[Objective]The study was to investigate residual regularity in tissues of layer after combined exposure to lead (Pb)and/or cadmium (Cd).[Method]Lead acetate (10
[Objective] The paper was to understand the epidemiology of common diseases of laboratory monkeys in Kunming area. [Method] Through the investigation of sick an
[Objective] We aimed to establish the identification method of gardenoside and sarsasapogenin in Qingwen baidu granules. [Method]With ethyl acetate-acetone-form