Science, Том 18American Association for the Advancement of Science, 1891 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. 49
... acid . The work of Adametz ( Untersuchungen über die niederen Pilze der Ackerkrume . Inaug . Diss . , Leipzig , 1886 ) and Frank ( Forschungen auf dem Gebiete der Agriculturphysik . X , 56 ) , on the other hand , did much to offset this ...
... acid . The work of Adametz ( Untersuchungen über die niederen Pilze der Ackerkrume . Inaug . Diss . , Leipzig , 1886 ) and Frank ( Forschungen auf dem Gebiete der Agriculturphysik . X , 56 ) , on the other hand , did much to offset this ...
Стр. 60
... acids , because , at the moment of their introduction into the acid , they become surrounded by an atmosphere of condensed hydrogen , which under normal circum- stances effectually protects the metal from further attack on the part of the ...
... acids , because , at the moment of their introduction into the acid , they become surrounded by an atmosphere of condensed hydrogen , which under normal circum- stances effectually protects the metal from further attack on the part of the ...
Стр. 269
... acid in water , two parts of acid to 100 parts of water . The acid pene- trates the eyes to the depth of about one - fortieth of an inch , which serves to destroy their sprouting power ; it does not have any ap- preciable effect upon ...
... acid in water , two parts of acid to 100 parts of water . The acid pene- trates the eyes to the depth of about one - fortieth of an inch , which serves to destroy their sprouting power ; it does not have any ap- preciable effect upon ...
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