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| Fertility management and soil Biotech (Soil Biology and Biotechnology) |
| Management of soil resources (physics and soil conservation) |
| Land evaluation and pedometer |
| Fertility management and Soil biotechnology (chemistry and soil contamination) |
| Management of soil resources (physics and soil and plant water relations) |
| Management of soil resources (soil, environment and land resources) |
| Soil resource management (conservation and soil management) |
| Soil resources management (conservation and soil management) |