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| 631.510968257 (1) |
| Crop yields (1) |
| Dry farming -- South Africa -- Limpopo (1) |
| Mulching (1) |
| Soil management -- South Africa -- Limpopo (1) |
| Soil properties (1) |
| Soils -- South Africa -- Limpopo (1) |
| Tillage (1) |
| Tillage -- South Africa -- Limpopo (1) |
| Water scarcity (1) |
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