Visas 1 - 2 av 2 resultat för sökning 'Conn, H.W', Sökningstid: 0,00s Förfina resultatet
  1. 1
    Agricultural bacteriology: a study to the relation of germ life to the farm with laboratory experiments for students, microorganisms of soil, fertilizers, sewage, water, dairy products, miscellaneous farm products and of diseases of animals and plants

    Agricultural bacteriology: a study to the relation of germ life to the farm with laboratory experiments for students, microorganisms of soil, fertilizers, sewage, water, dairy prod... av Conn, H.W

    Publicerad 1909
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  2. 2
    Bacteriology : a study of microorganisms and their relation to human welfare

    Bacteriology : a study of microorganisms and their relation to human welfare av Conn, H.W

    Publicerad 1924
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