| 摘要 |
For the growing of grass or the like to provide a readily liftable and transportable lamina of growing grass, viz. a turf or sod, a layer of flexible reticulate sheet material and a layer of sheet or film flexible material impermeable to root growth bonded together at a plurality of spaced points, areas or lines to form a weak lamina, the grass being grown on a rooting medium distributed over the said weak lamina, the layer of impermeable material being readily strippable from the reticulate material to expose the grass roots prior to laying the grass lamina in situ.
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