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by schiffern
3279 days ago
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>I wonder how difficult it will be to produce it artifically? It's easier to conserve the soil that's already there than to make new soil. That said, there are techniques to increase the production rate of soil. Sheet mulching can create 4 inches of topsoil out of waste organic matter in 2-5 years (compared to thousands of years for natural processes). Generally it's better to make soil "in place" because moving it breaks up important soil structures, leading to oxidization and nutrient loss. https://en.wikipedia.org/wiki/Sheet_mulching http://tobyhemenway.com/resources/how-to-the-ultimate-bomb-p... |
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