On the Historical Development of Processing Methods of Huangqi and Its Pharmacological Effect Herbalogical Studies on Bulbus Lilii Herbalogical Study on Traditional Chinese Drugs Caodoukon and Baidoukou Herbalogical Studies of the Chinese Drug Fangfeng Study of genuineness based on changes of ancient herbal origin——taking Astragalus membranaceus and Salvia miltiorrhiza as examples