由于紫光膜的保温性能好、透光率高、防尘防雾效果好等的优点,近年来,其在保护地果树的应用上非常广泛,也取得了很好的保护效果。紫光膜能够有效促进地果树的生长发育,使地果树提早开花结果,有效提高了地果树的产量。笔者针对紫光膜在地果树生产上的应用效果进行研究。 In recent years, its application in the protection of fruit trees is very wide, and also achieved good protection effect, due to its good thermal insulation properties, high light transmittance and good anti-fog and anti-fog effect. Purple film can effectively promote the growth and development of fruit trees, fruit trees early flowering results, effectively increasing the yield of fruit trees. The author of the purple light film in the production of fruit trees to study the effect.