Paal Krokene

6.6k total citations · 2 hit papers
99 papers, 4.6k citations indexed

About

Paal Krokene is a scholar working on Ecology, Insect Science and Plant Science. According to data from OpenAlex, Paal Krokene has authored 99 papers receiving a total of 4.6k indexed citations (citations by other indexed papers that have themselves been cited), including 80 papers in Ecology, 70 papers in Insect Science and 34 papers in Plant Science. Recurrent topics in Paal Krokene's work include Forest Insect Ecology and Management (79 papers), Forest Ecology and Biodiversity Studies (37 papers) and Insect and Pesticide Research (26 papers). Paal Krokene is often cited by papers focused on Forest Insect Ecology and Management (79 papers), Forest Ecology and Biodiversity Studies (37 papers) and Insect and Pesticide Research (26 papers). Paal Krokene collaborates with scholars based in Norway, Sweden and United States. Paal Krokene's co-authors include Erik Christiansen, Halvor Solheim, Trygve Krekling, Vincent R. Franceschi, Jonathan Gershenzon, Nina Elisabeth Nagy, Tao Zhao, Nadir Erbilgin, Gazmend Zeneli and Bo Långström and has published in prestigious journals such as PLoS ONE, Trends in Ecology & Evolution and PLANT PHYSIOLOGY.

In The Last Decade

Paal Krokene

97 papers receiving 4.3k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

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

2005 838 citations Paal Krokene et al. profile →
Bark Beetle Outbreaks in Europe: State of Knowledge and Ways Forward for Management

2021 270 citations Tomáš Hlásny, Louis A. König et al. Current Forestry Reports profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Paal Krokene Norway	35	3.1k	2.5k	1.4k	790	701	99	4.6k
François Lieutier France	33	2.4k 0.8×	2.1k 0.8×	876 0.6×	839 1.1×	369 0.5×	105	3.3k
Nadir Erbilgin Canada	35	2.7k 0.9×	2.5k 1.0×	943 0.7×	788 1.0×	257 0.4×	150	3.7k
Ottmar Holdenrieder Switzerland	37	1.5k 0.5×	1.1k 0.4×	2.5k 1.7×	991 1.3×	1.8k 2.5×	81	4.0k
Katarina Ihrmark Sweden	21	1.2k 0.4×	1.3k 0.5×	2.5k 1.7×	812 1.0×	1.0k 1.5×	40	3.6k
Therese M. Poland United States	39	4.5k 1.4×	4.3k 1.7×	707 0.5×	829 1.0×	190 0.3×	171	5.3k
Marc Buée France	31	1.3k 0.4×	1.4k 0.5×	3.5k 2.4×	854 1.1×	1.0k 1.5×	73	4.8k
Rafael Zas Spain	33	1.3k 0.4×	926 0.4×	1.1k 0.8×	1.0k 1.3×	219 0.3×	126	3.1k
Benoît Marçais France	32	1.1k 0.3×	549 0.2×	2.2k 1.5×	453 0.6×	1.4k 2.0×	85	3.2k
Erik Dahl Kjær Denmark	30	1.0k 0.3×	496 0.2×	985 0.7×	707 0.9×	472 0.7×	109	2.7k
Janice E. K. Cooke Canada	38	916 0.3×	733 0.3×	2.1k 1.4×	386 0.5×	237 0.3×	79	3.7k

Countries citing papers authored by Paal Krokene

Since Specialization

Citations

This map shows the geographic impact of Paal Krokene's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Paal Krokene with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Paal Krokene more than expected).

Fields of papers citing papers by Paal Krokene

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Paal Krokene. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Paal Krokene. The network helps show where Paal Krokene may publish in the future.

Co-authorship network of co-authors of Paal Krokene

This figure shows the co-authorship network connecting the top 25 collaborators of Paal Krokene. A scholar is included among the top collaborators of Paal Krokene based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Paal Krokene. Paal Krokene is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Fossdal, Carl Gunnar, et al.. (2024). Epigenetic stress memory in gymnosperms. PLANT PHYSIOLOGY. 195(2). 1117–1133. 10 indexed citations

Krokene, Paal, et al.. (2024). β‐aminobutyric acid does not induce defenses or increase Norway spruce resistance to the bluestain fungus Grosmannia penicillata. Physiologia Plantarum. 176(6). e70009–e70009.

Gohli, Jostein, et al.. (2024). Climatic and management‐related drivers of endemic European spruce bark beetle populations in boreal forests. Journal of Applied Ecology. 61(4). 809–820. 7 indexed citations

Liebhold, Andrew M., Rebecca M. Turner, Andrea Battisti, et al.. (2024). Asymmetrical insect invasions between three world regions. NeoBiota. 90. 35–51. 4 indexed citations

Wilkinson, Samuel W., Helen Hipperson, Joost Stassen, et al.. (2023). Long-lasting memory of jasmonic acid-dependent immunity requires DNA demethylation and ARGONAUTE1. Nature Plants. 9(1). 81–95. 35 indexed citations

Toivainen, Tuomas, Torstein Tengs, Igor Yakovlev, et al.. (2023). Warmer temperature during asexual reproduction induce methylome, transcriptomic, and lasting phenotypic changes in Fragaria vesca ecotypes. Horticulture Research. 10(9). uhad156–uhad156. 3 indexed citations

Magerøy, Melissa H., Nina Elisabeth Nagy, Arne Steffenrem, Paal Krokene, & Ari M. Hietala. (2023). Conifer Defences against Pathogens and Pests — Mechanisms, Breeding, and Management. Current Forestry Reports. 9(6). 429–443. 14 indexed citations

Gohli, Jostein, et al.. (2023). Bark beetle damage in Norwegian forests: a study of model suitability and projected impact under climate change. Scandinavian Journal of Forest Research. 39(1). 30–43. 3 indexed citations

Toivainen, Tuomas, Katarzyna Kuligowska, Igor Yakovlev, et al.. (2023). Methylome, transcriptome, and phenotype changes induced by temperature conditions experienced during sexual reproduction in Fragaria vesca. Physiologia Plantarum. 175(4). e13963–e13963. 1 indexed citations

10.

Lange, Holger, et al.. (2021). Fra en til to generasjoner granbarkbille i Norge? Statusanalyse med data fra klekking og barkbilleovervåkingen.. Duo Research Archive (University of Oslo). 1 indexed citations

11.

Hlásny, Tomáš, Louis A. König, Paal Krokene, et al.. (2021). Bark Beetle Outbreaks in Europe: State of Knowledge and Ways Forward for Management. Current Forestry Reports. 7(3). 138–165. 270 indexed citations breakdown →

12.

Kandasamy, Dineshkumar, et al.. (2021). Fungal Interactions and Host Tree Preferences in the Spruce Bark Beetle Ips typographus. Frontiers in Microbiology. 12. 695167–695167. 17 indexed citations

13.

Biedermann, Peter H. W., Jörg Müller, Jean‐Claude Grégoire, et al.. (2019). Bark Beetle Population Dynamics in the Anthropocene: Challenges and Solutions. Trends in Ecology & Evolution. 34(10). 914–924. 185 indexed citations

14.

Gebauer, Roman, Daniel Volařík, Josef Urban, et al.. (2019). Effects of mild drought on the morphology of sun and shade needles in 20-year-old Norway spruce trees. iForest - Biogeosciences and Forestry. 12(1). 27–34. 6 indexed citations

15.

Lahr, Eleanor C. & Paal Krokene. (2013). Conifer Stored Resources and Resistance to a Fungus Associated with the Spruce Bark Beetle Ips typographus. PLoS ONE. 8(8). e72405–e72405. 31 indexed citations

16.

Krokene, Paal, Eleanor C. Lahr, Love Dalén, Tore Skrøppa, & Halvor Solheim. (2011). Effect of phenology on susceptibility of Norway spruce ( Picea abies ) to fungal pathogens. Plant Pathology. 61(1). 57–62. 13 indexed citations

17.

Krokene, Paal, Jolanda Roux, Halvor Solheim, & Michael J. Wingfield. (2009). Pathogenicity of Ceratocystis resinifera to Norway spruce. Forest Pathology. 40(5). 458–464. 3 indexed citations

18.

Hylén, Gro, Paal Krokene, John Larsson, Halvor Solheim, & Volkmar Timmermann. (2007). Forest damage. A guide to the identification of damage causes - Norwegian national list. Duo Research Archive (University of Oslo). 1 indexed citations

19.

Krokene, Paal, et al.. (2001). Phylogeny of asexual fungi associated with bark and ambrosia beetles. Mycologia. 93(5). 991–996. 30 indexed citations

20.

Krokene, Paal. (1993). The effect of an insect growth regulator on grasshoppers (Acrididae) and non‐target arthropods in Mali. Journal of Applied Entomology. 116(1-5). 248–266. 2 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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