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Managing ‘Brown Gold:’ the Challenges—and Opportunities—of Spent Substrate

Civil Eats

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 As the farm’s output quickly grew, from 20 pounds of mushrooms a week to around 300, the leftover material quickly became a logistical problem to be solved. “In

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