Not all microbes are radiation-tolerant, and nonbiological processes can sometimes produce gases typically associated with life. 不是所有的微生物都是耐辐射的，而且非生物过程有时候也能产生典型的显示生命存在的气体。
Many of these processes can be initiated or improved by applying specific microorganisms to crops through inoculation. 通过对作物接种确定的微生物可以引发或改善许多生物过程。
