(S4:E38) Blightmare on Stem Street: Alfalfa Bacterial Stem Blight
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(S4:E38) Blightmare on Stem Street: Alfalfa Bacterial Stem Blight
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About this listen
In this episode Ed interviews Dr. Deb Samac of the USDA-ARS. They discuss the long-overlooked disease of alfalfa, bacterial stem blight.
Additional Resources
https://apsjournals.apsnet.org/doi/10.1094/PHYTO-02-23-0059-R?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200pubmed
Time Stamps
(0:00) Introductions
(4:06) Overview of alfalfa production
Skip to the main topic:
(16:30) Bacterial stem blight
(21:33) The role of frost
(25:00) Pathogen differentiation
(30:15) Pseudomonas and ice nucleation
(39:02) Disease management
(49:15) wrap-up
How to cite the podcast:
Zaworski, E. (Host) Samac, D.(Interviewee). S4:E38 (Podcast). Blightmare on Stem Street: Alfalfa Bacterial Stem Blight. 10/22/2025. In I See Dead Plants. Crop Protection Network.
Transcript