Vegetation Restoration and Improvement Process of Soil Anti-scourability in Loess Plateau──Ⅲ. Effect of Vegetation Restoration on Soil Humus and Aggregations

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Publication date
1 January 1997
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Abstract

植被恢复对于抗冲性土体构型形成具有重要意义。随着植被演替，土壤腐殖质物质含量得到提高，但C／N基本保持恒定。植被恢复可改善水稳性团聚体质量，增加团聚体平均重量直径。沙打旺草地改善水稳性团聚体作用于同期自然恢复草地，胡敏酸和植物0．1～0．4mm毛根对于＞1mm水稳性团聚体形成都具显著作用

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    Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources

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