impact of climate change on leaf litter decomposition in french mediterranean region
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Impact of climate change on leaf litter decomposition in french Mediterranean Region Mathieu SANTONJA Institut Méditerranéen de Biodiversité et d’Ecologie Equipe 5.1 - Diversité et Fonctionnement : des Molécules aux Ecosystèmes PhD Supervisors : Virginie BALDY and Catherine FERNANDEZ - PowerPoint PPT PresentationTRANSCRIPT
Impact of climate change on leaf litter decomposition in french Mediterranean Region
Mathieu SANTONJA
Institut Méditerranéen de Biodiversité et d’EcologieEquipe 5.1 - Diversité et Fonctionnement : des Molécules aux Ecosystèmes
PhD Supervisors : Virginie BALDY and Catherine FERNANDEZ
First Gozo International BioDivMex Workshop – 8.14 September 2012, MaltaMediterranean Biodiversity: Conservation and Sustainable Development
Decomposition Process
Organic matter turnoverand nutrient release
(Lavelle and Spain 2001 ; Hattenschwiler et al. 2005 ; Berg and Laskowski 2006)
Plants (Litter) Soil biodiversity
Environmental factors
Scientist context
« Forest » Ecosystem « Shrubland » Ecosystem Saint Michel l’Observatoire – O3HP Marseille – CLIMED
Quercus pubescens Acer monspessulanum
Cotinus coggygria + Pinus halepensis
Quercus coccifera Cistus albidus
Rosmarinus officinalis Ulex parviflorus
Study sites
Impact of leaf litter mixtures and rainfall decrease on :
Taxonomic and functional diversities of soil organisms
Loss mass, chemical quality of leaves and nutrient release
« Forest » Ecosystem
« Shrubland » Ecosystem
2 experiments of leaf litter decomposition in situ