IMPROVED SURFACES FOR SPORTING AND OTHER ACTIVITIES

摘要

An improved grass surface in which the grass is grown in a layer of material comprising sand, an organic growth surface medium and elongate synthetic fibres, the fibres being randomly dispersed as separate individual fibres in the growing material and having an average fibre length from 5 mm to 75 mm and/or an improved sub-base for surfaces for sporting and/or other activities comprising the said material.