Pioneer work on wheat rust was done by

Options

A. Mundkur
B. Tulsane
C. K.C.Mehta
D. Subramaniam

Answer

To answer the question about who did the pioneer work on wheat rust, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Disease**: Wheat rust is a disease that affects wheat plants, specifically the leaves. It is caused by a fungus.

2. **Identify the Options**: The question provides four options:
- Mundakur
- Taslane
- K. C. Mehta
- Subrahmanyam

3. **Evaluate Each Option**:
- **Mundakur**: He worked on cotton plants, specifically to control wilt, which is unrelated to wheat rust. So, this option is incorrect.
- **Taslane**: He discovered various species of fungi that cause diseases in plants, but he did not specifically discover wheat rust. Therefore, this option is also incorrect.
- **K. C. Mehta**: In 1933, he conducted research on wheat plants and discovered that the rust disease in wheat is caused by a fungus, specifically Puccinia. This makes this option correct.
- **Subrahmanyam**: He worked in the fields of mathematics and physics, which is not related to wheat rust. Hence, this option is incorrect.

4. **Conclusion**: Based on the evaluations, the correct answer is K. C. Mehta, as he was the scientist who did the pioneer work on wheat rust.

### Final Answer:
The pioneer work on wheat rust was done by K. C. Mehta.