土壤pH | 黏土 | 壤土 | 砂土 |
≤4.0 | 955 | 477 | 298 |
4.1-4.5 | 716 | 358 | 298 |
4.6-5.0 | 597 | 298 | 239 |
5.1-5.5 | 358 | 239 | 119 |
5.6-6.0 | 239 | 119 | 60 |
6.0-6.5 | 119 | 60 | 0 |
≥6.5 | 0 | 0 | 0 |
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