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Now showing items 1-10 of 1
| Acidification (1) |
| Calcium loss (1) |
| Cereals (1) |
| Comparison of conventional and organic (1) |
| Compost (1) |
| Electrical conductivity (1) |
| Green manure (1) |
| Manure (1) |
| Nitrate (1) |
| Nitrogen cycling (1) |