Front Matter
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Recent Studies on the Biological Effects of Radioactivity
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Are Recessive Characters Due to Loss?
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Ernst Grimsehl
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Scientific Notes and News
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University and Educational News
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Another Reason for Saving the Genus
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The End of Cory's Shearwater
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Iron Bacteria
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A Typical Case
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Untitled
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Untitled
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A New Disease of Germinating Wheat
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Occurrence of Thielavia Basicola as a Root Parasite of Watermelons in the Salt Lake Valley, Utah
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Occurrence of the Bacterial Disease of Sudan Grass in the Salt Lake Valley, Utah
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The Pendulum Key and Its Use for Recording the Beats of a Metronome
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Society of American Bacteriologists
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