Harnessing the Earthworm
Description:
A practical inquiry into soil-building, soil conditioning and plant nutrition through the action of earthworms, with instructions for intensive propagation and use of domesticated earthworms in biological soil building.
We're an Amazon Associate. We earn from qualifying purchases at Amazon and all stores listed here.
Want a Better Price Offer?
Set a price alert and get notified when the book starts selling at your price.
Want to Report a Pricing Issue?
Let us know about the pricing issue you've noticed so that we can fix it.