Currently as a major medicine source, the cultivated Hedysari radix roots, however, had no uniformstandard in the whole process of seedling culture, transplant and harvest of medical roots, resulting indifferent and ragged medical roots in yield and quality. In this study, the sowing time, sowing quantity,transplant density, fertilization ratio and optimal harvest time for its medical roots were studied under thelocal caltivated pattern in the main local producing areas as Wudu district of Longnan city of G...