fertilizer gate

例句：

1. 1.The farmer used to use a fertilizer gate to control the flow of water.
   这位农民过去使用一个肥料门来控制水流。
2. 2.The new irrigation system has a fertilizer gate that can be opened remotely.
   新的灌溉系统有一个可以远程打开的肥料门。
3. 3.The plant needs a proper fertilizer gate to ensure it receives the right amount of nutrients.
   植物需要一个适当的肥料门以确保它接收到正确的养分。