What is the white powdery fungus that appears on leaves stems and sometimes in fruits of grapes ........

Agriculture and Rural Development (Phase-I/II) Agriculture chemistry

What is the white powdery fungus that appears on leaves, stems, and sometimes in fruits of grapes?

This questions was previously asked in

Nabard grade-A,Previous year Memory Based Paper (2022)

Anthracnose

Canker

Damping off

Powdery mildew

Dieback

- Option 1: Anthracnose

- This is a fungal disease causing dark spots and lesions on leaves, stems, and fruits.

- It’s not typically characterized by white powdery growth.

- Option 2: Canker

- This disease causes sunken, dead areas on stems and branches.

- It primarily manifests as wounds rather than white powdery substances.

- Option 3: Damping off

- This affects seedlings causing them to collapse and rot.

- It’s not seen as a white powder on plants.

- Option 4: Powdery mildew

- This is a fungal disease causing white, powdery spots on leaves, stems, and fruits.

- It’s the correct condition described as appearing on grapes.

- Option 5: Dieback

- This refers to the gradual death of plant shoots starting at the tips.

- Not associated with a white powdery appearance.

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