Mediterranean Green Roof Simulation in Caldes de Montbui (Barcelona): Thermal and Hydrological Performance Test of Frankenia laevis L., Dymondia margaretae Compton and Iris lutescens Lam
Fecha de publicación
2018-12-05ISSN
2076-3417
Resumen
Green roofs provide a number of environmental advantages like increasing urban
biodiversity, reducing pollution, easing burdens on drainage systems, and lowering energy costs
thanks to thermal insulation. Frankenia laevis, Dymondia margaretae and Iris lutescens were tested
in a green roof installation. For all three species, we assessed two minimal irrigation treatments
and one rain-fed treatment to resemble Mediterranean climate conditions analyzing the thermal
and hydrological performance of all three species and their substrates through an evaluation of
green cover, mortality, and biomass. The most influential factors registered for all three species are
the relationship between air and water in the substrate and the interaction between green cover
and substrate, respectively, for summer and winter seasons. In particular, D. margaretae preserved
more water in its substrate than the other species both in summer and winter and after each rainfall
event. F. laevis registered the highest level of variation in terms of substrate water content and of
rainwater retention. I. lutescens achieved low hydrological performance, a limited amount of green
cover, and slow growth. Our results suggest the absolute need of additional irrigation, managed in
accordance with specific functional objectives, for all three species analyzed under Mediterranean
conditions and different water regime
Tipo de documento
Artículo
Versión del documento
Versión publicada
Lengua
English
Materias (CDU)
635 - Plantas de jardín. Jardinería
Páginas
14
Publicado por
MDPI
Publicado en
Applied Sciences
Citación
Vestrella, Antonio, Carmen Biel, Robert Savè, and Flavia Bartoli. 2018. "Mediterranean Green Roof Simulation In Caldes De Montbui (Barcelona): Thermal And Hydrological Performance Test Of Frankenia Laevis L., Dymondia Margaretae Compton And Iris Lutescens Lam". Applied Sciences 8 (12): 2497. MDPI AG. doi:10.3390/app8122497.
Número del acuerdo de la subvención
MINECO/Programa Nacional de Cooperación Público-Privada/IPT-2011-1017-310000/ES/Análisis de Implantación de Innovadoras Cubiertas Ecológicas en Tejados y Paredes de grandes urbes de clima mediterráneo/CUMED
Program
Fructicultura
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