Using biological means or exploiting biological germicides instead of chemical germicide were considered to settle these problems.

克服这一问题的重要途径之一就是采用生物防治，开发生物杀菌剂。

youdao

Using biological means or exploiting biological germicides instead of chemical germicide were considered to settle these problems.

克服这一问题的重要途径之一就是采用生物防治，开发生物杀菌剂。

youdao