The formation of vegetable mould through the action of worms, with observations on their habits / by Charles Darwin ; with an introduction by sir Albert Howard.
Darwin, Charles, 1809-1882.
The formation of vegetable mould through the action of worms, with observations on their habits / by Charles Darwin ; with an introduction by sir Albert Howard. - London : Faber and Faber, pref. 1945. - 153 p. : ill. ; 23 cm.
The formation of vegetable mould through the action of worms, with observations on their habits / by Charles Darwin ; with an introduction by sir Albert Howard. - London : Faber and Faber, pref. 1945. - 153 p. : ill. ; 23 cm.