Subsurface drip irrigation (SDI) is one of the water saving irrigation system, with its obvious advantages and some disadvantages.
地下滴灌系统是很重要的一种节水灌溉系统 ，有其显著的优点 ，也存在许多缺点。
Subsurface drip irrigation (SDI) is one of the water saving irrigation system, with its obvious advantages and some disadvantages.
地下滴灌系统是很重要的一种节水灌溉系统 ，有其显著的优点 ，也存在许多缺点。
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