Article Image
News Link • Archaeology

Manure Cycle is 6000 Years Old

• arclein
While scientists had long assumed manure wasn't used as a fertilizer until Iron Age and Roman times, new research found enriched levels of nitrogen-15, a stable isotope abundant in manure, in the charred cereal grains and seeds taken from 13 Neolithic sites across Europe, researchers at Britain's Oxford University reported Tuesday.

Join us on our Social Networks:


Share this page with your friends on your favorite social network: