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A comment on An engineered barley plant that ‘orders’ soil bacteria to manufacture fertiliser. Parent comment

Re:An engineered barley plant that ‘orders’ soil bacteria to... by formerkrogemp on Tuesday May 03, 2022 @06:32AM (#31246684)
Potash or "pot ash" can be produced at home with firewood and, well, a pot. It doesn't scale well though. Not enough to meet demand.
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