延缓农膜老化四法第一、农膜使用后，要及时用清水刷洗干净，揩去水份，展开在阴凉处凉干，然后用光滑的木棒卷起，并用较轻的覆盖物防护。第二、存放农膜的地方不要让阳光直射，温度也不要过高过低，要远离火炉等热源点。第三、不要把农膜与丙酮、氯仿等有机溶剂或樟脑等... First, after the use of agricultural film, it is necessary to use water to scrub it cleanly, 揩 to moisture, then dry it in the shade and then roll it up with a smooth stick and cover it with a lighter covering. Second, the place where the plastic film is stored should not be exposed to direct sunlight. The temperature should not be too high or too low. Keep away from heat sources such as stoves. Third, do not put the plastic film with acetone, chloroform and other organic solvents or camphor and so on ...