| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | chemical fertilizer | Australia | Employed in agriculture, often due to large-scale farming of crops like wheat and barley | 1 |
| 2 | fertilizer use | Australia | Use of fertilizers to combat nutrient-poor soils due to arid climate | 1 |
| 3 | use of synthetic fertilizers | Australia | Common in commercial farming and horticulture | 1 |