Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP48017648ApriorityCriticalpatent/JPS49105372A/ja
Publication of JPS49105372ApublicationCriticalpatent/JPS49105372A/ja
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
Y02A40/81—Aquaculture, e.g. of fish
Landscapes
Artificial Fish Reefs
(AREA)
Farming Of Fish And Shellfish
(AREA)
Cleaning Or Clearing Of The Surface Of Open Water
(AREA)