1.4 本研究的创新点

（1）利用林木枝条改良沙化土壤具有创新性，不仅为干旱半干旱地区农业生产和生态建设提供了理论支撑，同时也促进了林木废弃物资源的回收利用，符合国家对环境保护的各项政策。

（2）提出了改良沙化土壤生态配方的理念，提倡不同C/N的有机物料配比使用改良土壤，达到平衡土壤养分的目的。

（3）初步在宁夏草地、经济林和农田等开展了林木枝条同其他传统改良方法相结合改良土壤的应用研究，为下一步推广应用奠定基础。

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