Effects of phosphate fertilizer on active ingredients and antioxidant activities of Chrysanthemum morifolium 2-Pyridinethiolate derivatives from branches and leaves of Polyalthianemoralis and their cytotoxic activities Advances in research of chemical constituents and pharmacological activities of common used spices Research on bitter components from Coptis chinensis based on electronic tongue Effects of Vetiveria zizanioides L. growth on chemical and biological properties of copper mine tailing wastelands Effects of planting densities and modes on activities of some enzymes and yield in summer maize The hydrological response to human activities in Guishui River Basin, Beijing Steroidal saponins and their pharmacological activities in Solanum plants Advances in studies on structural modifications and biological activities of 18β-glycyrrhetinic acid Secondary metabolites of endophytic Guignardia mangiferae from Smilax glabra and their antitumor activities Study on alkaloids from Corydalis saxicola and their anti-oxidative activities