The bactericidal activity of levofloxacin was tested using minimal bactericidal concentration (MBC) and killingcurve methods.
最低杀菌浓度（MBC）用肉汤稀释法，并用杀菌曲线方法比较两种喹诺酮药物杀菌性能。
2
The population dynamic of Tsuga tchekiangensis in Wuyishan Nature Reserve was studied and its age structure, the life table, survival curve, mortality rate and killing power curve were analyzed.