RECORD: Darwin, C. R. 1880. [Earthworm research notes]. CUL-DAR64.1.81. 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-DAR64.1 contains material for Earthworms, experiments on worms; different locales & photographs and cuttings from journals. All of the textual items in these folders, including this one, have been transcribed in a single file: CUL-DAR63-65.
81
Jan 20 1881 Two cal concretions in castings from Beaulieu & some from those at Abinger & in castings in Pot — There is much lime in some leaves, so that these concretions may seem partly as excretion, & it may well be that with different kinds of food there may be requisite very different amounts of cc of line to neutralise to generate acids.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 22 July, 2025