DIN EN 13655:2003-01

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Plastics materials
5 Types and use
6 Duration
7 Requirements of the mulching films
8 Testing
   8.1 Appearance
   8.2 Thickness
   8.3 Width
   8.4 Determination of tensile properties
   8.5 Determination of impact resistance
   8.6 Total light transmission (transparent and
       diffusing film)
   8.7 IR effectiveness (eta[IR])
       8.7.1 Principle
       8.7.2 Apparatus
       8.7.3 Procedure
       8.7.4 Setting out the results
   8.8 Resistance to artificial weathering
       8.8.1 Principle
       8.8.2 Apparatus
       8.8.3 Test conditions
       8.8.4 Procedure
       8.8.5 Results
9 Designation
10 Marking
Annex A (normative) - Measure of the relative light transmission

Applies 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.