27 Jun '16, 8am

Four plants grown in Mars-like soil are officially declared edible

Four plants grown in Mars-like soil are officially declared edible

The Wageningen team, led by ecologist Wieger Wamelink, tested radishes, tomatoes, rye, and peas. They tested the crops for cadmium, lead, aluminium, nickel, copper, chrome, iron, arsenic, manganese, and zinc. None of those compounds appeared in dangerous levels, and Wamelink said the results are “very promising.” Some of the heavy metal concentrations detected in the food were even less than those found in plants cultivated in regular potting soil . The plants were also tested for vitamins, alkaloids, and flavonoids.

Full article: http://inhabitat.com/four-plants-grown-in-mars-like-soil-...

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