ScienceJohn Michels (Journalist) 1936 |
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Page 191
... tube just above the surface of the liquid . It is obvious that greater precision will be obtained if uniform and accurately measured samples of culture are used and if organisms are not left on the sides of the tube where they might ...
... tube just above the surface of the liquid . It is obvious that greater precision will be obtained if uniform and accurately measured samples of culture are used and if organisms are not left on the sides of the tube where they might ...
Page 243
... tube of burette ; c - glass tubes of connection ; d - rubber tube ; e - two - hole rubber stopper ; f - glass tubes ; g - plugs ; h - metal clamp . 1 From the Bureau of Laboratories , New York City Department of Health ; Director ...
... tube of burette ; c - glass tubes of connection ; d - rubber tube ; e - two - hole rubber stopper ; f - glass tubes ; g - plugs ; h - metal clamp . 1 From the Bureau of Laboratories , New York City Department of Health ; Director ...
Page 244
... tube - 1- medium . vaccine suction empty -vaccine ; FIG . 2. Collective tube . ( 1 ) -glass tube ; ( 2 ) -outer glass tube ; ( 3 ) -solid rubber stopper ; ( 4 ) -perforated rubber cap ; ( 5 ) —rubber tube ; ( 6 ) —metal clamp ; ( 7 ) — ...
... tube - 1- medium . vaccine suction empty -vaccine ; FIG . 2. Collective tube . ( 1 ) -glass tube ; ( 2 ) -outer glass tube ; ( 3 ) -solid rubber stopper ; ( 4 ) -perforated rubber cap ; ( 5 ) —rubber tube ; ( 6 ) —metal clamp ; ( 7 ) — ...
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Academy of Sciences acid activity Advancement of Science Agriculture alkaloids American Association animals annual meeting anthropology apparatus appointed April areas asso awarded Berger rhythm biological Botanical Bureau cells cent chairman Chem chemical chemistry College Columbia University committee Cornell University Council culture director discussed effect elected engineering experiments fessor field forest Geological Grand Central Terminal growth Harvard Harvard University held human industry Institute interest investigation John Jour laboratory land lecture Louis material mathematics Medal Medicine ment method Museum National natural observed organization papers peneplain physical physiology plants present president problems Professor recent RECENT DEATHS records region reported SCIENCE FRIDAY scientific secretary Section selenium Service session Sigma Xi Smithsonian Institution Building Society soil species tion tube University versity vice-president virus vitamin Washington William xanthophyll York York City zoology