RECORD: Darwin, C. R. n.d. [Abstract of Hensen, Die Thätigkeit des Regenwurms]. CUL-DAR65.122. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 8.2021. 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, notes, observations, proofs etc. 1880-1881.
122
Hensen p. 364 doubt from chemical reasons about worms getting food out of Humus – minute egg & microscopical organism - Utricularia in earth
[Von Hensen in Kiel. 1877. Die Thätigkeit des Regenwurms (Lumbricus terrestris L.) für die Fruchtbarkeit des Erdbodens. Zeitschrift für wissenschaft. Zoologie. Bd. 28: 354-364]
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 18 June, 2025