The same largest inhibitant rate against Pseudomonas fluorescens as against Saccharomyces cervisiae among these extracts was Eugenia Caryophyi-lata Thunb,100%.

• 对啤酒酵母的抑制率从大到小依次为:丁香(100%25)；姜黄(35.；3%25)；艾叶(35