The Bacterial Flora as a Factor in the Unproductiveness of Soils
Dachnowski, Alfred pp. 137-145
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The Film Test for Crude Rubber
Fox, Charles P. pp. 146-148
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A Comparative Study of Four Genera of Horseflies
Hine, James S. pp. 149-151
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Meetings of the Biological Club
Dickey, Malcolm G. p. 152
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