The type of fertigation device is critical depending on the type of irrigation system being used.Some devices will inject at a relatively uniform rate throughout the irrigation and some will not.

• 灌溉施肥装置的类型主要决定于所用灌溉系统的类型，一些设备在整个灌溉过程中，将以相对均匀一致的速率注入肥料溶液，而有些设备做不到。