| Value | Category | Cases | |
|---|---|---|---|
| 1 | Requires too much labor | 12 |
17.1%
|
| 2 | Materials not available | 17 |
24.3%
|
| 3 | Materials too costly | 6 |
8.6%
|
| 4 | No soil or water erosion problems on any plots | 26 |
37.1%
|
| 5 | Too risky/benefits unclear | 8 |
11.4%
|
| 6 | Other (Specify) | 1 |
1.4%
|