Halvor Solheim

Halvor Solheim publication distribution in Plant Science and Agronomy in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Plant Science and Agronomy in 2026. The highlighted bar marks where Halvor Solheim sits on this spectrum.

Halvor Solheim D-index placement in Plant Science and Agronomy in 2026

The chart shows the D-index (discipline H-index) distribution of Plant Science and Agronomy scientists ranked by Research.com in 2026. The highlighted bar marks where Halvor Solheim sits on this spectrum.

Best Publications

• Biogeographical patterns and determinants of invasion by forest pathogens in Europe

  A. Santini;L. Ghelardini;C. de Pace;M. L. Desprez-Loustau

  624
  Citations

• Wound-induced traumatic resin duct development in stems of Norway spruce (Pinaceae): anatomy and cytochemical traits.

  Nina E. Nagy;Vincent R. Franceschi;Halvor Solheim;Trygve Krekling

  321
  Citations

• Insight into trade‐off between wood decay and parasitism from the genome of a fungal forest pathogen

  Åke Olson;Andrea Aerts;Fred Asiegbu;Lassaad Belbahri

  282
  Citations

• Ash dieback: pathogen spread and diurnal patterns of ascospore dispersal, with special emphasis on Norway.

  V. Timmermann;I. Børja;A. M. Hietala;T. Kirisits

  250
  Citations

• Artificial inoculation with Ips typographus-associated blue stain fungi can kill healthy Norway spruce trees

  Richard Horntvedt;Erik Christiansen;Halvor Solheim;Shasheng Wang

  206
  Citations

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

  Paal Krokene;Halvor Solheim

  185
  Citations

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

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

  178
  Citations

• Species of Ophiostomataceae isolated from Picea abies infested by the bark beetle Ips typographic

  Halvor Solheim

  162
  Citations

• 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

  146
  Citations

• Fungal associates of five bark beetle species colonizing Norway spruce

  Paal Krokene;Halvor Solheim

  144
  Citations

• 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

  135
  Citations

• Induced resistance of Norway spruce, variation of phenolic compounds and their effects on fungal pathogens

  P. C. Evensen;H. Solheim;K. Høiland;J. Stenersen

  130
  Citations

• Global geographic distribution and host range of Dothistroma species: a comprehensive review

  R. Drenkhan;V. Tomešová-Haataja;S. Fraser;R. E. Bradshaw

  125
  Citations

• The ash dieback invasion of Europe was founded by two genetically divergent individuals

  Mark McMullan;Maryam Rafiqi;Gemy Kaithakottil;Bernardo J Clavijo

  122
  Citations

• Ophiostomatoid fungi associated with the spruce bark beetle Ips typographus f. aponicus in Japan

  Yuichi Yamaoka;Michael J. Wingfield;Ikuo Takahashi;Halvor Solheim

  121
  Citations

• Fungal succession in sapwood of Norway spruce infested by the bark beetle Ips typographus

  H. Solheim

  120
  Citations

• Temporal and spatial profiles of chitinase expression by Norway spruce in response to bark colonization by Heterobasidion annosum

  Ari M. Hietala;Harald Kvaalen;Axel Schmidt;Nina Jøhnk

  116
  Citations

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

  Paal Krokene;Halvor Solheim;Trygve Krekling;Erik Christiansen

  115
  Citations

• Pathogenicity of the blue-stain fungi Leptographium wingfieldii and Ophiostoma minus to Scots pine : effect of tree pruning and inoculum density

  Halvor Solheim;Bo Långström;Claes Hellqvist

  114
  Citations

• Pathogenicity of some Ips typographus-associated blue-stain fungi to Norway spruce

  Halvor Solheim

  114
  Citations

• The early stages of fungal invasion in Norway spruce infested by the bark beetle Ips typographus

  Halvor Solheim

  112
  Citations

• Multiplex real-time PCR for monitoring Heterobasidion annosum colonization in Norway spruce clones that differ in disease resistance.

  Ari M. Hietala;Morten Eikenes;Harald Kvaalen;Halvor Solheim

  111
  Citations

• Transmission of Blue-Stain Fungi by Ips typographus (Coleoptera: Scolytidae) in Norway Spruce

  Malcolm M. Furniss;Halvor Solheim;Erik Christiansen

  111
  Citations

• Blue-stain fungi associated with Tomicus piniperda in Sweden and preliminary observations on their pathogenicity

  H Solheim;B Långström

  111
  Citations