| 1 | Food problem, food grain economy and food grain imports of India | |
| Researcher: | Ratna Kumari, Bandila | |
| University: | Andhra University | |
| Language: | Arabic | |
| 2 | ||
| Researcher: | Seetha Ratna Kumari, T | |
| Guide: | Kurup, P A | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||