Red rot of sugarcane is a serious epiphytotic disease of sugar cane. It is caused by

Options

A. Alfernaria solani
B. Colletotrichum falcatum
C. Gibberella fuji kuroi
D. Fusarium oxysporum

Answer

**Step-by-Step Solution:**

1. **Identify the Disease**: The question states that red rot is a serious epiphytotic disease affecting sugarcane.

2. **Understand the Options**: The options provided are:
- a) Alphaneria solani
- b) Coleotrichum falcatum
- c) Bacchanae (not a specific organism)
- d) Fusarium oxysporum

3. **Analyze Each Option**:
- **Alphaneria solani**: This is known to cause early blight in tomato and potato, not sugarcane.
- **Coleotrichum falcatum**: This is a known fungal pathogen specifically associated with the red rot disease in sugarcane.
- **Bacchanae**: This is not a specific fungal pathogen; it seems to be an incomplete reference.
- **Fusarium oxysporum**: This is a pathogen that causes various diseases, including ground rot, but is not responsible for red rot in sugarcane.

4. **Select the Correct Answer**: Based on the analysis, the correct answer is **b) Coleotrichum falcatum**, as it is the pathogen that causes red rot of sugarcane.

5. **Conclusion**: Therefore, the answer to the question is **Coleotrichum falcatum**.

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