通過整理有關黃芪地上部分（莖、葉）化學成分及藥理作用等文獻，并參照地下部分的相關研究，探討其地上部分的合理利用，為黃芪藥用植物資源的充分利用及新藥源的開發(fā)提供理論依據。

By collecting the relevant literatures on chemical constituents and pharmacological function of Radix Astragali aerial parts (stem and leaves) and the related research of underground parts, to provide the theoretical basis for the rational utilization of Radix Astragali aerial parts and development of Radix Astragali medicinal plant resources.