Darwin on humus and the earthworm : the formation of vegetable mould through the action of worms, with observations on their habits

Darwin on humus and the earthworm : the formation of vegetable mould through the action of worms, with observations on their habits

Darwin on humus and the earthworm : the formation of vegetable mould through the action of worms, with observations on their habits

Darwin, Charles, 1809-1882, 1945

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Main title:
Darwin on humus and the earthworm : the formation of vegetable mould through the action of worms, with observations on their habits
Author/s:
Darwin, Charles, 1809-1882
Publication year:
1945