This standard is applicable to transparent films, transparent clear and diffusing films (thermic) and black or black/white films based on polyethylene and its copolymers, which are designed to be used for mulching the vegetable, fruit and flower crops. This standard is intended to establish the basic requirements for the optical and mechanical characteristics of various types of film. From a detailed consideration of the different mulching plastics films used in agriculture and horticulture in the European market, different types of film are considered: - transparent films (normal) - transparent clear and diffusing films (thermic) - black and black/white films The range of thicknesses considered is from 10 um up to 250 um.