soil microfauna

例句：

1. 1.The soil microfauna play a crucial role in the ecosystem.
   土壤微生物在生态系统中起着至关重要的作用。
2. 2. The study of soil microfauna has significant implications for agricultural productivity.
   研究土壤微生物对提高农业生产力具有重要意义。
3. 3.The presence of soil microfauna can affect the quality of soil and its fertility.
   土壤微生物的存在会影响土壤的质量及其肥力。