Posted on 04/04/2017 10:02:00 AM PDT by unlearner
The discovery of nitrogen fixing bacteria in the UK and Brazil that can be sprayed on seeds then planted with this natural fertilizer producing sybiotic bacteria is already under development after field trials.
more complex greenhouses and vertical farms grow fish and plants. the water from the fish tanks is filled with nutrients mentioned in the article and then recirculated to feed the plants.
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