%0 Journal Article %T Development of a two-stage feeding strategy based on the kind and level of feeding nutrients for improving fed-batch production of l-threonine by Escherichia coli %A Liu, Shuwen %A Liang, Yong %A Liu, Qian %A Tao, Tongtong %A Lai, Shujuan %A Chen, Ning %A Wen, Tingyi %J Applied Microbiology and Biotechnology %V 97 %N 2 %P 573-583 %@ 0175-7598 %D 2012-08-05 %I Springer-Verlag %~ DeepDyve