| 1 | |
| Researcher: | Christy, Nirmala Mary |
| Guide: | Raghupathy, B |
| University: | Annamalai University |
| 2 | Preparation And Characterization Of Lignite Derived Humic Substances Andtheir Influence On Crops |
| Researcher: | Dhanasekaran, K |
| Guide: | Govindasamy, R |
| University: | Annamalai University |
| 3 | |
| Researcher: | Poonkodi, P |
| Guide: | Raghupathy, B |
| University: | Annamalai University |