| 1 | |
| Researcher: | Pandurangan, A G |
| Guide: | Nair, N J |
| University: | Bharathiar University |
| Language: | English |
| 2 | |
| Researcher: | Rajan, D Henry |
| University: | Tamil Nadu Agricultural University |
| Language: | English |
| 3 | geology of the area Southeast of Rajapalayam Ramnad and Tirunelveli |
| Researcher: | Venkataraman, B |
| University: | Tamil Nadu Agricultural University |
| Language: | English |
| 4 | Ethnobotanical studies in Adilabad and Karimnagar Districts of A P, India |
| Researcher: | Ravisankar, T |
| Guide: | Henry, A N |
| University: | Bharathiar University |
| Language: | English |