Science, Том 119John Michels (Journalist) American Association for the Advancement of Science, 1883 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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Стр. 66
... Nitrogen in atmosphere 7.6 2.8 Though the terrestrial concentration of nitrogen is low compared to cosmic abundance of the element ( 4-6 ) it is quite plentiful compared to the inert gases . Urey ( 7-9 ) suggested that nitrogen could be ...
... Nitrogen in atmosphere 7.6 2.8 Though the terrestrial concentration of nitrogen is low compared to cosmic abundance of the element ( 4-6 ) it is quite plentiful compared to the inert gases . Urey ( 7-9 ) suggested that nitrogen could be ...
Стр. 67
... nitrogen reported by Andree ( 16 ) is 0.05 % nitrogen for a dried core . The Blue Muds contain a considerable amount of organic material ; however , no analyses for nitrogen seem to be available . If one uses the value of 0.06 % as the ...
... nitrogen reported by Andree ( 16 ) is 0.05 % nitrogen for a dried core . The Blue Muds contain a considerable amount of organic material ; however , no analyses for nitrogen seem to be available . If one uses the value of 0.06 % as the ...
Стр. 188
... nitrogen by a strain of Aspergillus flavus isolated from soil . Static 124.3 154.8 157.0 149.8 160.6 155.7 154.0 @ seconds D C 8 FIG . 1. Three segments. Days of incubation pH Dry wt of mycelium , mg NO2 - Ny / ml NO - Ny / ml Shaken ...
... nitrogen by a strain of Aspergillus flavus isolated from soil . Static 124.3 154.8 157.0 149.8 160.6 155.7 154.0 @ seconds D C 8 FIG . 1. Three segments. Days of incubation pH Dry wt of mycelium , mg NO2 - Ny / ml NO - Ny / ml Shaken ...
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