DVOŘÁK, Miloň, Gabriela ROTKOVÁ and Leticia BOTELLA. Detection of Airborne Inoculum of Hymenoscyphus fraxineus and H. albidus during Seasonal Fluctuations Associated with Absence of Apothecia. Online. Forests. 2016, vol. 7, No 1, p. nestránkováno, 13 pp. ISSN 1999-4907. Available from: https://dx.doi.org/10.3390/f7010001. [citováno 2024-04-24]
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Basic information
Original name Detection of Airborne Inoculum of Hymenoscyphus fraxineus and H. albidus during Seasonal Fluctuations Associated with Absence of Apothecia
Authors DVOŘÁK, Miloň (203 Czech Republic), Gabriela ROTKOVÁ (203 Czech Republic, belonging to the institution) and Leticia BOTELLA (724 Spain)
Edition Forests, 2016, 1999-4907.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 40102 Forestry
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 1.951
RIV identification code RIV/00216224:14310/16:00094194
Organization unit Faculty of Science
Doi http://dx.doi.org/10.3390/f7010001
UT WoS 000369493400004
Keywords in English Chalara fraxinea; ash dieback; qPCR detection; spore trap; Fraxinus; leaf wetness
Tags AKR, rivok
Changed by Changed by: Ing. Andrea Mikešková, učo 137293. Changed: 11/5/2017 18:26.
Abstract
Hymenoscyphus fraxineus is an invasive fungal species causing the most serious disease of ashes (Fraxinus spp.) in Europe—ash dieback. The biology of this fungus is not totally elucidated, neither its relation to the saprophytic species Hymenoscyphus albidus, native in Europe. Our study is focused on the description of seasonal spore dispersal of both fungi and its relation to meteorological conditions, which is needed for more precise and effective control of the disease. For this experiment one long time infected mixed forest in the SE Czech Republic was chosen. A seven-day automatic volumetric spore trap and a weather station were installed to continuously sample the aerospora from April to October 2014. In seven periods a rotating arm spore trap was also used to obtain 48-h air samples to compare the efficiency of these two types of air samplers. Air samples were evaluated solely by qPCR with a very low detection limit. Results show co-occurrence of inoculum of both fungi throughout the entire sampling period with peak levels in August. The origin of the inoculum sampled in the periods without apothecia is discussed. Air-inoculum occurrence of both fungi is significantly correlated with each other, suggesting their coexistence in this forest.
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