Patent ID: 6029397
Filing Date: 2000-02-29
Classification: A01G,E01C,Y10T

Abstract:
A natural turf surface suitable for athletics comprising:a compacted subsoil;a first layer of growth media located above the subsoil;a mat supported on the first layer, the mat including biodegradable root permeable backing oriented horizontally and a plurality of substantially vertical artificial fibers held by the backing;a second layer of growth media located on the mat;natural grass plants having roots and crowns, the roots extending downwardly through the second layer and the mat and into the first layer and the crowns extending above the horizontal backing; andthe backing including a decomposition affecting agent so that the backing biodegrades within a predetermined time period, thereby to facilitate aeration of the natural turf down to the depth of the first layer and to promote dispersion of the fibers within a stabilization zone having a greater vertical dimension than the second layer.