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Science, New Series, Vol. 42, No. 1079, Sep. 3, 1915


Previous Issue: New Series, Vol. 42, No. 1078, Aug. 27, 1915
Next Issue: New Series, Vol. 42, No. 1080, Sep. 10, 1915


Front Matter (1 p.)
Recent Studies on the Biological Effects of Radioactivity, pp. 287-300
A. Richards

Are Recessive Characters Due to Loss?, pp. 300-303
S. J. Holmes

Ernst Grimsehl, pp. 303-304
Scientific Notes and News, pp. 304-307
University and Educational News, p. 307


Discussion and Correspondence
Another Reason for Saving the Genus, pp. 307-308
Harold S. Colton
The End of Cory's Shearwater, pp. 308-310
Gerald H. Thayer
Iron Bacteria, pp. 310-311
E. C. Harder
A Typical Case, pp. 311-312
B. J. Spence


Scientific Books
----------------, pp. 312-313
The Determination of Sex
L. Doncaster
Review author[s]: T. H. Morgan
----------------, p. 313
The Butterfly Guide
W. J. Holland
Review author[s]: W. T. H.


Special Articles
A New Disease of Germinating Wheat, pp. 313-314
P. J. O'Gara
Occurrence of Thielavia Basicola as a Root Parasite of Watermelons in the Salt Lake Valley, Utah, p. 314
P. J. O'Gara
Occurrence of the Bacterial Disease of Sudan Grass in the Salt Lake Valley, Utah, pp. 314-315
P. J. O'Gara
The Pendulum Key and Its Use for Recording the Beats of a Metronome, pp. 315-316
Frederick W. Ellis


Society of American Bacteriologists, pp. 316-322
A. Parker Hitchens

Previous Issue: New Series, Vol. 42, No. 1078, Aug. 27, 1915
Next Issue: New Series, Vol. 42, No. 1080, Sep. 10, 1915



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