| Agree | % | Disagree | % | Not sure | % |
Changing of farming calendar | 51 | 85 | 4 | 6 | 5 | 9 |
Use of improved rice varieties | 47 | 78 | 10 | 16 | 3 | 6 |
Use of inorganic fertilizers | 5 | 9 | 51 | 85 | 4 | 6 |
Use of pesticides | 26 | 43 | 24 | 40 | 10 | 17 |