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. And while each of those uses could provide revenue potential for mushroom farms, the expanding piles of spent substrate also represent a mounting logistical challenge. “If
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