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A GENETIC STUDY ON ROLE OF RHOTOPERIODIC SENSITIVITY FOR ADAPTATION OF RICE.

Research Project

Project/Area Number 61560010
Research Category

Grant-in-Aid for General Scientific Research (C)

Allocation TypeSingle-year Grants
Research Field Breeding science
Research InstitutionNATIONAL INSTITUTE OF GENETICS

Principal Investigator

SATO Yo-ichiro  RESEARCH ASSOCIATE, NAT. INST. GENET., 総合遺伝研究系, 助手 (20145113)

Co-Investigator(Kenkyū-buntansha) MORISHIMA Hiroko (OKONO)  国立遺伝学研究所, 総合伝遺研究系, 教授 (70000247)
Project Period (FY) 1986 – 1988
Project Status Completed (Fiscal Year 1988)
Budget Amount *help
¥2,300,000 (Direct Cost: ¥2,300,000)
Fiscal Year 1988: ¥600,000 (Direct Cost: ¥600,000)
Fiscal Year 1987: ¥600,000 (Direct Cost: ¥600,000)
Fiscal Year 1986: ¥1,100,000 (Direct Cost: ¥1,100,000)
KeywordsRice / Photoperiodic sensitivity / Linkage / Isozyme / 連鎖 / 補足遺伝子 / イネ / 連鎖分析 / 連続戻し交配 / インド型-日本型 / 戻し交配 / インド型と日本型
Research Abstract

THE GENES FOR PHOTOPERIODIC SENSITIVITY WERE ISOLATED BY BACKCROSSES FROM STRAINS OF WILD AND CULTIVATED RICES.
1. THE LATE MATURITY OF WILD RICE AND INDICA OF CULTIVATED RICE WAS DUE TO STRONG PS.
2. PLURAL GENES FOR PS WERE EACH ISOLATED FROM THOSE STRAINS OF WILD AND CULTIVATED RICE. A WEAK PS OF JAPONICA STRAIN WAS CONTROLLED BY A SET OF COMPLEMENTARY GENES. A STRONG PS OF STRAINS OF INDICA AND WILD RICE WAS CONTROLLED BY BOTH A SET OF COMPLEMENTARY GENES AND AN ADDITIONAL PS GENE.
3. AT LEAST FOUR LOCI CONTROLLING PS WERE SUPPOSED JUDGING FROM ASSOCIATION BETWEEN HEADING BEHAVIOR AND ISOZYME VARIATION BY LINKAGE OF GENES FOR PS AND ISOZYMES.

Report

(3 results)
  • 1988 Final Research Report Summary
  • 1987 Annual Research Report
  • 1986 Annual Research Report

Research Products

(5 results)

All Other

All Publications

  • [Publications] Sato,Y.I.: New Frontier in Breeding Research. ー. 185-191 (1986)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1988 Final Research Report Summary
  • [Publications] SATO, Y.I.; CHITRAKON, S.; MORISHIMA, H.: "THE INDICA-JAPONICA DIFFERNTIATION OF RICE CULTIVARS IN THAILAND ANDITS NEIGHBOURING COUNTRIES" NEW FRONTIER IN BREEDING RESEARCH. 185-191 (1986)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1988 Final Research Report Summary
  • [Publications] ISHIKAWA, R.; SATO, Y.I.: "SURVEY OF THE GENES FOR PHOTOPERIODIC SENSITIVITY BY USING LINDAGE WITH ISOZYME GENES IN RICE"

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1988 Final Research Report Summary
  • [Publications] SATO, Y.I.: "A COMPLEMENTARY GENE SYSTEM FOR PHOTOPERIODIC SENSITIVITY IN CULTIVATED AND WILD RICE."

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1988 Final Research Report Summary
  • [Publications] Ishikawa,R. Sato,Y.I.: Euphytica.

    • Related Report
      1987 Annual Research Report

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Published: 1987-03-30   Modified: 2017-04-05  

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