Effects of several carbon sources,nitrogen sources,citric acid and initial concentration of sucrose on cell growth and 2,3-butanediol production by Serratia marcescens were investigated.

• 结果表明在培养基中添加柠檬酸不但可以促进细胞生长与糖耗速度,还可以缩短发酵周期,提高2,3-丁二醇的产量。