| Value | Category | Cases | |
|---|---|---|---|
| 1 | i leave the crop residue on the field | 229 |
96.2%
|
| 2 | i remove the crop residue and leave it untreated | 3 |
1.3%
|
| 3 | other. specify: | 2 |
0.8%
|
| 4 | i remove the crop residue and use a mechanical | 4 |
1.7%
|
| Sysmiss | 526 |