Managing ‘Brown Gold:’ the Challenges—and Opportunities—of Spent Substrate
Civil Eats
MARCH 19, 2024
It’s also one with many potential uses ; it can be used as compost, as a means of decontaminating soil, as biofuel, and simply for growing more mushrooms. Stempel currently takes most of the material to a nearby compost facility, but local farms, gardeners, and florists also take a portion. It wasn’t a tough sell. In the U.S.,
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