Blar i HVL Open på forfatter "Hegland, Stein Joar"
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Eaten but not always beaten: Winners and losers along a red deer herbivory gradient in boreal forest
Hegland, Stein Joar; Rydgren, Knut (Journal article; Peer reviewed, 2016)Questions How does the understorey plant community in a boreal forest respond to variations in red deer herbivory intensity? Do the conclusions depend on the organizational level (taxon, growth form or functional trait) ... -
Evaluering av forsøk med dynamiske hjorteskilt i Vestland fylke 2017-2021
Hegland, Stein Joar; Frøyen, Magnus (HVL-Rapport;22/2021, Report, 2021) -
FAO-IPCC Expert Meeting on Climate Change, Land Use and Food Security: Final Meeting Report
Hegland, Stein Joar (Research report, 2017) -
Forslag til utvikling av masterprogram i Environmental management (anvendt miljøvitenskap) ved Høgskulen på Vestlandet
Hegland, Stein Joar; Vik, Marte Lange; Scheiber, Thomas; Gillespie, Mette Kusk; Rydgren, Knut; Paetzel, Matthias; Rygg, Bente Johnsen; Wierling, August; Nilsen, Marianne (HVL-rapport;2022/5, Report, 2022) -
How to induce defence responses in wild plant populations? Using bilberry (Vaccinium myrtillus) as example
Seldal, Tarald; Hegland, Stein Joar; Rydgren, Knut; Rodriguez-Saona, Cesar; Töpper, Joachim Paul (Journal article; Peer reviewed, 2017)Inducible plant defense is a beneficial strategy for plants, which imply that plants should allocate resources from growth and reproduction to defense when herbivores attack. Plant ecologist has often studied defense ... -
Junipers enable heavily browsed rowan saplings to escape ungulates in boreal forest
Hegland, Stein Joar; Rydgren, Knut; Lilleeng, Marte Synnøve; Moe, Stein Ragnar; Gillespie, Mark Andrew Kusk (Peer reviewed; Journal article, 2021)Recent increases in ungulate herbivore populations have intensified browsing pressure in northern forest ecosystems. High browsing pressure affects recruitment into tree populations and saplings are among the most impacted ... -
MetaComNet: A random forest-based framework for making spatial predictions of plant-pollinator interactions
Sydenham, Markus A. K.; Venter, Zander; Reitan, Trond; Rasmussen, Claus; Skrindo, Astrid Brekke; Skoog, Daniel Ingvar Jeuderan; Hanevik, Kaj-Andreas; Hegland, Stein Joar; Dupont, Yoko L.; Nielsen, Anders; Chipperfield, Joseph; Rusch, Graciela (Peer reviewed; Journal article, 2021)Predicting plant–pollinator interaction networks over space and time will improve our understanding of how environmental change is likely to impact the functioning of ecosystems. Here we propose a framework for producing ... -
Molecular and ecological plant defense responses along an elevational gradient in a boreal ecosystem
Benevenuto, Rafael Fonseca; Seldal, Tarald; Polashock, James; Moe, Stein Ragnar; Rodriguez-Saona, Cesar; Gillespie, Mark Andrew Kusk; Hegland, Stein Joar (Peer reviewed; Journal article, 2020)Plants have the capacity to alter their phenotype in response to environmental factors, such as herbivory, a phenomenon called phenotypic plasticity. However, little is known on how plant responses to herbivory are modulated ... -
Multiannual effects of induced plant defenses: Are defended plants good or bad neighbors?
Benevenuto, Rafael Fonseca; Hegland, Stein Joar; Töpper, Joachim Paul; Rydgren, Knut; Moe, Stein Ragnar; Rodriguez-Saona, Cesar; Seldal, Tarald (Journal article; Peer reviewed, 2018)Defenses induced by herbivore feeding or phytohormones such as methyl jasmonate (MeJA) can affect growth, reproduction, and herbivory, not only on the affected individual but also in its neighboring plants. Here, we report ... -
Neighborhood effects of herbivore-induced plant resistance vary along an elevational gradient
Fonseca Benevenuto, Rafael; Seldal, Tarald; Moe, Stein Ragnar; Rodriguez-Saona, Cesar; Hegland, Stein Joar (Peer reviewed; Journal article, 2020)The activation of plant defense systems in response to herbivory or experimentally applied methyl jasmonate (MeJA) involves the production of chemical defense substances functioning as warning signals to repel herbivores ... -
Old-growth forest floor richness increases with red deer herbivory intensity
Hegland, Stein Joar; Lilleeng, Marte Synnøve; Moe, Stein Ragnar (Journal article; Peer reviewed, 2013)Herbivory is one of the most important biotic disturbance types globally and is important for community structure and composition through species filtering. In northern forest ecosystems the population densities of ... -
POLLINATOR-FLOWER INTERACTIONS IN GARDENS DURING THE COVID-19 PANDEMIC LOCKDOWN OF 2020
Ollerton, Jeff; Trunschke, Judith; Havens, Kayri; Landaverde-González, Patricia; Keller, Alexander; Gilpin, Amy-Marie; Rech, André Rodrigo; Baronio, Gudryan J.; Phillips, Benjamin J.; Mackin, Chris; Stanley, Dara A.; Treanore, Erin; Baker, Ellen; Rotheray, Ellen L.; Erickson, Emily; Fornoff, Felix; Brearley, Francis Q.; Ballantyne, Gavin; Iossa, Graziella; Stone, Graham N.; Bartomeus, Ignasi; Stockan, Jenni A.; Leguizamón, Johana; Prendergast, Kit; Rowley, Lisa; Giovanetti, Manuela; de Oliveira Bueno, Raquel; Wesselingh, Renate A.; Mallinger, Rachel; Edmondson, Sally; Howard, Scarlett R.; Leonhardt, Sara D.; Rojas-Nossa, Sandra V.; Brett, Maisie; Joaqui, Tatiana; Antoniazzi, Reuber; Burton, Victoria J.; Feng, Hui-Hui; Tian, Zhi-Xi; Xu, Qi; Zhang, Chuan; Shi, Chang-Li; Huang, Shuang-Quan; Cole, Lorna J.; Bendifallah, Leila; Ellis, Emilie E.; Hegland, Stein Joar; Díaz, Sara Straffon; Lander, Tonya; Mayr, Antonia V.; Katzer, Sophie; Dawson, Richard; Eeraerts, Maxime; Armbruster, William Scott; Walton, Becky; Adjlane, Noureddine; Falk, Steven; Mata, Luis; Geiger, Anya Goncalves; Carvell, Claire; Wallace, Claire; Ratto, Fabrizia; Barberis, Marta; Kahane, Fay; Connop, Stuart; Stip, Anthonie; Sigrist, Maria Rosangela; Vereecken, Nicolas J.; Klein, Alexandra-Maria; Baldock, Katherine C.R.; Arnold, Sarah E.J. (Peer reviewed; Journal article, 2022)During the main COVID-19 global pandemic lockdown period of 2020 an impromptu set of pollination ecologists came together via social media and personal contacts to carry out standardised surveys of the flower visits and ... -
Red deer mediate spatial and temporal plant heterogeneity in boreal forests
Lilleeng, Marte Synnøve; Hegland, Stein Joar; Rydgren, Knut; Moe, Stein Ragnar (Journal article; Peer reviewed, 2016)Selective herbivory can influence both spatial and temporal vegetation heterogeneity. For example, many northern European populations of free-ranging ungulates have reached unprecedented levels, which can influence plant ... -
Scale-dependent effects of landscape composition and configuration on deer-vehicle collisions and their relevance to mitigation and planning options
Hegland, Stein Joar; Hamre, Liv Norunn (Journal article; Peer reviewed, 2018)Deer-vehicle collisions (DVCs) cause animal suffering, traffic safety problems and socioeconomic costs and must be assessed in landscape planning and road management. We investigated whether landscape composition and ... -
The handbook for standardized field and laboratory measurements in terrestrial climate change experiments and observational studies (ClimEx)
Halbritter Rechsteiner, Aud Helen; De Boeck, Hans J.; Eycott, Amy Elizabeth; Reinsch, Sabine; Robinson, David A.; Vicca, Sara; Berauer, Bernd; Christiansen, Casper Tai; Estiarte, Marc; Grünzweig, José M.; Gya, Ragnhild; Hansen, Karin; Jentsch, Anke; Lee, Hanna; Linder, Sune; Marshall, John; Peñuelas, Josep; Schmidt, Inger Kappel; Stuart-Haëntjens, Ellen; Wilfahrt, Peter; Vandvik, Vigdis; Abrantes, Nelson; Almagro, María; Althuizen, Inge; Barrio, Isabel C.; te Beest, Mariska; Beier, Claus; Beil, Iilka; Berry, Z. Carter; Birkemoe, Tone; Bjerke, Jarle W.; Blonder, Benjamin; Blume-Werry, Gesche; Bohrer, Gil; Campos, Isabel; Cernusak, Lucas S.; Chojnicki, Bogdan H.; Cosby, Bernhard J.; Dickman, Lee T.; Djukic, Ika; Filella, Iolanda; Fuchslueger, Lucia; Gargallo-Garriga, Albert; Gillespie, Mark Andrew; Goldsmith, Gregory R.; Gough, Christopher; Halliday, Fletcher W.; Hegland, Stein Joar; Hoch, Gunter; Holub, Petr; Jaroszynska, Francesca Orinda Holl; Johnson, Daniel M.; Jones, Scott B.; Kardol, Paul; Keizer, Jan J.; Klem, Karel; Konestabo, Heidi Sjursen; Kreyling, Jürgen; Kröel-Dulay, György; Landhäusser, Simon M.; Larsen, Klaus S.; Leblans, Niki; Lebron, Inma; Lehmann, Marco M.; Lembrechts, Jonas J.; Lenz, Armando; Linstädter, Anja; Llusià, Joan; Macias-Fauria, Marc; Malyshev, Andrey V.; Mänd, Pille; Marshall, Miles; Matheny, Ashley M.; McDowell, Nate; Meier, Ina C.; Meinzer, Frederick C.; Michaletz, Sean T.; Miller, Megan L.; Muffler, Lena; Oravec, Michal; Ostonen, Ivika; Porcar-Castell, Albert; Preece, Catherine; Prentice, Iain C.; Radujković, Dajana; Ravolainen, Virve; Ribbons, Relena; Ruppert, Jan C.; Sack, Lawren; Sardans, Jordi; Schindlbacher, Andreas; Scoffoni, Christine; Sigurdsson, Bjarni D.; Smart, Simon M; Smith, Stuart; Soper, Fiona; Speed, James David Mervyn; Sverdrup-Thygeson, Anne; Sydenham, Markus A. K.; Taghizadeh-Toosi, Arezoo; Telford, Richard J.; Tielborger, Katja; Töpper, Joachim Paul; Urban, Otmar; van der Ploeg, Martine; Van Langenhove, Leandro; Večeřová, Kristýna; Ven, Arne; Verbruggen, Erik; Vik, Unni; Weigel, Robert; Wohlgemuth, Thomas; Wood, Lauren K.; Zinnert, Julie; Zurba, Kamal (Journal article; Peer reviewed, 2019)Climate change is a world‐wide threat to biodiversity and ecosystem structure, functioning and services. To understand the underlying drivers and mechanisms, and to predict the consequences for nature and people, we urgently ... -
Transcriptional profiling of methyl jasmonate-induced defense responses in bilberry (Vaccinium myrtillus L.)
Fonseca Benevenuto, Rafael; Seldal, Tarald; Hegland, Stein Joar; Rodriguez-Saona, Cesar; Kawash, Joseph; Polashock, James (Journal article; Peer reviewed, 2019)Background Bilberry (Vaccinium myrtillus L.) is one of the most abundant wild berries in the Northern European ecosystems. This species plays an important ecological role as a food source for many vertebrate and invertebrate ...