Iowa: Adjusting Weed Management Plans After The Dry Start May 15, 2021

🕔May 15, 2021
Performance of preemergence herbicides in many areas of the state may be less effective than normal due to limited rain following application. Although weed emergence following planting was reduced by dry soils […]

Iowa: Preemergence Herbicides, Dry Soils, and Rain Apr 13, 2021

🕔Apr 13, 2021
The potential for continued dry weather across the state raises concerns about the impact of dry soils on preemergence herbicides. Preemergence herbicides kill weeds by being absorbed into the seed […]

Iowa: Expectations for Volunteer Corn This Spring Mar 30, 2021

🕔Mar 30, 2021
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 […]

Iowa: Dicamba Regulations – Protection of Endangered Species Feb 26, 2021

🕔Feb 26, 2021
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 […]

Iowa: Will Dicamba-Resistant Waterhemp Be Resistant to 2,4-D (And Vice Versa)? Feb 26, 2021

🕔Feb 26, 2021
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 […]

Iowa: Volunteer Corn Management – Video Sep 25, 2020

🕔Sep 25, 2020
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 […]

Western Iowa: 2020 Palmer Amaranth Tour – How Did We Do? Sep 10, 2020

🕔Sep 10, 2020
As in previous years it is encouraging to see that Palmer amaranth isn’t replacing waterhemp and other weeds at the locations. However, it is disappointing that a more concerted effort […]

Iowa Soybeans: Managing Herbicide-Resistant Waterhemp with Cover Crops, Narrow Rows Aug 7, 2020

🕔Aug 7, 2020
Waterhemp control is an increasing challenge for soybean producers due to the evolution of multiple herbicide-resistant populations. With dwindling herbicide resources, there is a need to integrate non-chemical strategies into […]

Iowa: Scout Now for Palmer Amaranth Jul 31, 2020

🕔Jul 31, 2020
This is the time of year to begin scouting for Palmer amaranth in Iowa crop fields. While Palmer amaranth has been identified in more than half of Iowa’s counties, new identifications […]

Dicamba – What Does the Future Hold? – DTN Jul 16, 2020

🕔Jul 16, 2020
Future registrations are uncertain, weed escapes are rising, and some farmers are tired of the drama. What lies ahead for dicamba use in the U.S.?

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