RECORD: Darwin, C. R. 1880.11.10. However this may be (after my theoretical explanation) [Earthworm research notes] CUL-DAR65.32. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Prepared and edited by John van Wyhe 7.2025. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR65 contains materials for Earthworms.
32
However this may be (after my theoretical explanation) unless cylindrical holes in soils of all kinds always tended to collapse, the soil wd be riddled not only by worm-burrows, but by hole left by the decay of the roots of the plants which have grown on the surface for time immemorial.—
Nov 10. 1880
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 28 July, 2025