heterotrophic nutrition

例句：

1. 1. Heterotrophic bacteria are essential for the growth of plants.
   异养细菌对植物生长至关重要。
2. 2.The plant's heterotrophic nutrient requirements are met by its soil microorganisms.
   植物的异养营养需求由土壤微生物来满足。
3. 3.The study found that heterotrophic bacteria play a crucial role in decomposition processes.
   研究发现，异养细菌在分解过程中起着关键作用。