JPS6441258U - - Google Patents

Info

Publication number
JPS6441258U
JPS6441258U JP1987135520U JP13552087U JPS6441258U JP S6441258 U JPS6441258 U JP S6441258U JP 1987135520 U JP1987135520 U JP 1987135520U JP 13552087 U JP13552087 U JP 13552087U JP S6441258 U JPS6441258 U JP S6441258U
Authority
JP
Japan
Prior art keywords
rotifer
concentrating
net
lowering
raising
Prior art date
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.)
Granted
Application number
JP1987135520U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0429732Y2 (US07922777-20110412-C00004.png
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 filed filed Critical
Priority to JP1987135520U priority Critical patent/JPH0429732Y2/ja
Publication of JPS6441258U publication Critical patent/JPS6441258U/ja
Application granted granted Critical
Publication of JPH0429732Y2 publication Critical patent/JPH0429732Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Landscapes

  • Farming Of Fish And Shellfish (AREA)
JP1987135520U 1987-09-07 1987-09-07 Expired JPH0429732Y2 (US07922777-20110412-C00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987135520U JPH0429732Y2 (US07922777-20110412-C00004.png) 1987-09-07 1987-09-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987135520U JPH0429732Y2 (US07922777-20110412-C00004.png) 1987-09-07 1987-09-07

Publications (2)

Publication Number Publication Date
JPS6441258U true JPS6441258U (US07922777-20110412-C00004.png) 1989-03-13
JPH0429732Y2 JPH0429732Y2 (US07922777-20110412-C00004.png) 1992-07-17

Family

ID=31395221

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987135520U Expired JPH0429732Y2 (US07922777-20110412-C00004.png) 1987-09-07 1987-09-07

Country Status (1)

Country Link
JP (1) JPH0429732Y2 (US07922777-20110412-C00004.png)

Also Published As

Publication number Publication date
JPH0429732Y2 (US07922777-20110412-C00004.png) 1992-07-17

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