Sustainable fertilizer reclaimed from waste: The mighty P with the Lovely Struvite
PUYALLUP, Wash. – Phosphorus recycled from human and animal waste for plant fertilizer could ease demand for the dwindling, increasingly expensive rock-mined element.
Scientists at Washington State University have found plants flourish with struvite, a material in waste composed of magnesium, nitrogen and phosphorus. Teamed with Multiform Harvest, a Seattle phosphorus recovery company, the researchers are fine-tuning the application and amounts of fertilizer in hopes of marketing a product and benefiting the world’s food supply.
“You can’t continue mining a finite resource forever,” said Rita Hummel, a scientist at the WSU Puyallup Research and Extension Center. “But as long as we … can reclaim struvite…
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by Rachel Webber, College of Agricultural, Human and Natural Resource Sciences published Wednesday, Feb. 27, 2013
- The Future of Poop (motherboard.vice.com)
- Phosphorus demand triples as meat-eating and population rise – with VIDEO (environmentalresearchweb.org)