So temporarily moveable plastic film catchment can be recommended to use in rainy period in the field or yard for storing rainwater in the cistern for supplementary irrigation.

• 塑料膜集水面一次性投入低且平均集水效率较高，但寿命较短，建议利用简单临时性的移动塑料集水面收集雨水以供大田作物缺水期补灌。