| Cover-Management |
|
|
|
|
|
|
|
|
|
| Ø | Vegetative
community |
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| Ø | Crop |
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| Ø | Crop rotation |
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| Ø | Conservation
tillage |
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| Ø | Application of
surface and buried |
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| materials (mulch,
manure) |
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| Ø | Increasing random
roughness |
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