| 摘要 |
PROBLEM TO BE SOLVED: To provide agricultural multilayer mulching film causing no breakage during film removing work, and not resulting in cost increase. SOLUTION: The agricultural multilayer mulching film 1 has a predetermined width and a predetermined length, and has the following structure: one side surface of the film comprises a carbon black-containing black layer 11, and the other side surface comprises a titanium dioxide-containing white layer 10; thickness of the whole layer is 10-40μm; thickness of the white layer 10 is 5-30μm, the white layer 10 is laterally divided into both side areas 10A, 10B, and a center area 10C; and the concentration of the titanium dioxide W1 in the both side areas 10A, 10B is smaller than that of the titanium dioxide W2 in the center area 10C. COPYRIGHT: (C)2005,JPO&NCIPI
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