| 1 | Standards for judging the quality of irrigation water and its effect on soil and crops | |
| Researcher: | Bishan Singh | |
| University: | Panjab University | |
| Language: | English | |
| 2 | ||
| Researcher: | Bhambota, Jita Ram | |
| University: | Panjab University | |
| Language: | English | |
| 3 | ||
| Researcher: | Grewal, Jagdev Singh | |
| University: | Panjab University | |
| Language: | English | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Ishwar Das | |
| University: | Panjab University | |
| Language: | English | |
| Shodhganga | ||
| 5 | Studies on the fixation of atmospheric nitrogen by cultivated leguminous crops of india | |
| Researcher: | Sen, Arindranath | |
| University: | Panjab University | |
| Language: | English | |