一、干袋存法。是指在自然条件下，装袋保存地膜的方法。将覆盖过作物的地膜，洗净叠好，用塑料袋装好，扎紧口子，放在湿润、阴凉的地方，不要接近热源，要防止阳光照射变质。此法一般可保存２年。二、草芯卷藏法。把洗净晾干的薄膜卷成筒状，中间加稻草作芯，以便通风透气。? First, the dry bag deposit method. Means under natural conditions, the method of bagging film preservation. Will cover the crop of the plastic film, washed and folded, packed with plastic bags, tie mouth, placed in a humid, cool place, do not approach the heat, to prevent deterioration of the sun exposure. This method can generally be kept for 2 years. Second, straw core collection method. Wash and dry the film roll into a tube, the middle of the straw core, for ventilation. ?