| Value | Category | Cases | |
|---|---|---|---|
| 1 | Requires too much labor | 1 |
12.5%
|
| 2 | Materials not available | 2 |
25%
|
| 3 | Materials too costly | 2 |
25%
|
| 4 | No soil or water erosion problems on any plots | 1 |
12.5%
|
| 5 | Too risky/benefits unclear | 2 |
25%
|
| 6 | Other (Specify) | 0 |
0%
|
| Sysmiss | 453 |