Brian Wilsey1, Andrew Kaul2, H Wayne Polley3

  • 1Department of Ecology, Evolution and Organismal Biology Iowa State University Ames Iowa USA.

概括

由于种子限制,外来物种比本地物种更容易建立. 保持高的本地植物多样性对于防止异国物种入侵和在草原占主导地位至关重要.