| Value | Category | Cases | |
|---|---|---|---|
| -999 | Don't know | 0 |
0%
|
| -888 | Refuse to answer | 0 |
0%
|
| 1 | Basal dressing (applied during planting or within the first week of planting) | 48 |
16.3%
|
| 2 | Top dressing (applied after the fourth week or when crop grows up to knee height | 209 |
70.8%
|
| 3 | Both | 38 |
12.9%
|
| 11 | .R | 4 | |
| Sysmiss | 4503 |