| 1 | |
| Researcher: | Mehrotra, Onkar Nath |
| University: | Banaras Hindu University |
| Language: | English |
| 2 | |
| Researcher: | Singh, Onkar Nath |
| University: | Banaras Hindu University |
| Language: | English |
| 3 | |
| Researcher: | Singh, Onkar Nath |
| Guide: | Chauhan, Y S |
| University: | Narendra Deva University of Agriculture and Technology |
| Language: | English |
| 4 | |
| Researcher: | Sharma, Onkar Nath |
| Guide: | Sharma, P K |
| University: | Himachal Pradesh Krishi Vishwavidyalaya |
| Language: | English |