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
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.
Two Canadian weed scientists recently published a paper ranking their top 10 herbicide-resistant weed management strategies.
The primary impact of herbicide resistance for most Iowa farmers has been an increase in expenditures for herbicides.
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
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
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
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
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
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
The bulls were again winners in an exciting week for longs and producers. In last week’s report, I said the markets bias would be near unchanged to a bit lower.