Winterkill in Alfalfa with Marta Kohmann скачать в хорошем качестве

Winterkill in Alfalfa with Marta Kohmann

Dr. Marta Kohmann, UW–Madison Extension forage agroecosystems specialists, provides a comprehensive overview of alfalfa winterkill—what it is, why it happens, how to diagnose it, and how to manage stands affected by winter injury. She explains the three primary types of winterkill (frost heaving, tissue damage, and suffocation), discusses indirect effects such as disease and reserve depletion, and highlights environmental conditions that increase risk. Dr. Kohmann also shares recent research, management strategies to reduce winter injury, and practical steps for evaluating damaged stands and choosing next actions. Resources: Evaluating alfalfa stands for profit in spring 2025: https://cropsandsoils.extension.wisc.... Interactive tool - calculate your risk of alfalfa winter injury, by Craig Shaeffer: https://umn.qualtrics.com/jfe/form/SV... Winter hazards to forages: Heaving. Minnesota Crop News: https://blog-crop-news.extension.umn.... --- At University of Wisconsin–Madison Division of Extension, we are working to integrate accessibility into our web, video, and audio content. If you experience accessibility barriers using our web, audio, or video content or would like to request complete captions, alternative languages, or other alternative formats, please contact us at accessibility@extension.wisc.edu. You will receive a response within 3 business days. There’s no added cost to you for these services. The University of Wisconsin-Madison Division of Extension provides equal opportunities in employment and programming in compliance with state and federal law.