Science, Volume 71, Issues 1827-18521930 |
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Page 44
... ment can be repeated , hatching the flies , exposing them for several weeks and breeding them for results at the mine . Or a second possibility seems equally promising , namely , from the electroscope readings in the carnotite mine ...
... ment can be repeated , hatching the flies , exposing them for several weeks and breeding them for results at the mine . Or a second possibility seems equally promising , namely , from the electroscope readings in the carnotite mine ...
Page 65
... ment on April 1 , 1904 , retired from this position on January 1 , 1930 , with the title of director emeritus . Provision is also made whereby if his health permit he may carry on studies during the coming year as a research associate ...
... ment on April 1 , 1904 , retired from this position on January 1 , 1930 , with the title of director emeritus . Provision is also made whereby if his health permit he may carry on studies during the coming year as a research associate ...
Page 137
... MENT OF SCIENCE REPORTS OF THE DES MOINES MEETING OF THE AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE AND ASSOCIATED SOCIETIES ts OC bt E Seh thes general information about current. VOL . LXXI No. 1832 Section G ( Botanical ...
... MENT OF SCIENCE REPORTS OF THE DES MOINES MEETING OF THE AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE AND ASSOCIATED SOCIETIES ts OC bt E Seh thes general information about current. VOL . LXXI No. 1832 Section G ( Botanical ...
Contents
VOL LXXI | 20 |
PROFESSOR JAMES G NEEDHAM | 26 |
DEATRICK E P Weed Eradication 487 | 28 |
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