Hans Peter Ravn

The harlequin ladybird, Harmonia axyridis: global perspectives on invasion history and ecology

Helen E. Roy, Peter Brown, Tim Adriaens et al. · Biological Invasions · 2016 · 347 citations · Full text

Biology, Biodiversity, Invasive Specie +8

Climate drivers of bark beetle outbreak dynamics in Norway spruce forests

Lorenzo Marini, Bjørn Økland, Anna Maria Jönsson et al. · Ecography · 2016 · 328 citations · Full text

Invasive alien predator causes rapid declines of native European ladybirds

Helen E. Roy, Tim Adriaens, Nick J. B. Isaac et al. · Diversity and Distributions · 2012 · 275 citations · Full text

Biology, Spatial Ecology, Biodiversity +15

Sustainable utilisation of forest biomass for energy—Possibilities and problems: Policy, legislation, certification, and recommendations and guidelines in the Nordic, Baltic, and other European countries

Inge Stupak, Antti Asikainen, Mats Jonsell et al. · Biomass and Bioenergy · 2007 · 241 citations

Biomass Utilization, Other European Countries, Engineering +12

How Forest Management affects Ecosystem Services, including Timber Production and Economic Return: Synergies and Trade-Offs

Philipp Duncker, Karsten Raulund‐Rasmussen, Per Gundersen et al. · Ecology and Society · 2012 · 236 citations · Full text