1 40 VARIATION 



SOME CAUSES OF SALTATORY VARIATION. By C. H. Eigenmann. Pro- 

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SPORTS. (Author concludes there are other laws than Mendel's and Galton's.) 

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SPORTS ON GRAPEVINES. By J. C. Talback. Experiment Station Record 

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SPORTS ; THE PEACH-NECTARINE. Journal of the Royal Horticultural So- 

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THE MUTATION OF LYCOPERSICUM. By C. A. White. Popular Science 

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THE MUTATION THEORY. (A defense.) By Thomas L. Casey. Science, 

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THE ORIGIN OF A WHITE BLACKBERRY. By Luther Burbank. Exper- 

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