How to properly preserve agricultural film?

The correct preservation of agricultural film determines the use of agricultural film in the next year, and the agricultural film manufacturer explains to you the correct method of preserving agricultural film, agricultural film manufacturer introduction: There are 5 methods of agricultural film storage:
1. Loading and storage method. Wash the used mulch film, fold it, put it in a plastic bag, tie it tightly, and store it in a moist, cool place, not close to heat sources and prevent sunlight.
2. Water storage method. Wash the used mulch film, roll it into bundles or fold it neatly, put it in a cellar, tank or pool, press a heavy object on it, pour clean water to flood the mulch film, and then cover it. Do not dehydrate during storage. This method preserves the mulch film, and the service life can reach 3~4 years.
3. Grass core curling method. Roll the washed and dried mulch film into a cylinder, and add straw as a core in the middle to allow ventilation. Add some talcum powder to prevent sticking when rolling, and then put the rolled film into the warehouse. Usually move less, and pay attention to prevent high temperature, humidity and rodent infestation.
4. Soil storage law. Wash and fold the agricultural film, pack it in a plastic bag, dig an 80 cm deep pit, put the mulch film into the pit, and cover it with 30 cm thick soil.
5. Cellar storage method. The washed mulch film is immediately folded with water droplets, put into a plastic bag, tied tightly with a string, and put into the cellar.