Weed scientist Aaron Hager recently told Brownfield Ag News that resistance was found in about four populations of waterhemp in Illinois, “so it’s involved resistance to herbicides from eight different chemical classes.”
Farmdoc Daily examines long-term trends in fertilizer application rates and crop yields, discussing how fertilizer efficiency per unit of output has evolved for the three major crops in the U.S. with implications for demand.
University of Illinois researcher Scott Foxhoven will share new research on replicated trials comparing banded potassium and nitrogen to broadcast application, along with seeding population and yield response experiments at the 2020 National Strip-Tillage Conference.
In a new study from the University of Illinois, scientists document waterhemp’s resistance to yet another class of herbicides, known as Group 15s. The study provides the first documentation of a non-grass plant to be resistant to Group 15 herbicides.
If soils are too acidic, phosphorus reacts with iron and aluminum, making it unavailable to plants. But if soils are too alkaline, phosphorus reacts with calcium and also becomes inaccessible. However, liming can influence other ways by which phosphorus might become available to plants.
Research aims to track the contributing factors of nutrient management practices, such as cover crops, reducing nitrogen use and wood chip bioreactors.
With the help of a new imaging machine developed at the University of Illinois breeders can learn the number of kernels per ear, plus a lot more information than can be manually observed.
Strip-Till Farmer delivers a mix of features on strip-till farmers, strip-till management topics and trending practices in strip-till. This FREE quarterly print newsletter is available to qualified subscribers in the U.S. and Canada.
On this episode of Conservation Ag Update, brought to you by Titan International, a big piece of equipment is unveiled at the Kinze Product Innovation Day in Williamsburg, Iowa.
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