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Iowa: Managing Weeds, Insects, and Diseases – Video

Iowa: Managing Weeds, Insects, and Diseases – Video

👤From Iowa State University Extension 🕔Apr 18, 2017

Iowa State University Extension and Outreach is helping Iowa farmers manage weeds, insects and diseases in their fields. Pest management is key to high yields and quality grain. ISU Extension and Outreach specialists are working to provide the tools and

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Iowa: Impact of Rye Cover Crops on Preemergence Herbicide Activity

Iowa: Impact of Rye Cover Crops on Preemergence Herbicide Activity

👤By Bob Hartzler, Iowa State University 🕔Apr 18, 2017

A common question regarding cover crops is will cover crops impact the activity of preemergence herbicides. If this was a consistent issue, it would make sense to apply the preemergence herbicide in a separate application from the burndown.

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Top 10 Strategies for Managing Herbicide Resistance

Top 10 Strategies for Managing Herbicide Resistance

👤By Bob Hartzler, Iowa State University 🕔Apr 13, 2017

Two Canadian weed scientists recently published a paper ranking their top 10 herbicide-resistant weed management strategies.

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Iowa: The Cost of Herbicide Resistance

Iowa: The Cost of Herbicide Resistance

👤By Bob Hartzler, Iowa State University 🕔Apr 11, 2017

The primary impact of herbicide resistance for most Iowa farmers has been an increase in expenditures for herbicides.

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Iowa: Bean Leaf Beetle Mortality Predictions

Iowa: Bean Leaf Beetle Mortality Predictions

👤By Erin Hodgson and Adam Sisson, Iowa State University 🕔Apr 11, 2017

Bean leaf beetle adults  are susceptible to cold weather and most will die when the air temperature falls below 14°F (-10°C). However, they have adapted to winter by protecting themselves under plant debris and loose soil. Each spring, adult beetles

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Iowa: Corn Nitrogen Rate Calculator Updated for 2017

Iowa: Corn Nitrogen Rate Calculator Updated for 2017

👤By John Sawyer, Iowa State University 🕔Mar 28, 2017

The regional Corn Nitrogen Rate Calculator (CNRC) website was recently updated with a revised Iowa N response trial database that includes data through the 2016 crop year. Last year the CNRC website was revised and the URL changed. The ISU

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Illinois: Cooperators Sought for Insect Trapping Network

Illinois: Cooperators Sought for Insect Trapping Network

👤By Kelly Estes, Iowa State University 🕔Mar 14, 2017

Despite the snow falling outside of my window this morning, plans continue for the upcoming survey season. Mother Nature has hinted at spring with temperatures in the 70’s just last week and its time to start thinking about spring insect

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Iowa Alfalfa: Plan to Scout Stands for Winter Survival

Iowa Alfalfa: Plan to Scout Stands for Winter Survival

👤By Brian Lang, Iowa State University 🕔Mar 14, 2017

A warm weather pattern in late February caused soil temperatures across most of Iowa to rise above 40 degrees Fahrenheit (F). This warm period was likely long enough for alfalfa and some forage grasses (most ryegrass varieties and less winter-hardy

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Iowa: Not a Fan of Adding Palmer Amaranth to Noxious Weed List

Iowa: Not a Fan of Adding Palmer Amaranth to Noxious Weed List

👤By Bob Hartzler, Iowa State University 🕔Mar 8, 2017

A bill has been introduced in the Iowa legislature that proposes classifying Palmer amaranth as a primary noxious weed.  The weed law gives counties the authority to fine landowners who fail to control noxious weeds, and,if necessary, enter land to

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New Addition to Hartzler’s Herbicide Promo Hall of Shame

New Addition to Hartzler’s Herbicide Promo Hall of Shame

👤By Bob Hartzler, Iowa State University 🕔Feb 28, 2017

It has been several years since I’ve added anything to the Herbicide Ad Hall of Shame, but I feel DuPont’s sales sheet for Fexapan warrants inclusion.  At a time when nearly everyone realizes we are painting ourselves into a corner

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