Global study shows link between fertilizer and plant diversity

Building on research published by internationally renowned U of M ecologist David Tilman more than three decades ago, a new study led by Stan Harpole, a professor at the Helmholtz Centre for Environmental Research in Leipzig, Germany and a former student of Tilman, published today in the journal Nature, shows that adding multiple nutrients decreases plant diversity in complex ways that go beyond simply crowding out the competition’s sunshine.
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