| Value | Category | 
|---|---|
| 1 | Left in the field and then ploughed /incorporated in to the field | 
| 2 | Left in the field as a cover and not ploughed in | 
| 3 | Burned on field | 
| 4 | Cut and removed from the field and fed to animals | 
| 5 | Cut and removed from the field for Household use | 
| 6 | Grazed by animals. | 
| Sysmiss |