Posted Mar 9, 2017, 7:27 PM
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Registered User
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Join Date: Apr 2003
Location: the Mid-Atlantic
Posts: 12,703
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Ideally it would be transported to an off-site facility, as is generally the case with similar rooftop gardens (at least from my experience). I have no idea whether Nanjing has such facilities, but I'm sure there would be demand for fresh, uncontaminated compost in such a large city.
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