01 Dec Date December 1, 2025 Tags Seminar Diversity of Pseudomonas syringae pv. aptata on chenopod (beet and chard) seeds world-wide. Carolee Bull Presents: Diversity of Pseudomonas syringae pv. aptata on chenopod (beet and chard) seeds world-wide. Monday November 10, 2025 at the Department of Plant Pathology at Washington State University in Pullman, WA.