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To J. D. Hooker   28 March [1878]

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Summary

Studying geotropism.

Experiments using exposure to frost to study nyctitropism are difficult to perform because species vary in frost tolerance.

Author:  Charles Robert Darwin
Addressee:  Joseph Dalton Hooker
Date:  28 Mar [1878]
Classmark:  DAR 95: 471–2
Letter no:  DCP-LETT-11452
Document type
letterdisabled_by_default
Author
Darwin, C. R. (1)
Addressee
Hooker, J. D. (1)
Correspondent
Darwin, C. R.disabled_by_default
Hooker, J. D.disabled_by_default
Date
1878disabled_by_default
03disabled_by_default
28disabled_by_default

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