The Complete Work of Charles Darwin Online

RECORD: Darwin, C. R. n.d. Every single organism may be said to try its utmost to increase. CUL-DAR47.86. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 7.2022. 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-DAR47 contains notes for Natural selection chap. 7 'Laws of Variation'.

[86]

Every single organism may be said to try its utmost to increase (geometrically), therefore ~~every site is assuredly~~ there is strongest possible power tending to make each site to support as much life as possible— How to measure life chemical action —

[insertion:] utilising different food — like division of colon in organs.

How can most life be supported?— By diversity — Explains theoretically facts — isld — coral islets — square yard of turf — Better still grasses — wheats — Heather — Clovers at Lands Ends

Results — habit ultimately structure.—

Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)