FALŤAN, Vladimír, Stanislav KATINA, Jozef MINÁR, Norbert POLČÁK, Martin BÁNOVSKÝ, Martin MARETTA, Stanislav ZÁMEČNÍK and František PETROVIČ. Evaluation of Abiotic Controls on Windthrow Disturbance Using a Generalized Additive Model: A Case Study of the Tatra National Park, Slovakia. Forests. Basel: MDPI, 2020, vol. 11, No 12, p. 1-18. ISSN 1999-4907. Available from: https://dx.doi.org/10.3390/f11121259.
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Basic information
Original name Evaluation of Abiotic Controls on Windthrow Disturbance Using a Generalized Additive Model: A Case Study of the Tatra National Park, Slovakia
Authors FALŤAN, Vladimír, Stanislav KATINA (703 Slovakia, belonging to the institution), Jozef MINÁR, Norbert POLČÁK, Martin BÁNOVSKÝ, Martin MARETTA, Stanislav ZÁMEČNÍK (703 Slovakia, belonging to the institution) and František PETROVIČ.
Edition Forests, Basel, MDPI, 2020, 1999-4907.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10103 Statistics and probability
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 2.633
RIV identification code RIV/00216224:14310/20:00117606
Organization unit Faculty of Science
Doi http://dx.doi.org/10.3390/f11121259
UT WoS 000602057500001
Keywords in English spruce forests; wind disturbances; climate change; abiotic factors; generalized additive model; biodiversity conservation; forest ecosystem management; Slovakia
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Marie Šípková, DiS., učo 437722. Changed: 14/1/2021 10:51.
Abstract
Windthrows are the most important type of disturbance occurring in the forests of Central Europe. On 19 November 2004, the strong northeastern katabatic winds caused significant damage and land cover change to more than 126 km2 of spruce forests in the Tatra National Park. The risk of subsequent soil erosion and accelerated runoff has increased in the affected habitats. Similar situations may reoccur this century as a consequence of climate change. A geographical approach and detailed research of the damaged area with more comprehensive statistical analyses of 47 independent variables will help us to obtain a deeper insight into the problem of windthrow disturbances. The results are based on a detailed investigation of the damaged stands, soil, and topography. A comprehensive input dataset enabled the evaluation of abiotic controls on windthrow disturbance through the use of a generalized additive model (GAM). The GAM revealed causal linear and nonlinear relationships between the local dependent quantitative variables (the damage index and the uprooting index) and independent variables (various soil and topography properties). Our model explains 69% of the deviance of the total damage. The distribution of the wind force depended upon the topographical position—mainly on the distance from the slope’s foot lines. The soil properties (mainly the soil skeleton, i.e., rock fragments in stony soils) affect the rate and manner of damage (uprooting), especially on sites with less wind force. Stem breakage with no relation to the soil prevailed in places with high force winds. The largest number of uprooted trees was recorded in localities without a soil skeleton. The spruce’s waterlogged shallow root system is significantly prone to uprooting. The comprehensive research found a significant relationship between the abiotic variables and two different measures of forest damage, and can expand the knowledge on wind impact in Central European forests.
Links
MUNI/A/1615/2020, interní kód MUName: Matematické a statistické modelování 5 (Acronym: MaStaMo5)
Investor: Masaryk University
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