| 1 | ||
| Shodhganga | ||
| 2 | Utilization of domestic sewage and livestock wastes for carp fish culture | |
| Language: | English | |
| 3 | ||
| 4 | ||
| Language: | English | |
| 5 | Economics of Municipal Solid Waste Management a Case Study of Ottapalam Municipality | |
| Shodhganga | ||
| 6 | ||
| Language: | English | |
| Shodhganga | ||