JPH0573367B2 - - Google Patents

Info

Publication number
JPH0573367B2
JPH0573367B2 JP61250166A JP25016686A JPH0573367B2 JP H0573367 B2 JPH0573367 B2 JP H0573367B2 JP 61250166 A JP61250166 A JP 61250166A JP 25016686 A JP25016686 A JP 25016686A JP H0573367 B2 JPH0573367 B2 JP H0573367B2
Authority
JP
Japan
Prior art keywords
light
luminous flux
light source
fish
screen
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.)
Expired - Lifetime
Application number
JP61250166A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63102621A (ja
Inventor
Hiroshi Kamata
Hiroyuki Daiku
Hidehiko Maehata
Hiroshige Arai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kanadevia Corp
Original Assignee
Hitachi Shipbuilding and Engineering Co Ltd
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 by Hitachi Shipbuilding and Engineering Co Ltd filed Critical Hitachi Shipbuilding and Engineering Co Ltd
Priority to JP61250166A priority Critical patent/JPS63102621A/ja
Publication of JPS63102621A publication Critical patent/JPS63102621A/ja
Publication of JPH0573367B2 publication Critical patent/JPH0573367B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

  • Farming Of Fish And Shellfish (AREA)
JP61250166A 1986-10-20 1986-10-20 光スクリ−ン装置 Granted JPS63102621A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61250166A JPS63102621A (ja) 1986-10-20 1986-10-20 光スクリ−ン装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61250166A JPS63102621A (ja) 1986-10-20 1986-10-20 光スクリ−ン装置

Publications (2)

Publication Number Publication Date
JPS63102621A JPS63102621A (ja) 1988-05-07
JPH0573367B2 true JPH0573367B2 (Direct) 1993-10-14

Family

ID=17203802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61250166A Granted JPS63102621A (ja) 1986-10-20 1986-10-20 光スクリ−ン装置

Country Status (1)

Country Link
JP (1) JPS63102621A (Direct)

Also Published As

Publication number Publication date
JPS63102621A (ja) 1988-05-07

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