Reports a competition between the air roots of two varieties of grapevines. The victor changed the flavour and shape of the loser’s fruit.
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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
Reports a competition between the air roots of two varieties of grapevines. The victor changed the flavour and shape of the loser’s fruit.
Tells CD of his many experiments on interarching vines, potato tubers, exudation of carbon dioxide from roots,
and the synchrony of the pulse and the step while walking.
Would like to meet CD.
Reports on various observations and experiments: a duck–fowl hybrid with queer habits,
three cases of man–dog hybrids,
his interarching vine experiments,
and orange scale.
He has proved that heat is generated by the exudation of oxygen from roots, and that there is continuous electrical action from leaves to roots.