| 21 | ||
| Researcher: | Kumar, Anil | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 22 | Studies on the eco_physiology of early successional plant populations of Jhum fallows | |
| Researcher: | Saxena, K G | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 23 | Studies on the ecological and cultivational aspects of solasodine yielding solanums of Meghalaya | |
| Researcher: | Deb, Monojit | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 24 | Studies on Jhum _slash and burn cultivation_ at higher elevations of Meghalaya | |
| Researcher: | Mishra, Bidyut Kumar | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 25 | ||
| Researcher: | Sharma, S N | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 26 | Studies on structural and functional aspects of two sub_tropical Humid forest types of Meghalaya | |
| Researcher: | Singh, Jasbi | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 27 | ||
| Researcher: | Sudhakar Swamy, P | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 28 | Eco_physiological attributes of bamboo forests in successional communities in North_Eastern India | |
| Researcher: | Sreenivasa Rao, K | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 29 | Studies on the ecological impact of shifting agriculture _Jhum_ on forested ecosystem | |
| Researcher: | Parkash, Om | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 30 | ||
| Researcher: | Gupta, Usha | |
| Guide: | Ramakrishnan, P S | |
| University: | Panjab University | |
| Language: | English | |
| Shodhganga | ||
| 31 | Studies on the adaptive strategy of a few selected tree species of the North_Eastern India | |
| Researcher: | Shukla, Ravindra Prasad | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 32 | Studies of land use and village eco_system function in the Khasi hills of Meghalaya | |
| Researcher: | Patnaik, Suprava | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 33 | Observations on ecological adaptation of a forest ecosystem with emphasis on some tree species | |
| Researcher: | Boojh, Ram | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 34 | Studies on tribal village ecosystem function in North_Eastern hill region of India | |
| Researcher: | Maikhuri, Rakesh Kumar | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 35 | ||
| Researcher: | Ram, Subhash Chandra | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 36 | Contributions to the comparative biology of Eupatorium species | |
| Researcher: | Dev, Papiya | |
| Guide: | Ramakrishnan, P S | |
| University: | North-Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 37 | Studies on physico-chemical characterisation of humic acids and metal-humic acid complexation | |
| Researcher: | Ghosh, Rajkumar | |
| Guide: | Banerje, D KRamakrishnan, P S | |
| University: | Jawaharlal Nehru University | |
| Language: | English | |
| Shodhganga | ||
| 38 | ||
| Researcher: | Kumar, Pramod | |
| Guide: | Ramakrishnan, P SPadmanabhamurthy, B | |
| University: | Jawaharlal Nehru University | |
| Language: | English | |
| Shodhganga | ||
| 39 | ||
| Researcher: | Khillare, Beena Karolkar | |
| Guide: | Behari, JRamakrishnan, P S | |
| University: | Jawaharlal Nehru University | |
| Language: | English | |
| Shodhganga | ||