Value | Category | Cases | |
---|---|---|---|
1 | light - this includes sandy soils that are easy to | 6 |
21.4%
|
2 | medium - this includes loamy soils that are moderately | 19 |
67.9%
|
3 | heavy - this includes clayey soils that are hard | 3 |
10.7%
|
Sysmiss | 131 |