War Against Weeds

S11 E13 - Nozzle Know-How: Balancing Coverage, Deposition, and Drift for Effective Weed Control

Apr 29, 2026

In this episode of the War Against Weeds podcast, Alyssa Essman and Sarah Lancaster Ganske are joined by Purdue Extension weed scientist Dr. Tommy Butts for a deep dive into spray nozzles, droplet size, and deposition. The conversation covers how nozzle selection influences coverage, drift, deposition, and weed control,...

S11 E12 - Beyond the Silver Bullet: The Social Side of Weed Management

Apr 22, 2026

In this episode of the War Against Weeds podcast, Sarah and Joe welcome Dr. Katie Dentzman of Iowa State University to explore the human and social dimensions of herbicide resistance management. The conversation digs into why “silver bullet” solutions are so appealing, the real-world barriers to adopting integrated...

S11 E11 - HRAC 2026 Update: Changes to the Herbicide Modes of Action Poster

Apr 15, 2026

In this episode Sarah and Joe welcome Hudson Takano of Corteva Agriscience for an update on the Herbicide Resistance Action Committee (HRAC) and the newly released 2026 HRAC Mode of Action poster. Hudson explains HRAC’s role in resistance management, how herbicides are evaluated and classified, and what goes...

S11 E10 - PPO Resistant Kochia: From Field Failures to the Lab

Apr 8, 2026

In this episode of the War Against Weeds podcast, Sarah Ganske and Joe Ikley explore the emergence of PPO resistant kochia across the northern Great Plains. Joined by BASF scientists Dr. Ingo Meiners and Dr. Aimone Porri, the group walks through how field failures led to greenhouse confirmation and the discovery of...

S11 E9 - Glufosinate Resistance in Waterhemp: What We Know (and What Comes Next)

Apr 1, 2026

In this episode of War Against Weeds, hosts Alyssa and Sarah sit down with Dr. Karla Gage (Southern Illinois University Carbondale) and Dr. Pat Tranel (University of Illinois) to discuss emerging glufosinate resistance in waterhemp and what it means for growers moving...