Secrets of the Soil: New Solutions for Restoring Our Planet by Peter Tompkins, Christopher Bird

Secrets of the Soil: New Solutions for Restoring Our Planet

Peter Tompkins, Christopher Bird

422 pages first pub 1989 (editions)

nonfiction science informative medium-paced

Description

Explores scientific and mystical developments that renew and enhance the soil, among them rock dust fertilizer, biodynamic agriculture, and other highly unusual fertilizers.

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