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    Fabien Fohrer

    International audienc
    Research Interests:
    Préserver les collections Ce numéro thématique de la Lettre de l’OCIM – coordonné avec Ewa Maczek, responsable du secteur Formation de l’OCIM – rassemble les contributions d’une formation organisée en avril 2011 par l’OCIM et placée sous... more
    Préserver les collections Ce numéro thématique de la Lettre de l’OCIM – coordonné avec Ewa Maczek, responsable du secteur Formation de l’OCIM – rassemble les contributions d’une formation organisée en avril 2011 par l’OCIM et placée sous la responsabilité scientifique de Sandrine Beaujard-Vallet. S’appuyant sur les ressources du Centre interrégional de Conservation et de Restauration du Patrimoine de Marseille et du muséum d’Histoire naturelle de Marseille, cette formation avait pour objectif de dresser un bilan sur les recherches et les systèmes de prévention contre les biocontaminants dans les collections : quelles sont les méthodes d’identification des contaminations par les insectes et les micro-organismes dans les collections ? Quels sont les critères à prendre en compte dans le choix d’une méthode de désinsectisation ou d’un traitement curatif ? Aujourd’hui, on constate qu’il n’existe pas une seule méthode efficace et le choix d’un système approprié dépend de plusieurs paramèt...
    Conserver, valoriser et diffuser le patrimoine des musées Les contributions proposées dans ce nouveau numéro de La Lettre de l’Ocim mettent en avant les principales missions des institutions muséales, la conservation-restauration, la... more
    Conserver, valoriser et diffuser le patrimoine des musées Les contributions proposées dans ce nouveau numéro de La Lettre de l’Ocim mettent en avant les principales missions des institutions muséales, la conservation-restauration, la valorisation et la diffusion du patrimoine. Ainsi « Transmédia et valorisation du patrimoine : l’exemple de Montaigne Super Star » montre comment la narration transmédia, envisagée comme nouvelle méthode de valorisation et nouvelle pratique de communication, peut être utilisée comme moyen pour repenser la médiation pédagogique. « Boutiques d’établissements culturels : écueils et bonnes pratiques » analyse les différentes stratégies de vente mises en place dans les musées pour permettre au visiteur de prolonger sa visite et au musée de diffuser son image. « Une base de données dédiée aux insectes nuisibles rencontrés dans les collections patrimoniales » décrit Insectes du patrimoine culturel, un outil pour aider les institutions patrimoniales à mener des...
    International audienc
    International audienc
    Communication aux Journées du "CReAAH", Archéologie, Archéosciences, Histoire, Rennes, 12-13 mai 201
    National audienceThis database was created by the CICRP and the INRA. It gathers the most harmful pest insects that affect our cultural heritage. These insects represent a serious threat to the preservation of cultural assets such as... more
    National audienceThis database was created by the CICRP and the INRA. It gathers the most harmful pest insects that affect our cultural heritage. These insects represent a serious threat to the preservation of cultural assets such as museum collections, libraries and archives, transportable and non-transportable objects in historical buildings. It is an easy-to-handle tool for identifying species of interest. It also permits to rapidly undertake the required actions against infestations. This database is of interest to any professional in charge of the conservation of the cultural heritage along with any other professional or scientist interested in these subjects
    International audienc
    This part is entirely devoted to the identification key of insect traces based on the galleries and frass of woodworm larvae observed in the wood. The reader is guided step by step through the observation of his sample, using the key and... more
    This part is entirely devoted to the identification key of insect traces based on the galleries and frass of woodworm larvae observed in the wood. The reader is guided step by step through the observation of his sample, using the key and the associated drawings or photographs to best identify his traces. The key will eventually lead the user to a specific identification or, more likely, to a group of species or a family.
    This first chapter presents our approach and details the process on which the book is based. Then, its aims to give some basic knowledge to use the book in the best way and make it as understandable as possible: definition of various... more
    This first chapter presents our approach and details the process on which the book is based. Then, its aims to give some basic knowledge to use the book in the best way and make it as understandable as possible: definition of various pests, life cycle of xylophagous insect …
    This chapter is an atlas. Following the identification of insect tracks, the user will find information on the identified species as well as photographs and their descriptions. The atlas is presented by family in alphabetical order. The... more
    This chapter is an atlas. Following the identification of insect tracks, the user will find information on the identified species as well as photographs and their descriptions. The atlas is presented by family in alphabetical order. The bioecology of each family is described with a table of possible species. Then, an individual descriptive sheet of each species is illustrated by as a series of photographs of the galleries and frass and faecal pellets. These photographs are intended to be compared with the user’s samples so that he can confirm or not his identification.
    This atlas presents a concrete tool to identify xylophagous activity by the remains they left in wooded areas in Western Europe. Xylophagous insects are among the largest predators of woody tissues. They leave discriminating traces,... more
    This atlas presents a concrete tool to identify xylophagous activity by the remains they left in wooded areas in Western Europe. Xylophagous insects are among the largest predators of woody tissues. They leave discriminating traces, different for each species according to their bioecology, and so it is necessary to know how to recognize and characterize them. The book is a practical tool to help identify and interpret them through a standardized presentation of the most ubiquitous families and a key to their determination. It presents descriptions of the galleries and of morphometry of the faecal pellets based on macroscopic features for xylophagous identification, and includes information about the origin and distribution of the xylophagous biological cycles, bioclimatic conditions and bioecology, and the type of woods that are attacked. The book will be a useful guide for forest managers, heritage conservationists, environmental engineers, bioarchaeologists, entomologists, loggers...
    L’entomologie appliquee a l’etude xylologique est une approche recente en archeologie. D’usage de plus en plus courant dans le domaine de la conservation patrimoniale, cette discipline, adaptee aux pieux et piquets gorges d’eau des... more
    L’entomologie appliquee a l’etude xylologique est une approche recente en archeologie. D’usage de plus en plus courant dans le domaine de la conservation patrimoniale, cette discipline, adaptee aux pieux et piquets gorges d’eau des premiers amenagements de berge de Saint-Lupien a Reze/Ratiatum (Loire-Atlantique), a permis de caracteriser des insectes qui ont laisse des traces dans le bois, sous la forme notamment de galeries et d’excrements des larves xylophages. Leur identification, parfois a l’espece, offre des indices sur la nature du bois, aide a apprecier son etat sanitaire et le moment ou il a ete infeste. L’interpretation des donnees archeologiques, enrichie par cette forme novatrice d’analyse, beneficie ainsi d’indications precieuses sur les choix et l’utilisation des bois de construction par les populations riveraines a l’epoque romaine.
    Preventive excavation in the ancient Forum Iulii city (Frejus, southern France) in 2013 revealed a housing block where a very well preserved charred wooden floor was discovered. It was laid in a house dating back to the first half of the... more
    Preventive excavation in the ancient Forum Iulii city (Frejus, southern France) in 2013 revealed a housing block where a very well preserved charred wooden floor was discovered. It was laid in a house dating back to the first half of the 1st century AD and used as the floor of a room decorated with painted plaster. It was destroyed by fire around 70 AD. The ligneous species used for its construction (Aleppo pine, Scots pine, beech and fir) were characterized by anthracological analysis. Numerous traces of xylophagous insects and lignivorous fungi were observed. Their identification, their number and their distribution in the floor open on to very interesting new interpretations for both anthracologists and archaeologists as regards the condition of timber, the original source of the infestation, and the historical record of the building. This study is a direct and unprecedented application of a key for identifying traces of wood-boring insects in charred remains from the Roman perio...
    This database, implemented by both the CICRP and the INRA, gathers the most important pests affecting the cultural heritage. These insects represent a serious threat to the preservation of cultural properties such as museum collections,... more
    This database, implemented by both the CICRP and the INRA, gathers the most important pests affecting the cultural heritage. These insects represent a serious threat to the preservation of cultural properties such as museum collections, libraries and archives, movable objects and immovable objects in historical buildings. It is an easy tool for identifying the species of interest. It also permits very prompt undertaking of the required actions against the infestations. This database is of interest to any professional in charge of the conservation of the cultural heritage along with any other professional or scientist interested in these subjects.