Nine motility mutants (M43, M49, M143, M330, M432, M451, M574, M725, M726) of Erwinia carotovora subsp. carotovora were obtained by using Tn5 mutagenesis.

• 用转座子 Tn5对胡萝卜软腐欧氏杆菌胡萝卜亚种 ( Erwinia carotovora subsp.；carotovora；Ecc)进行诱变；获得 9个游动性改变了的突变体。