Japanese Journal of Health and Human Ecology
Online ISSN : 1882-868X
Print ISSN : 0368-9395
ISSN-L : 0368-9395
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Volume 8, Issue 1
Displaying 1-3 of 3 articles from this issue
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  • [title in Japanese]
    [in Japanese], [in Japanese]
    1940Volume 8Issue 1 Pages 1-98
    Published: June 10, 1940
    Released on J-STAGE: November 19, 2010
    DOIhttps://doi.org/10.3861/jshhe.8.1
    JOURNAL FREE ACCESS
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  • Hereditary Influence on the Sex Ratio
    Sigeru Doi
    1940Volume 8Issue 1 Pages 99-105
    Published: June 10, 1940
    Released on J-STAGE: December 22, 2010
    DOIhttps://doi.org/10.3861/jshhe.8.99
    JOURNAL FREE ACCESS
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    In 1933, Koya studied frequency distrbiution of the families in the City of Tokyo according to the number of math and fethath children, Ile showed a remarkable difference between the statistic and expected number which are calculated on the assumption that the birth of male and female children occurs at random i, e, without association with peculiar families. The number of the familiesi n whichm ale clildren or femalec hildren only born was muchl arger than expected. The presenta uthor wantedt o study this Questionw ith Europeanm aterial.
    More than 800 pedigreesi n the “Treasuryo f HumanI nheritance” publishedb y Galton Laboratoryw erea nalyzed. The statistica greesw ellw ith the expectedn umber. He further studiedw, ith the samem ateriala nd confirmedth at there is no hereditaryd ispositionto bear male or female child,
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  • [title in Japanese]
    [in Japanese]
    1940Volume 8Issue 1 Pages 106-118
    Published: June 10, 1940
    Released on J-STAGE: November 19, 2010
    DOIhttps://doi.org/10.3861/jshhe.8.106
    JOURNAL FREE ACCESS
    Download PDF (3776K)
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