CRAWL FOR CULTURE

摘要

PROBLEM TO BE SOLVED: To provide a crawl for culture, enduring a long term use by suppressing damage caused by corrosion or abrasion, suppressing the disease incidence of cultured fishes at a minimum, and also capable of being produced at a lower cost than that of the crawl made from a metal net.;SOLUTION: This crawl obtained by combining the metal net part and a fibrous net part is provided by constituting the part in the vicinity of waterline of the crawl with the fibrous net part, and the metal net part occupies ≥8 areal % based on the whole crawl.;COPYRIGHT: (C)2005,JPO&NCIPI