Random triples
| Subject | Object |
|---|---|
| gptkb:Dust_Bowl_(1930s) | crop rotation |
| gptkb:Dust_Bowl_(1930s) | contour plowing |
| gptkb:Dust_Bowl_(1930s) | planting of windbreaks |
| Subject | Object |
|---|---|
| gptkb:Dust_Bowl_(1930s) | crop rotation |
| gptkb:Dust_Bowl_(1930s) | contour plowing |
| gptkb:Dust_Bowl_(1930s) | planting of windbreaks |