| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | soil | agricultural countries | Seen as a precious resource for farming and closely monitored for quality | 1 |
| 2 | soil structure | agricultural societies | The soil structure is an important factor for the fertility and productivity of the land. | 1 |
| 3 | soil structure | agricultural societies | Different soil structures require different farming techniques and crop choices. | 1 |
| 4 | soil testing | Agricultural practices | Regular practice to determine soil nutrients and pH level | 1 |