| 摘要 |
A collector for artificial cultivation of bivalve molluscs contains a rope with a substrate attached thereto. The substrate is made as a tubular demountable sleeve, inside of which hollow spacing elements such as utilized plastic package, for example, bottles, which are strung onto the rope together with corks placed on the opposite sides of the sleeve, one of which has the conical surface interacting with the internal surface of the sleeve, are arranged.
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