fertilization filament

例句：

1. 1. The soil was rich in nutrients, making it ideal for plant fertilization.
   土壤富含养分，非常适合植物施肥。
2. 2. The scientist used a special fertilizer to enhance the growth of the plants.
   科学家使用了一种特殊的肥料来促进植物的生长。
3. 3. Tomatoes need a balanced diet to ensure proper fertilization and fruit production.
   西红柿需要均衡的饮食以确保适当的施肥和果实生产。