| 1 | Studies in the nitrogen fixation in soil with cellulosic substances |
| Researcher: | Chatterjee, B G |
| University: | University of Allahabad |
| Language: | English |
| 2 | |
| Researcher: | Pant, M C |
| University: | University of Allahabad |
| Language: | English |
| 3 | Studies in fixation of atmospheric nitrogen with chemically pure substances |
| Researcher: | Saxena, Baldeo Behari Lal |
| University: | University of Allahabad |
| Language: | English |