Daniel H. Smith, Outreach Program Manager, UW-Madison Division of Extension, Rodrigo Werle, Weed Scientist and Extension Specialist, UW-Madison Are you planning to spray 2,4-D for postemergence broadleaf weed control in Enlist E3 soybean? The 2,4-D …
Weeds
Herbicide Rotational Restrictions for Cover and Forage Cropping Systems
Natasha Paris, Daniel Smith, Rodrigo Werle, Tatiane Severo Silva and Ryan DeWerff, UW-Madison This publication provides a starting point of reference when considering using cover crops following herbicides in the cropping system. It outlines rotational …
Grain Management Considerations in Low-Margin Years
Damon Smith, Professor and Extension Specialist, Plant Pathology Dept; Director, Nutrient and Pest Management Program The 2024 growing season looks to be challenged by not only weather, but by prices. Producing grain in years when …
Using multiple practices to suppress Giant Ragweed in Soybeans
A field study was conducted by WiscWeeds Graduate Research Assistant Guilherme Chudzik in 2022 and 2023 at the Rock County Farm, Janesville, WI, to evaluate the impact of soil management practices, soybean planting time, and …
Harvest Aid Considerations for Weedy Soybean Fields
There are a lot of weedy soybean fields across Wisconsin this year and the dry conditions are the major culprit. A lack of precipitation reduced the effectiveness of many residual herbicides and drought-affected soybeans were …
Successful cereal rye cover crop termination in soybean
If you are a soybean grower, you probably know that weed management programs utilizing high-biomass cereal rye (Secale cereale L.) cover crop in Wisconsin soybean systems and beyond are increasing in popularity. Multiple benefits, such …
Lack of Effective Waterhemp Control, Group 14 soil residual herbicides
The UW-Madison WiscWeeds program has been promoting diversified integrated weed management practices to alleviate the selection pressure imposed by the recurrent use of commonly adopted herbicides due to concern with the alarming rate of herbicide …
Wisconsin Palmer amaranth, where are you?
Arneson, Faleco & Werle, UW-Madison Agronomy Weed Science Show of hands, how many of you have heard of Palmer amaranth? We can’t see how many of you have raised your hands, but we are going …
2022 WI Weed Science Research Report
The 2022 WI Weed Science Research Report is available! Report includes weed control, crop injury & yield data from 18 corn & soy trials conducted by the WiscWeeds team. The purpose of this report is …
Metabolic Herbicide Resistance
Is Metabolic Herbicide Resistance the Straw That Will Break Weed Management’s Back? Jed Colquhoun, UW-Madison, Extension Weed Scientist In a long-term tillage research project in Kansas, a Palmer amaranth population was identified that was resistant …