 |
 |
 |
 |
-
The formation of vegetable mould, through the action of worms : with observations on their habits / by Charles Darwin.
By: Darwin, Charles,
Publication info: London :John Murray, Albemarle Street,1897.
Contributed by: University of California Libraries (archive.org)
Subjects: Humus Oligochaeta Soil formation
View record View book
|
 |
 |
 |
 |