| 1 | ||
| Researcher: | Karunakaran N | |
| Guide: | Gangadharan K | |
| University: | Kannur University | |
| Language: | English | |
| Shodhganga | ||
| 2 | Changing cropping pattern-an economic and environmental study on Kerala | |
| Researcher: | Karunakaran, N | |
| Guide: | Gangadharan, K | |
| University: | Kannur University | |
| Language: | English | |