| Value |
Category |
| 1 |
Compound |
| 2 |
Compound |
| 3 |
Nitrogen |
| 4 |
Nitrogen |
| 5 |
Nitrogen |
| 6 |
Super Ph |
| 7 |
Phosphat |
| 8 |
Potash m |
| 9 |
Potash s |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.