Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist One of the most important decisions a farmer makes is the selection of high performing, adapted hybrids and varieties. Selecting the correct hybrid/variety can often …
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Content from Joe Lauer
Weather Update 2019
Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist View the latest weather summary for 2019 and the Normal (30 previous years – 1989 to 2018) at Arlington and Marshfield from April 1 to …
Yield and Quality of July Planted Corn
Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist The Kernels Corn has two peaks in forage quality: one at pollination and one at 50% kernel milkline. Bareness generally reduces yield and grain content …
The “Normal” Pattern of Corn Forage and Grain Development
Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist The Kernels Corn exhibits a “double peak” for corn silage quality during its life cycle with the first NDFD peak at R1 and the second …
A “Post-Mortem” of the 2019 Corn Planting Season and What We Can Do About It
Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist The Kernels: The 2019 planting season was “unprecedented.” Harvest season will be extended this year. Corn maturity is all over the board due to late …
Guidance When Using Corn As A Cover Crop
Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist This year traditional cover crop seed is hard to find. However, corn and soybean can be considered a cover crop (click here and here). Corn …
Corn Replant/Late-plant Decisions in Wisconsin
Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist Many areas of Wisconsin are faced with a late-planting situation for corn. Please see the first publication pictured below (http://corn.agronomy.wisc.edu/Pubs/UWEX/A3353.pdf) for guidelines on yield impacts …
How Thick Should I Plant My Corn? What are other farmers doing?
Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist Farmers continue to increase corn plant populations in Wisconsin and the U.S. Midwest. Every year as part of the Objective Yield Survey, the USDA-NASS counts …
Brown Midrib and Leafy Corn Silage Performance, A New BMR Economics Calculator
Dr. Joe Lauer, UW-Madison Agronomy and Extension State Corn Specialist Commercial corn hybrids grown in Wisconsin are often marketed to dairy farmers as “silage-specific.” In the UW Corn Performance Evaluation Trials, conventional hybrids have similar …
Corn Response to Banded Fertilizers at Planting
Dr. Joe Lauer, UW-Madison Agronomy and Extention State Corn Specialist Banding fertilizer around the corn seed during planting is a common practice in the northern Corn Belt. Corn planting is frequently delayed in this region …