| 1 | Symbiotic nitrogen fixation and nitrate assimilation in rhizobium |
| Researcher: | Singh, Ramesh Kumar |
| Guide: | Singh, R M |
| University: | Banaras Hindu University |
| Language: | English |
| 2 | Studies in rhizobium ecotypes of Leucaena leucocephala and their nitrogen fixation potential |
| Researcher: | Johar, Maninder Singh |
| Guide: | Dubey, J N |
| University: | Rani Durgavati Vishwavidyalaya |
| Language: | English |