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RESEARCH PRODUCT

Effects of Arbuscular Mycorrhizal Fungi on the Vegetative Vigor of Ailanthus altissima (Mill.) Swingle Seedlings under Sustained Pot Limitation

Tommaso La MantiaEmilio BadalamentiMarco CiolfiPaola QuatriniMarco Lauteri

subject

0106 biological sciencesSettore AGR/05 - Assestamento Forestale E SelvicolturaPhotosynthesis010603 evolutionary biology01 natural sciencesInvasive speciesinvasive speciesMediterranean forestsSymbiosisinvasive specieAilanthusEcosystemMediterranean forestmycorrhizaeAilanthus altissimaMutualism (biology)biologyfungiForestrylcsh:QK900-989carbon and nitrogen stable isotope15. Life on landsoil microbiotabiology.organism_classificationPlant ecologyHorticulturelcsh:Plant ecologycarbon and nitrogen stable isotopesTree of Heaven010606 plant biology & botany

description

In order to invade new ecosystems, invasive alien plants need to cope with different microbial communities. Whilst the ability to avoid antagonists is well recognized, the opportunity to establish mutualistic associations is less known, even in widespread invasive species such as Ailanthus altissima (Mill.) Swingle. We sought to evaluate whether the beneficial effects of arbuscular mycorrhizal fungi (AMF) on Ailanthus seedlings are maintained over time, under prolonged pot limitation. We compared three-month-, three-year- and four-year-old mycorrhizal seedlings grown in natural forest soil (NT) with seedlings grown in sterilized (ST) and non-mycorrhizal (NM) soils, in pots of 3.4 L (22 &times

10.3390/f9070409http://dx.doi.org/10.3390/f9070409