Question: What causes black leg or soft rot of potato?
Options:
Bacteria
Fungi
Phytoplasma
None of these
•
📌Other Options Explanations:
-Fungi: While fungi can cause diseases in potatoes (such as late blight.
-Phytoplasma: Phytoplasmas are associated with diseases like yellows and phyllody.
🛑 Additional Information::::
-Brown rot is a bacterial disease caused by Ralstonia solanacearum which is one of the most destructive plant pathogens and is the most common in the tropical and the sub-tropical regions of the world.
-The disease causes wilting of the leaves, stunted plant growth, and grey discoloration of the vascular tissue.