| 21 | ||
| Researcher: | Rai, Raman | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 22 | Studies on fixation of NH4 by soils and its availability to microorganisms and plants | |
| Researcher: | Raju, G S N | |
| University: | University of Kalyani | |
| Language: | English | |
| 23 | Studies on the times of nitrogen application for high yielding varieties under upland conditions | |
| Researcher: | Singh, Ram Partap | |
| University: | University Of Delhi | |
| Language: | English | |
| 24 | ||
| Researcher: | Sharma, Rattan Chand | |
| University: | University Of Delhi | |
| Language: | English | |
| 25 | ||
| Researcher: | Singh, Sher Bahadur | |
| University: | Chhatrpati Shahu Ji Maharaj University | |
| Language: | English | |
| 26 | ||
| Researcher: | Kumar, Surinder | |
| University: | Ch Charan Singh Haryana Agricultural University | |
| Language: | English | |
| 27 | ||
| Researcher: | Mohammad, Syed | |
| University: | Ranchi University | |
| Language: | English | |
| 28 | ||
| Researcher: | Sudhakara, K | |
| Guide: | Prasad, R | |
| University: | Indian Agricultural Research Institute | |
| Language: | English | |
| 29 | To effect economy and to increase efficiency of nitrogenous ferilizers | |
| Researcher: | Singh, Jai Karan | |
| Guide: | Mahabir SinghMahendra Singh | |
| University: | Ch Charan Singh University | |
| Language: | English | |
| 30 | Studies on residual effect of triazines application to maize on succeeding crops | |
| Researcher: | Ravinder Kumar | |
| Guide: | Sandhu, K S | |
| University: | Punjab Agricultural University | |
| Language: | English | |
| 31 | Studies on the fate of applied nitrogen in salt affected soils of the Punjab | |
| Researcher: | Singh, Balwinder | |
| Guide: | Bajwa, M S | |
| University: | Punjab Agricultural University | |
| Language: | English | |
| 32 | Studies on the efficacy of different forms of urea at various nitrogen levels for low land rice | |
| Researcher: | Rama Subba Reddy, G | |
| Guide: | Ananda Reddy, K | |
| University: | Acharya N G Ranga Agricultural University | |
| Language: | English | |
| 33 | Increasing nitrogen use efficiency in transplanted rice by modified urea materials | |
| Researcher: | Pandey, P C | |
| Guide: | Sharma, G L | |
| University: | Govind Ballabh Pant University of Agricultural and Technology | |
| Language: | English | |
| 34 | ||
| Researcher: | Beniwal, R K | |
| Guide: | Sarkar, M C | |
| University: | Indian Agricultural Research Institute | |
| Language: | English | |
| 35 | Economy of nitrogenous fertilizers through chemical weed control in wheat crop | |
| Researcher: | Singh, Kuljit | |
| University: | University of Calcutta | |
| Language: | English | |
| Shodhganga | ||
| 36 | Studies on fertilizer requirement of wheat in relation to basal dose of nitrogen to autumn cane | |
| Researcher: | Prasad, Kedar | |
| Guide: | Rathi, K S | |
| University: | Chandra Shekhar Azad University of Agriculture and Technology | |
| Language: | English | |
| 37 | ||
| Researcher: | Singh, Brahm Pal | |
| Guide: | Verma, V S | |
| University: | Chandra Shekhar Azad University of Agriculture and Technology | |
| Language: | English | |
| 38 | ||
| Researcher: | Neelakantan Potty, N | |
| Guide: | Singh, H G | |
| University: | Mohanlal Sukhadia University | |
| Language: | English | |
| 39 | Foliar application of urea on cotton with special reference to biuret content | |
| Researcher: | Chakarvarty, Sudhir Chandra | |
| Guide: | Ghosh, A B | |
| University: | Indian Agricultural Research Institute | |
| Language: | English | |
| 40 | Studies on aerobic non-symbiotic nitrogen-fixing bacterial in soils of Eastern U P | |
| Researcher: | Prasad, Amar Nath | |
| Guide: | Sanoria, C L | |
| University: | Banaras Hindu University | |
| Language: | English | |