Based on the field investigation and lab analysis,we studied the characteristics of soil water-stable aggregates and soil properties during vegetation rehabilitation in typical grassland of hilly-gullied Loess area,and analyze the relationship between them by path analysis and main component analysis.The results show that: In terms of vegetation succession stages,the contents of big gravel soil water-stable aggregates increased,the >5mm aggregate is priority in different layers,about 50%-80%.The 5-2mm ag...
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