To attempt greening rooftops, terraces, etc., by laying a plastic fibrous crimped mat on a tree nutriculture tray and by inserting tree-planted nutriculture pots into pot-fitting holes formed at necessary stops on the mat of efficiently prevent the trees from lodging.
A tree nutriculture tray 1 is laid with a plastic fibrous crimped mat 3, a fibrous may containing ≥40wt.% of crimped thermofusible conjugate fibers 100-5,000d/f in fineness with interfiber contact point fixed through fusing of the conjugate fibers, 0.02-0.15g/cm3 in density and 5-15cm in thickness, and the may is provided with pot-fitting holes at necessary spots, and nutriculture pots 2 each planted with a tree 5 are then inserted into the above holes, thus preventing the trees from lodging during their nutriculture.
YAMANAKA AKIRA
YABUUCHI YASUHIRO
SAITO KIYOSHI
CHIBA PREFECTURE