Articles
▶ Practical Experiences with Laser Weeders and Intelligent Sprayers in Vegetable Crops
Dr. Jed Colquhoun explores the rapid rise of ag robotics and how tools like laser weeders and precision sprayers are already transforming weed management in high-value specialty crops.
▶ Spraying Is Easy, Doing It Right Isn’t: Tips for Better Herbicide Applications
Dr. Tommy Butts breaks down the complexities of herbicide application and shares expert tips to help applicators improve coverage, reduce drift, and make smarter nozzle choices.
▶ Tools for Planning and Spreading Manure
Hava Blair walks through using two powerful tools for planning and managing manure applications in Wisconsin: SnapPlus Version 3 and the Runoff Risk Advisory Forecast.
▶ Implications of Dairy Manure on Soil Hydrology and Organic Matter
Dr. Francisco Arriaga explores how manure affects soil hydrology, phosphorus runoff, and organic matter levels.
▶ Manure Management, Spill Response, and Safety
Kevin Erb covers trends in manure application, transportation risks, dragline safety, spill containment procedures, and regulatory requirements.
▶ September 11 Ag Weather Outlook for Wisconsin
Josh Bendorf from the Wisconsin State Climatology Office provides a detailed update on weather conditions across the state as of September 11, 2025.
Notes from the Field: A Growers Perspective – Ben Kraus Chat #10
This week we will hear about Gwenyn Hill Farm’s (Waukesha) peach, elderberry, apples and Asian pear harvest.
▶ Nitrogen Optimization Pilot Program 2025 Updates
Lindsey Rushford, nitrogen optimization program outreach specialist with UW–Madison Extension, provides updates on the Nitrogen Optimization Pilot Program (NOPP) for 2025.
▶ Evaluating MRTN Rates for Corn Grain and Silage After Manure Application
Jerry Clark, regional crops educator, presents findings from the first year of a statewide research project evaluating Maximum Return to Nitrogen (MRTN) rates for corn grain and silage following manure application.
▶ How Does Nitrate Leaching Respond to Nitrogen Inputs from Fertilizer and Manure?
Dr. Steven Hall, assistant professor and extension cropping systems and water quality specialist, explores how nitrate leaching responds to nitrogen inputs from both synthetic fertilizer and manure in Wisconsin cropping systems.
