The ‘carotovora’ group of the genus Erwinia causes –

✅ Explanation:The "carotovora" group of the genus Erwinia is known for causing soft rot diseases in plants. These bacteria produce enzymes that break down plant cell walls, leading to the softening and decay of plant tissues.
Additional Information
-Pectobacterium (formerly Erwinia) carotovorum is a Gram-negative plant-specific pathogen.
-It causes soft rot disease in various plant hosts and blackleg in potatoes by degradation of the plant cell wall.
-P. carotovorum cells colonize intercellular spaces and deliver effector molecules via a type III secretion system.