New video – Wisconsin’s pre-sidedress nitrate test (PSNT)
Carrie Laboski, Extension Soil Scientist, Dept. of Soil Science, University of Wisconsin-Madison, Kevin Shelley, Outreach Specialist, Nutrient & Pest Management Program, University of Wisconsin- Madison
The corn has been planted and is starting to grow. Now is the time to consider using the pre-sidedress nitrate test (PSNT) to help you adjust your sidedress N fertilizer rate. To learn how and why to take PSNT samples, view the following video.