| 1 | 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 |
| 2 | 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 |
| 3 | |
| Researcher: | Singh, Bikkar |
| Guide: | Beri, V |
| University: | Punjab Agricultural University |
| Language: | English |
| 4 | Studies on the rate of uptake of nitrogen applied at different growth stages of wheat plant |
| Researcher: | Sandhu, Harcharan Singh |
| University: | Punjab Agricultural University |
| Language: | English |