| 1 | Characterization of vertisols in the dryland tracts of Tamil Nadu | |
| Researcher: | Thiyagarajan, T M | |
| Guide: | Manickkam, T S | |
| University: | Tamil Nadu Agricultural University | |
| Language: | English | |
| 2 | ||
| Researcher: | Thiyagarajan, C | |
| Guide: | Murugesan, K A | |
| University: | Bharathiar University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Thiyagarajan, D | |
| Guide: | Muppalmani, K | |
| University: | Bharathiar University | |
| Language: | English | |
| Shodhganga | ||
| 4 | Tamil nattupura padalgalil poruliyal sinthanaigal ilakkiam mattrum porulathara kotpattaivu | |
| Researcher: | Thiyagarajan, K | |
| Guide: | Jeya, V | |
| University: | Bharathiar University | |
| Language: | English | |
| Shodhganga | ||
| 5 | ||
| Researcher: | Thiyagarajan, Vijaya | |
| Guide: | Thiyagarajan, Vijaya | |
| University: | Bharathiar University | |
| Language: | English | |
| Shodhganga | ||