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To J. D. Hooker 28 March [1878]
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 |
Author
Darwin, C. R. | (1) |
Addressee
Hooker, J. D. | (1) |