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By João Carlos De Moraes Sá
What lessons have we learned from Mother Nature about soil?
Upon entering, walking through, and collecting a soil sample from any given geographical area under native vegetation, one will invariably encounter three basic scenarios: a) a soil surface permanently covered with organic material in the form of various residue types, b) a high diversity of plant and animal life, as well as microbial activity, meso and macrofauna, and c) a dark, soft, carbon-rich...
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