نتایج جستجو برای: biodeterioration

تعداد نتایج: 318  

Journal: :Natural and engineering sciences 2022

The aim of our study was to reveal the fungal degradation in historical monuments ancient city Teos. In antique Teos, which is estimated exist since protogeometric period, field studies have been carried out on exposed deterioration. As a result it observed that especially cauliflower-like black microcolonial fungi, caused alteration artifacts. These fungi found cause brown coloration, crater-s...

2013
J. J. Ortega-Calvo

A Jlud:v oJ the presence Qf cyanohacten'a and algae in dlfferent building maten'als Jrom Spain (Salamanca. Seville and Toledo Calhedrals) and Sweden (Lund Calhedral) and their possib/e re/ation ro rhe Slone deca.v was accomp/ished Colonizarion o/stone wich lhe cyanobacten'um Microcoleus vaginatus and the chtoroph:vte Klebsormidium flaccidum \vas a/so induced in lhe lahoratory. In hoth fie/d and...

2011
G.P. Choudhary

In the present investigation, Emblica officinalis Gaerth. Syn Phyllanthus emblica linn. has been selected on account of its large scale use in manufacture of indigenous drugs. Among the various fungal, species, Aspergillus flavus was the most dominant and frequent species in most of food stuffs studied. The total population of Aspergillus. flavus was recorded in range of 20.30 × 10(3) - 89.50 ×...

2002
Clara Urzì Filomena De Leo

The problem of deterioration of works of art is particularly relevant in Countries like Italy that are rich in Cultural Heritage. In fact, following UNESCO data, in Italy are located 2/3 of the Cultural Heritage known in the World. Archeological areas, statues, buildings, museums, churches and items there located, hypogean environments, are subjected to different stresses due the geographical p...

2017
Zijun Liu Yu Wang Xiaoxuan Pan Qinya Ge Qinglin Ma Qiang Li Tongtong Fu Cuiting Hu Xudong Zhu Jiao Pan

The Mausoleum of the Dingtao King (termed 'M2') is a large-scale huangchang ticou tomb that dates to the Western Han Dynasty (206 B.C.-25 A.D.). It is the highest-ranking Han Dynasty tomb discovered to date. However, biodeterioration on the surface of the tomb M2 is causing severe damage to its wooden materials. The aim of the present study was to give insight into the fungal communities coloni...

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