| 摘要 |
PCT No. PCT/EP95/02697 Sec. 371 Date Apr. 3, 1997 Sec. 102(e) Date Apr. 3, 1997 PCT Filed Jul. 6, 1995 PCT Pub. No. WO96/02127 PCT Pub. Date Feb. 1, 1996The invention relates to a growth substrate comprising at least one layer of short transversally extending mineral wool fibers and at least one surface layer of mineral wool fibers, wherein preferably the layer of short transversally extending mineral wool fibers is interposed between two surface layers of mineral wool fibers, or wherein preferably the layer of short transversally extending mineral wool fibers is interposed between two surface layers of horizontally extending mineral wool fibers. |
