| 1 | |
| Researcher: | Prem Lal |
| Guide: | Chhonkar, P K |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 2 | Step demand functions for fertilizer and optimum resource use of the farms in Mandi District of H P |
| Researcher: | Sankhayam, Prem Lal |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 3 | |
| Researcher: | Gautam, Prem Lal |
| University: | University Of Delhi |
| Language: | English |