High plant diversity is needed to maintain ecosystem services.
Isbell, Forest 1; Calcagno, Vincent 1; Hector, Andy 2; Connolly, John 3; Harpole, Stanley W. 4; Reich, Peter B. 5,6; Scherer-Lorenzen, Michael 7; Schmid, Bernhard 2; Tilman, David 8; van Ruijven, Jasper 9; Weigelt, Alexandra 10; Wilsey, Brian J. 4; Zavaleta, Erika S. 11; Loreau, Michel 1
[Letter]
Nature.
477(7363):199-202, September 8, 2011.
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