有色薄膜是农用塑料薄膜的新成员,虽问世不久,却已初露头角,颇受广大农民的欢迎。有色薄膜在农业生产中用途甚广,它不仅适用于蔬菜、果树和花卉栽培,还适用于大田作物和温室生产。目前,国内外常用的有色薄膜有银色、蓝色、青色、黄色、红色、绿色、紫色、黑色以及除紫外线薄膜。它们的主要用途如下。银色薄膜:具有其它种薄膜所不可比拟 Non-ferrous thin film is a new member of agricultural plastic film, although it came out soon, it has begun to emerge, quite popular with the majority of farmers. Colored films are used in agricultural production for a wide range of purposes not only for vegetables, fruit trees and flowers but also for field crops and greenhouses. At present, the commonly used non-ferrous thin films at home and abroad are silver, blue, cyan, yellow, red, green, purple, black, and ultraviolet. Their main purposes are as follows. Silver film: with other kinds of film is unmatched