment and Machinery

Meaghan Anderson
September 16, 2020 11:40 AM

Rebecca Vittetoe
September 16, 2020 11:40 AM

While drought is still widespread, rainfall blanketed most of the state last week, providing some welcome relief to pastures, hay fields, newly-seeded cover crops, and later maturing soybeans. The rainfall caused some standability concerns with corn. Other issues noted by field agronomists ...

Crop Production

Matt Darr
September 16, 2020 8:22 AM

Ryan W Bergman
September 16, 2020 8:22 AM

Vertical tillage (VT) tools can be an effective way to maintain residue and prevent soil erosion while still preparing the soil for planting.  When you select a vertical tillage tool for your operation, consider these factors:

1. Types of blades

In areas with wet...

Equipment and Machinery

Matt Darr
September 15, 2020 10:54 AM

Ryan W Bergman
September 15, 2020 10:54 AM

After the derecho passed through Iowa in early August, many farmers have been left with unharvestable fields. These fields may require additional management to prepare the soil for another crop next season. In this video, Dr. Matt Darr reviews the results of four tillage options five days after...

Equipment and Machinery

Mahdi Al-Kaisi
September 10, 2020 5:19 PM

Managing residue and tillage this fall can be a challenge given the volume of residue due to downed corn by high winds and drought. There is a tendency to think about tillage as the first option in managing a high volume of crop residue. The impact of residue incorporation with tillage on soil...

Soil Management

Ben Covington
September 10, 2020 3:17 PM

Ryan W Bergman
September 10, 2020 3:17 PM

Matt Darr
September 10, 2020 3:17 PM

Safety should be a major concern for all farmers during harvest, but as the season goes on, it can be easy to miss details or neglect safe practices that can put you or others at risk. Here are six simple safety tips to maintain throughout the season to keep yourself and your crew out of harm’s...

Equipment and Machinery

Ben Covington
September 10, 2020 2:58 PM

Ryan W Bergman
September 10, 2020 2:58 PM

Before working in or around your combine, it’s important to go through proper shutdown and lockout/tagout procedures to ensure safety for yourself and those around you. Refer to this list for a reference on how to safely shutdown your machine, and use these practices every time you perform...

Equipment and Machinery

John Sawyer
September 8, 2020 2:41 PM

Fall nitrogen (N) application for corn continues to be popular for several reasons, including lower product cost, time for application, equipment availability, suitable soil conditions, and competing springtime field activities. Success, relative to spring or sidedress timing, can be enhanced by...

Soil Fertility

Angie Rieck-Hinz
September 8, 2020 10:22 AM

ISU Extension and Outreach and the College of Agriculture and Life Sciences recently hosted a “five-stop” virtual field day series. This series featured a greeting by Dean Dan Robison, an administrative update on the farms, and four consecutive days featuring water quality research, fungicide...

Crop Production

Bob Hartzler
September 7, 2020 8:19 AM

Harrison County: Ground zero for Palmer amaranth in Iowa is a 25 acre field that had a severe Palmer amaranth infestation when the weed was first identified in 2013.  Since then populations have consistently declined - this year I was unable to find any Palmer in the field,...

Weeds

Prashant Jha
September 3, 2020 11:57 AM

Bob Hartzler
September 3, 2020 11:57 AM

Meaghan Anderson
September 3, 2020 11:57 AM

Downed corn from the August 10 Derecho, which affected millions of acres in Iowa, will contribute to significant volunteer corn populations in crop fields in 2021. Volunteer corn ranging from 800 to 13,000 plants per acre can cause yield losses up to 54% in soybean and up to 13% in corn,...

Weeds

Meaghan Anderson
September 2, 2020 10:29 PM

Rebecca Vittetoe
September 2, 2020 10:29 PM

Drought continues to expand across the state, and August 2020 came in as one of the driest Augusts since 1893 across the state. Crops appear to be racing toward maturity, with several reports of both corn and soybean very near harvest-ready. While...

Crop Production

Mark Licht
September 1, 2020 2:29 PM

Zachary Clemens
September 1, 2020 2:29 PM

Save money and time this fall by planning for no-till soybean planting next spring. Many farmers are moving away from tillage, due to a host of detrimental environmental factors involved with tillage as well as reducing cost of soybean production.

Soybean yields are not impacted by no-...

Crop Production, Equipment and Machinery

Matt Darr
September 1, 2020 8:38 AM

Ryan W Bergman
September 1, 2020 8:38 AM

Mark Licht
September 1, 2020 8:38 AM

Meaghan Anderson
September 1, 2020 8:38 AM

Angie Rieck-Hinz
September 1, 2020 8:38 AM

Following the derecho event on August 10, millions of acres in Iowa face challenging conditions. In many cases the corn may be unharvestable. These unharvestable fields require some level of fall management to ensure the future crop can achieve even emergence and normal early plant growth.

...
Crop Production

Charles R Hurburgh
August 31, 2020 2:45 PM

The combination of drought, derecho and recent hot weather in Iowa increases the need to keep grain quality in check. As harvest nears, consider the following:

Crop Production, Grain Handling and Storage

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