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Darwin Correspondence Project

DCP-LETT-8306

To Henry Johnson   2 May [1872]1

This letter is not yet available online.

Summary

Thanks for notes on worm-castings. Amount of ammonia surprises CD. David Forbes asserts that published analysis of carbon in vegetable matter valueless. Suspects that worms search for food and do not blindly swallow earth.

Summary

Thanks for notes on worm-castings. Amount of ammonia surprises CD. David Forbes asserts that published analysis of carbon in vegetable matter valueless. Suspects that worms search for food and do not blindly swallow earth.

Letter details

Letter no.
DCP-LETT-8306
From
Darwin, C. R.
To
Johnson, Henry (a)
Sent from
Down
Source of text
Torquay Museum Society (AR 470)
Physical description
4pp

Please cite as

Darwin Correspondence Project, “Letter no. 8306,” accessed on 1 October 2016, http://www.darwinproject.ac.uk/DCP-LETT-8306

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