World's Best Scientists 2026 revealed!

D-Index & Metrics

Plant Science and Agronomy

D-Index
42
Citations
7164
World Ranking
3446
National Ranking
4

Best Publications

  • Anatomical and chemical defenses of conifer bark against bark beetles and other pests.

    Vincent R. Franceschi;Paal Krokene;Erik Christiansen;Trygve Krekling

  • Bark Beetle Outbreaks in Europe : State of Knowledge and Ways Forward for Management

    Tomáš Hlásny;Louis König;Paal Krokene;Marcus Lindner

  • Bark Beetle Population Dynamics in the Anthropocene: Challenges and Solutions

    Peter H W Biedermann;Peter H W Biedermann;Jörg Müller;Jörg Müller;Jean-Claude Grégoire;Axel Gruppe

  • Methyl jasmonate treatment of mature Norway spruce (Picea abies) trees increases the accumulation of terpenoid resin components and protects against infection by Ceratocystis polonica, a bark beetle-associated fungus

    Gazmend Zeneli;Paal Krokene;Erik Christiansen;Trygve Krekling

  • Phloem parenchyma cells are involved in local and distant defense responses to fungal inoculation or bark-beetle attack in Norway spruce (Pinaceae).

    Vincent R. Franceschi;Paal Krokene;Trygve Krekling;Erik Christiansen

  • Exogenous application of methyl jasmonate elicits defenses in Norway spruce (Picea abies) and reduces host colonization by the bark beetle Ips typographus.

    Nadir Erbilgin;Paal Krokene;Erik Christiansen;Gazmend Zeneli

  • Living with bark beetles: impacts, outlook and management options

    Tomáš Hlásny;Paal Krokene;Andrew Liebhold;Claire Montagné-Huck

  • Pathogenicity of Four Blue-Stain Fungi Associated with Aggressive and Nonaggressive Bark Beetles

    Paal Krokene;Halvor Solheim

  • Inducibility of chemical defenses in Norway spruce bark is correlated with unsuccessful mass attacks by the spruce bark beetle

    Christian Schiebe;Almuth Hammerbacher;Göran Birgersson;Johanna Witzell

  • Conifer Defense and Resistance to Bark Beetles

    Paal Krokene

  • Mechanical injury and fungal infection induce acquired resistance in Norway spruce

    E. Christiansen;P. Krokene;A. A. Berryman;V. R. Franceschi

  • Surviving in a Hostile World: Plant Strategies to Resist Pests and Diseases

    Samuel W Wilkinson;Melissa H Magerøy;Ana López Sánchez;Ana López Sánchez;Lisa M Smith

  • Modelling the potential impact of global warming on Ips typographus voltinism and reproductive diapause

    Anna Maria Jönsson;Susanne Harding;Paal Krokene;Holger Lange

  • Methyl jasmonate and oxalic acid treatment of Norway spruce: anatomically based defense responses and increased resistance against fungal infection.

    Paal Krokene;Nina Elisabeth Nagy;Halvor Solheim

  • Fungal associates of five bark beetle species colonizing Norway spruce

    Paal Krokene;Halvor Solheim

  • Induced responses to pathogen infection in Norway spruce phloem: changes in polyphenolic parenchyma cells, chalcone synthase transcript levels and peroxidase activity.

    Nina Elisabeth Nagy;Carl Gunnar Fossdal;Paal Krokene;Trygve Krekling

  • Inducible anatomical defense responses in Norway spruce stems and their possible role in induced resistance.

    Paal Krokene;Halvor Solheim;Trygve Krekling;Erik Christiansen

  • Induced Terpene Accumulation in Norway Spruce Inhibits Bark Beetle Colonization in a Dose-Dependent Manner

    Tao Zhao;Paal Krokene;Jiang Hu;Erik Christiansen

  • Induced Resistance to Pathogenic Fungi in Norway Spruce

    Paal Krokene;Erik Christiansen;Halvor Solheim;Vincent Ray Franceschi

  • Growth and virulence of mountain pine beetle associated blue-stain fungi, Ophiostoma clavigerum and Ophiostoma montium

    Halvor Solheim;Paal Krokene

  • Fungal associates of the tree-killing bark beetle, Ips typographus, vary in virulence, ability to degrade conifer phenolics and influence bark beetle tunneling behavior

    Tao Zhao;Dineshkumar Kandasamy;Paal Krokene;Jingyuan Chen

  • Differential anatomical response of Norway spruce stem tissues to sterile and fungus infected inoculations

    Trygve Krekling;Vincent R. Franceschi;Paal Krokene;Halvor Solheim

Frequent Co-Authors

Halvor Solheim
Halvor Solheim Forest Research Institute
Bo Långström
Bo Långström Swedish University of Agricultural Sciences
Anna-Karin Borg-Karlson
Anna-Karin Borg-Karlson Royal Institute of Technology
Jonathan Gershenzon
Jonathan Gershenzon Max Planck Institute for Chemical Ecology
Vincent R. Franceschi
Vincent R. Franceschi Washington State University
Michael J. Wingfield
Michael J. Wingfield University of Pretoria
Fredrik Schlyter
Fredrik Schlyter Czech University of Life Sciences Prague
Jörg Müller
Jörg Müller Heinz Sielmann Foundation
Alan A. Berryman
Alan A. Berryman Washington State University
Andrew M. Liebhold
Andrew M. Liebhold Czech University of Life Sciences Prague

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