| 1 | |
| Researcher: | Ramanathan, T M |
| Guide: | Prasad, Phoolan |
| University: | Indian Institute of Science |
| Language: | English |
| 2 | |
| Researcher: | Ramanathan, R M |
| Guide: | Narsimha Rao, P |
| University: | Annamalai University |
| Language: | English |
| 3 | |
| Researcher: | Ramanathan, K M |
| Guide: | Krishnamoorthy, K |
| University: | Tamil Nadu Agricultural University |
| Language: | English |