Shrub encroachment can reverse desertification in semi-arid Mediterranean grasslands
Version of Record online: 23 JUL 2009
© 2009 Blackwell Publishing Ltd/CNRS
Volume 12, Issue 9, pages 930–941, September 2009
How to Cite
Maestre, F. T., Bowker, M. A., Puche, M. D., Belén Hinojosa, M., Martínez, I., García-Palacios, P., Castillo, A. P., Soliveres, S., Luzuriaga, A. L., Sánchez, A. M., Carreira, J. A., Gallardo, A. and Escudero, A. (2009), Shrub encroachment can reverse desertification in semi-arid Mediterranean grasslands. Ecology Letters, 12: 930–941. doi: 10.1111/j.1461-0248.2009.01352.x
- Issue online: 13 AUG 2009
- Version of Record online: 23 JUL 2009
- Editor, Richard Bardgett Manuscript received 15 May 2009 First decision made 15 June 2009 Manuscript accepted 19 June 2009
Figure S1 Examples of Stipa tenacissima grasslands without and with shrubs.
Figure S2 Photographs of some of the study sites in 1946, 1975 and 2006.
Figure S3 Richness and evenness of fatty acids measured in plots with and without shrubs.
Figure S4 Values of the surrogates of soil fertility and ecosystem functioning measured in plots with and without shrubs.
Table S1 Main characteristics of the study sites.
Table S2 Nested permanova for main treatment effects and interactions on the surrogates of soil fertility and ecosystem functioning measured from the tussock and open microsites across all sites.
Table S3 Correlation matrix between shrub effect size and both the proportion of total cover accounted by sprouting shrubs and the main abiotic features of the study sites.
Table S4 Summary of nested permanova for main treatment effects and interactions on the composition of vascular plants, biological soil crusts and microbial communities.
Table S5 Summary of nested permanova for main treatment effects and interactions on the relative abundance of particular biological soil crust and fatty acid groups.
Table S6 Likely effects of plant traits on the functional outcome of shrub encroachment.
Appendix S1 Detailed materials and methods.
Appendix S2 Discussion on the importance of the traits of the encroaching woody vegetation relative to those of the grasses as a desertification driver.
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