Determination of Alkaloids in Radix Sophorae Flavescentis by High Performance Capillary Electrophoresis Studies on Changes of Chemical Constituents of Radix SophoraeFlavescentis in Complex Formulas of Traditional Chinese Medicine Studies on Radix Sopborae Flavescentis Quality by Chemical Pattern Recognition Influence of H2O2 on degradation of residual pesticides and constituents in Radix Sophorae Flavescentis Application of Adaptive Resonance Theory Network to theQuality Evaluation of Radix Sophorae Flavescentis Chemical change in compatibility of Radix Sophorae Flavescentis with Fructus Cnidii