Media type: E-Article Title: Is Facilitation in Arid Environments the Result of Direct or Complex Interactions? Contributor: Michalet, Richard Published: Blackwell Science, 2006 Published in: The New Phytologist, 169 (2006) 1, Seite 3-6 Language: English ISSN: 1469-8137; 0028-646X Keywords: Commentaries Origination: Footnote: Access State: Open Access