Antimicrobial Activity of Nitellopsis obtusa(Charophyta) and Optimization of Extraction Conditions Optimization of extraction conditions for semi-bionic extraction of Guizhi Fuling pill decoction by uniform design Optimization of extraction process of total amino acid from Bubali Cornu by orthogonal test Response Surface Optimization of Conditions for Extraction and Gel Preparation of Salt-soluble Proteins from Dosidicus gigas Muscle Establishment of Detection System for Soluble Acid Invertase Activity in Lilium davidii var. unicolor Bulb Establishment of Detection System for Soluble Acid Invertase Activity in Lilium davidii var. unicolor Bulb Studies on extraction process of Fructus Schisandrae Chinensis and Fructus Ligustri Lucidi in Gandening tablet Optimization of Extraction for Exopolysaccharides from Grifola Frondosa