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Volume 11, Issue 5
20 May 1928
Journal of General Physiology Cover Image for Volume 11, Issue 5
Article| May 20 1928

PHOTIC ORIENTATION BY TWO POINT-SOURCES OF LIGHT

Wm. Hinckley Mitchell, Jr.,
Wm. Hinckley Mitchell, Jr.
From the Laboratory of General Physiology, Harvard University, Cambridge.
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W. J. Crozier
W. J. Crozier
From the Laboratory of General Physiology, Harvard University, Cambridge.
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Author and Article Information
Wm. Hinckley Mitchell, Jr.
From the Laboratory of General Physiology, Harvard University, Cambridge.
W. J. Crozier
From the Laboratory of General Physiology, Harvard University, Cambridge.
Accepted: January 27 1928
Online ISSN: 1540-7748
Print ISSN: 0022-1295
Copyright, 1928, by The Rockefeller Institute for Medical Research
1928
J Gen Physiol (1928) 11 (5): 563–583.
https://doi.org/10.1085/jgp.11.5.563
Article history
Accepted:
January 27 1928

General formulæ are derived for the orientation of phototropic organisms in a field illuminated by two point-sources of light in the same horizontal plane.

It is shown that formulæ previously found may all be derived as special cases of these general equations.

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Copyright, 1928, by The Rockefeller Institute for Medical Research
1928
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