File:PSM V84 D139 Study of natural selection diag2.jpg

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Description

Diagram 2. Difference in mean weight of general population of seeds and those which produce plants. All differences are reduced to a percentage basis.

Date

1914

Source

J. Arthur Harris: Current progress in the study of natural selection. The Popular science monthly, Volume 84, p135. New York, Popular Science Pub. Co., February 1914. Online: archive.org.

Author

J. Arthur Harris

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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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	Date/Time	Dimensions	User	Comment
current	21:21, 14 March 2018	1,631 × 1,013 (121 KB)	Ineuw (talk \| contribs)	minor correction
	00:58, 13 March 2018	1,631 × 1,013 (125 KB)	Ineuw (talk \| contribs)	Trimmed oversize canvas
	00:55, 13 March 2018	1,720 × 1,036 (118 KB)	Ineuw (talk \| contribs)	Cleaned image
	15:42, 14 March 2011	1,720 × 1,036 (134 KB)	Martin H. (talk \| contribs)