Latent infection of Biscogniauxia nummularia in Fagus sylvatica: a possible bioindicator of beech health conditions

Biscogniauxia nummularia is a xylariaceous fungus known as a common endophyte of European beech, living in plant tissues without development of symptoms, or even inducing strip-cankers and wood decay on trees stressed by drought. We studied the presence of the fungus in apparently healthy beech tree...

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Main Authors: Luchi N, Capretti P, Feducci M, Vannini A, Ceccarelli B, Vettraino Anna M
Format: Article
Language:English
Published: Italian Society of Silviculture and Forest Ecology (SISEF) 2016-02-01
Series:iForest - Biogeosciences and Forestry
Subjects:
Online Access:https://iforest.sisef.org/contents/?id=ifor1436-008
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author Luchi N
Capretti P
Feducci M
Vannini A
Ceccarelli B
Vettraino Anna M
author_facet Luchi N
Capretti P
Feducci M
Vannini A
Ceccarelli B
Vettraino Anna M
author_sort Luchi N
collection DOAJ
description Biscogniauxia nummularia is a xylariaceous fungus known as a common endophyte of European beech, living in plant tissues without development of symptoms, or even inducing strip-cankers and wood decay on trees stressed by drought. We studied the presence of the fungus in apparently healthy beech trees, growing in two different bioclimatic zones characterized by Continental and Mediterranean climates. Asymptomatic twigs were collected in each zone over the season and evaluated for the presence of B. nummularia infections using both cultural and qPCR methods. Results from qPCR indicated differences in the detection of B. nummularia among the seasons and between the study sites. In both sites the highest frequency of detection was in summer. B. nummularia was more frequently detected in the Mediterranean bioclimatic area, where drought is more common. These results suggest that B. nummularia may be a possible bioindicator of beech health stands.
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spelling doaj.art-36c4c688eafe4ade87ac2b63dcd5bde82022-12-21T19:53:26ZengItalian Society of Silviculture and Forest Ecology (SISEF)iForest - Biogeosciences and Forestry1971-74581971-74582016-02-0191495410.3832/ifor1436-0081436Latent infection of Biscogniauxia nummularia in Fagus sylvatica: a possible bioindicator of beech health conditionsLuchi N0Capretti P1Feducci M2Vannini A3Ceccarelli B4Vettraino Anna M5National Research Council - Institute for Sustainable Plant Protection, (CNR-IPSP), Via Madonna del Piano 10, I- 50019 - Sesto Fiorentino, Firenze (Italy)Department of Agrifood Production and Environmental Sciences, University of Florence (DISPAA). Piazzale delle Cascine, 28, I-50144, Firenze (Italy)Department of Agrifood Production and Environmental Sciences, University of Florence (DISPAA). Piazzale delle Cascine, 28, I-50144, Firenze (Italy)Department for Innovation in Biological, Agro-food and Forest Systems, University of Tuscia (DIBAF), Via San Camillo De Lellis, I- 01100, Viterbo (Italy)Department for Innovation in Biological, Agro-food and Forest Systems, University of Tuscia (DIBAF), Via San Camillo De Lellis, I- 01100, Viterbo (Italy)Department for Innovation in Biological, Agro-food and Forest Systems, University of Tuscia (DIBAF), Via San Camillo De Lellis, I- 01100, Viterbo (Italy)Biscogniauxia nummularia is a xylariaceous fungus known as a common endophyte of European beech, living in plant tissues without development of symptoms, or even inducing strip-cankers and wood decay on trees stressed by drought. We studied the presence of the fungus in apparently healthy beech trees, growing in two different bioclimatic zones characterized by Continental and Mediterranean climates. Asymptomatic twigs were collected in each zone over the season and evaluated for the presence of B. nummularia infections using both cultural and qPCR methods. Results from qPCR indicated differences in the detection of B. nummularia among the seasons and between the study sites. In both sites the highest frequency of detection was in summer. B. nummularia was more frequently detected in the Mediterranean bioclimatic area, where drought is more common. These results suggest that B. nummularia may be a possible bioindicator of beech health stands.https://iforest.sisef.org/contents/?id=ifor1436-008Fagus sylvaticaLatent PathogenReal Time PCRXylariaceae
spellingShingle Luchi N
Capretti P
Feducci M
Vannini A
Ceccarelli B
Vettraino Anna M
Latent infection of Biscogniauxia nummularia in Fagus sylvatica: a possible bioindicator of beech health conditions
iForest - Biogeosciences and Forestry
Fagus sylvatica
Latent Pathogen
Real Time PCR
Xylariaceae
title Latent infection of Biscogniauxia nummularia in Fagus sylvatica: a possible bioindicator of beech health conditions
title_full Latent infection of Biscogniauxia nummularia in Fagus sylvatica: a possible bioindicator of beech health conditions
title_fullStr Latent infection of Biscogniauxia nummularia in Fagus sylvatica: a possible bioindicator of beech health conditions
title_full_unstemmed Latent infection of Biscogniauxia nummularia in Fagus sylvatica: a possible bioindicator of beech health conditions
title_short Latent infection of Biscogniauxia nummularia in Fagus sylvatica: a possible bioindicator of beech health conditions
title_sort latent infection of biscogniauxia nummularia in fagus sylvatica a possible bioindicator of beech health conditions
topic Fagus sylvatica
Latent Pathogen
Real Time PCR
Xylariaceae
url https://iforest.sisef.org/contents/?id=ifor1436-008
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