| 1 | Nitrogen balance in cereal-legume mixed cropping system using 15N as a tracer |
| Researcher: | Patra, D |
| Guide: | Subbiah, B V |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 2 | |
| Researcher: | Patra, D P |
| Guide: | Khera, M S |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 3 | Studies on taxonomical and certain ecological aspects of some weeds of latiritic soil of Birbhum |
| Researcher: | Patra, Sunil Kumar |
| Guide: | Gupta, D |
| University: | Visva Bharati |
| Language: | English |