http://www.cnr.it/ontology/cnr/individuo/prodotto/ID45098
Patterned vegetation and rainfall intermittency (Articolo in rivista)
- Type
- Label
- Patterned vegetation and rainfall intermittency (Articolo in rivista) (literal)
- Anno
- 2009-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/j.jtbi.2008.10.020 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Kletter A.Y.; J. von Hardenberg; E. Meron; A. Provenzale (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://www.sciencedirect.com/science/article/pii/S0022519308005614 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Kletter, Meron: Department of Physics, Ben Gurion University, Beer Sheva 84105, Israel
Provenzale, von Hardenberg: Istituto di Scienze dell'Atmosfera e del Clima, Consiglio Nazionale delle Ricerche, 10133 Torino, Italy (literal)
- Titolo
- Patterned vegetation and rainfall intermittency (literal)
- Abstract
- We study a mathematical model for the dynamics of patterned dryland vegetation in the presence of
rainfall intermittency, adopting a spatially explicit approach. We find that most results found for
constant precipitation carry over to the case of intermittent rainfall, with a few important novelties. For
intermittent precipitation, the functional forms of the water uptake and consequently of the vegetation
growth rate play an important role. Nonlinear, concave-up forms of water uptake as a function of soil
moisture lead to a beneficial effect of rainfall intermittency, with a stronger effect when vegetation
feedbacks are absent. The results obtained with the explicit-space model employed here are in keeping
with those provided by simpler, implicit-space approaches, and provide a more complete view of
vegetation dynamics in arid ecosystems. (literal)
- Prodotto di
- Autore CNR
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