| 501 | ||
| Researcher: | Rao, B S | |
| Guide: | Dandekar, V M | |
| University: | University of Pune | |
| Language: | English | |
| 502 | ||
| Researcher: | Rao, Pandurang | |
| Guide: | Ramnathan, P S | |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University | |
| 503 | ||
| Researcher: | Raja, Rao T | |
| Guide: | Rahim, Sayyed Abdur | |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University | |
| 504 | Studies in some ferroelectric properties of KNBO3 single crystals | |
| Researcher: | Rao, Ganga | |
| Guide: | Rode, Madhukar | |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University | |
| 505 | ||
| Researcher: | Rao, M S | |
| Guide: | Roy, R N | |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University | |
| Shodhganga | ||
| 506 | Studies in the detection and estimation of petrol and diesel adulteration | |
| Researcher: | Rao, Satyanarayana | |
| Guide: | Kulkarni, Roopa | |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University | |
| 507 | ||
| Researcher: | Rao, Gundappa S | |
| Guide: | Sharma, J M | |
| University: | Gujarat Ayurved University | |
| Language: | English | |
| 508 | ||
| Researcher: | Rao, Ravi | |
| Guide: | Sharma, P P | |
| University: | Gujarat Ayurved University | |
| Language: | English | |
| 509 | ||
| Researcher: | Madhusudhan Rao | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 510 | Duality and optimality in optimization theory and related results | |
| Researcher: | Rao, Purnachanda | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 511 | Structural and synthesis studies of some medicinal plants products and related compounds. | |
| Researcher: | Suryanarayan, Rao | |
| University: | University of Delhi | |
| Language: | English | |
| 512 | ||
| Researcher: | Achyutha, Rao S | |
| Guide: | Periasamy, M | |
| University: | University of Hyderabad | |
| Language: | English | |
| 513 | ||
| Researcher: | Rao, Venktaswara | |
| Guide: | Puri, D M | |
| University: | Kurukshetra University | |
| Language: | English | |
| 514 | Studies on extraction, purification and properties of chymesin from buffalo calves | |
| Researcher: | Surender Rao, T | |
| Guide: | Dutta, S M | |
| University: | Kurukshetra University | |
| Language: | English | |
| 515 | ||
| Researcher: | Rao, Subba | |
| Guide: | Malaiya, K C | |
| University: | Rani Durgavati Vishwavidyalaya | |
| Language: | English | |
| 516 | Growth pattern of kodi millet, Paspalum scrobiculatum L cultivars | |
| Researcher: | Rao, Sathrupa | |
| Guide: | Rajak, R CNigam, P K | |
| University: | Rani Durgavati Vishwavidyalaya | |
| Language: | English | |
| 517 | ||
| Researcher: | Rao, T Bhaskara | |
| Guide: | Narasimhachari, S T | |
| University: | Sri Venkateswara University | |
| Language: | Hindi | |
| 518 | Hydrogeology of the upper Nagari river basin, Chittoor District, Andhra Pradesh, India | |
| Researcher: | Rao, Sambasiva T | |
| Guide: | Kesava Raju, K | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 519 | ||
| Researcher: | Rao, Krishna | |
| Guide: | Chaudhary, R | |
| University: | University of Delhi | |
| Language: | English | |
| 520 | ||
| Researcher: | Rao, Prashantha S | |
| Guide: | Chandra, Jagdish | |
| University: | University of Delhi | |
| Language: | English | |