| 1 | |
| Researcher: | Vijayan, O |
| Guide: | Patel, P D |
| University: | Sardar Patel University |
| Language: | English |
| 2 | |
| Researcher: | Negi, O P S |
| Guide: | Rajput, B S |
| University: | Kumaun University |
| Language: | English |
| 3 | |
| Researcher: | Mahindra, O P |
| Guide: | Mishra, G P |
| University: | Awadhesh Pratap Singh University |
| Language: | English |
| 4 | |
| Researcher: | Ghanshyam Das, O |
| Guide: | Haragopal, G |
| University: | Kakatiya University |
| Language: | English |
| 5 | |
| Researcher: | Thomas, O J |
| Guide: | Mohan Lal |
| University: | Dr Harisingh Gour Vishwavidyalaya |
| Language: | English |
| 6 | Bichemical and metabolic studies with special reference to neurosecretion in a selected mollusc |
| Researcher: | Subramanyam, O V |
| University: | Sri Venkateswara University |
| Language: | English |
| 7 | Effect of site and environment on yield and quality of sunflower, Helianthus annuus L |
| Researcher: | Singh, O P |
| Guide: | Singh, P P |
| University: | Govind Ballabh Pant University of Agricultural and Technology |
| Language: | English |
| 8 | |
| Researcher: | Patel, O P |
| Guide: | Singh, Ranvir |
| University: | Govind Ballabh Pant University of Agricultural and Technology |
| Language: | English |
| 9 | |
| Researcher: | Upadhyaya, O D |
| University: | University of Rajasthan |
| Language: | English |