The protoplast DES mutagenesis for more increasing arachidonic acid was studied on Mortierella alpina strain. The experiments showed that the high mutants could by obtained by DES to the protoplasts with 3 minutes.是什么意思_The protoplast DES mutagenesis for more increasing arachidonic acid was studied on Mortierella alpina strain. The experiments showed that the high mutants could by obtained by DES to the protoplasts with 3 minutes.在线翻译_英语_读音_用法_例句