① 地表过程与资源生态国家重点实验室, 北京 100875;
② 北京师范大学资源学院, 北京 100875

从单个植株、坡面和流域三个尺度综述了干旱地区土壤-植被-水文耦合与响应的研究进展, 并提出今后研究中需要关注的科学问题. 未来研究需要通过多学科交叉与融合手段, 加强土壤-植被系统整体性综合集成研究, 主要包括地上与地下过程、植被退化与恢复过程、 自然与人为扰动过程、多尺度与多要素综合观测与模拟. 初步提出干旱地区植被的水分聚集适应理论, 分析并讨论了树干茎流水分聚集系统、灌丛斑块水分聚集系统和沟道河网水分聚集系统的组成、结构和特点, 揭示了不同水分聚集系统对水分胁迫的适应机制, 可为干旱地区植被恢复提供理论支撑和实践指导.

国家自然科学基金(批准号: 41025001, 41130640, 40871025)、长江学者和创新团队发展计划和中央高校基本科研业务费专项资助

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