Christoph Hahn

ORCID: 0000-0003-1880-910X
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About
Contact & Profiles
Research Areas
  • Forest ecology and management
  • Wildlife Ecology and Conservation
  • Forest Management and Policy
  • Remote Sensing and LiDAR Applications
  • Fire effects on ecosystems
  • Forest Ecology and Biodiversity Studies

BOKU University
2022-2024

Abstract Key message Bark stripping wounds by red deer ( Cervus elavus L.) were assessed on 9026 Norway spruce trees. Wound variables (length, width, area, relative height above ground, and angle) analysed using generalized additive models with spatial soap film smoothers. Wounds located at the uphill side of trees larger in summer than winter, wound size depended diameter breast (DBH) was spatially clustered. Context In Austria, elaphus is main species causing bark wounds. they often gnaw...

10.1186/s13595-022-01134-y article EN cc-by Annals of Forest Science 2022-03-24

Abstract Precise assessment of bark stripping damage is high economic importance, since makes wood unusable for saw timber and it important compensation payments game damage. Bark clustered decreases with increasing tree diameter, so that common forest inventories, optimized assessing production variables such as standing volume, do not provide adequately precise estimates In this study we analysed different sampling designs (random sampling, systematic sampling), selection methods (fixed...

10.1007/s10342-024-01670-4 article EN cc-by European Journal of Forest Research 2024-03-25

Abstract Precise assessment of bark stripping damage is high economic importance, since makes wood unusable for saw timber and it the basis compensation payments game damage. Bark clustered more frequently observed on small trees, so that standard forest inventories optimized volume or increment are unlikely to be optimal. In this study we analysed different sampling designs (random sampling, systematic sampling), intensities, tree selection methods (fixed radius plot, angle count sampling)...

10.21203/rs.3.rs-3281405/v1 preprint EN cc-by Research Square (Research Square) 2023-08-25
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