نتایج جستجو برای: 1903

تعداد نتایج: 2953  

Journal: :Journal of bacteriology 1959
J M SIEBURTH

Most of the information on the gastrointestinal microflora of antarctic birds was obtained during the great decade of South-Polar exploration following the turn of the century. The report of Levin (1899) that bacteria could not be found in the intestines of arctic birds at Spitzbergen prompted similar studies by the naturalists and ship's physicians on the Antarctic expeditions. Ekel6f (1908) o...

Journal: :American Anthropologist 1976

Journal: :Journal of Glaciology 1969

Journal: :Berichte der deutschen chemischen Gesellschaft 1903

Journal: :Astronomische Nachrichten 1905

Journal: :Astronomische Nachrichten 1903

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