Just as what you have remembered ,the clostridium tetanal must first invade into a wound .

正像你所记得的那样。破伤风梭状芽胞杆菌必须首先侵入伤口。

In this paper we studied the simple history,principle,process and selective method of carrier and medium of production of acetone and butanol with fermentive method of clostridium aceto-butylicum.

本文研究了丙菌发酵法生产丙醇的简史、原理、过程,以及载体培养基的选择方法。