| 摘要 |
PROBLEM TO BE SOLVED: To obtain a strut for a marine product culture, capable of reducing an operation for removing marine organisms such as corn barnacle, coral, etc., not having particularly a problem in dumping of a film stuck with corn barnacle, etc., and a film used for the strut. SOLUTION: This strut 1 to be stood in the sea in a marine product culture is constituted of a pole 2 and the biodegradable film 3 covering a part or the whole of the pole 2.
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