Fungal Ecology最新文献

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Substrate affinities of wood decay fungi are foremost structured by wood properties not climate 木材腐烂真菌的基质亲和力主要是由木材性质而不是气候决定的
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-06-01 DOI: 10.1016/j.funeco.2023.101231
Fredrik Rustøen , Klaus Høiland , Einar Heegaard , Lynne Boddy , Alan C. Gange , Håvard Kauserud , Carrie Andrew
{"title":"Substrate affinities of wood decay fungi are foremost structured by wood properties not climate","authors":"Fredrik Rustøen ,&nbsp;Klaus Høiland ,&nbsp;Einar Heegaard ,&nbsp;Lynne Boddy ,&nbsp;Alan C. Gange ,&nbsp;Håvard Kauserud ,&nbsp;Carrie Andrew","doi":"10.1016/j.funeco.2023.101231","DOIUrl":"https://doi.org/10.1016/j.funeco.2023.101231","url":null,"abstract":"<div><p>Wood decomposing fungi differ in their substrate affinities, but to what extent factors like wood properties influence host specialization, compared to climate, is largely unknown. In this study, we analysed British field observations of 61 common wood decay species associated with 41 tree and shrub genera. While white rot fungi ranged from low-to high-substrate affinity, brown rot fungi were exclusively mid-to high-affinity. White rot fungi associated with dead fallen wood demonstrated the least substrate affinity. The composition of wood decomposer fungi was mostly structured by substrate properties, sorted between angiosperms and conifers. Any relationships with temporal and regional climate variability were of far less significance, but did predict community-based and substrate-usage host shifts, especially for fungi on fallen deadwood. Our results demonstrate that substrate shifts by wood-decay fungi will depend primarily upon their degree of affinity to, and the distribution of, related woody genera, followed less at regional levels by climate impacts.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"63 ","pages":"Article 101231"},"PeriodicalIF":2.9,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49743262","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The effects of geographic origin and genotype on fungal diversity of silver birch (Betula pendula) 地理来源和基因型对白桦真菌多样性的影响
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-06-01 DOI: 10.1016/j.funeco.2023.101241
Sanni M.A. Färkkilä , Anu Valtonen , Karita Saravesi , Sten Anslan , Annamari Markkola , Sari Kontunen-Soppela
{"title":"The effects of geographic origin and genotype on fungal diversity of silver birch (Betula pendula)","authors":"Sanni M.A. Färkkilä ,&nbsp;Anu Valtonen ,&nbsp;Karita Saravesi ,&nbsp;Sten Anslan ,&nbsp;Annamari Markkola ,&nbsp;Sari Kontunen-Soppela","doi":"10.1016/j.funeco.2023.101241","DOIUrl":"https://doi.org/10.1016/j.funeco.2023.101241","url":null,"abstract":"<div><p>Soil microbes, especially root symbiotic fungi, often have drastic effects on the successful growth and establishment of plants. While plant intraspecific genetic variation is known to affect many ecosystem processes and functions, the effect it has on root fungal communities has received less attention. To determine the effect plant origin and genotype have on root fungal communities, we used high-throughput amplicon sequencing of ITS-regions to detect fungi from the roots of 64 clonally propagated silver birch (<em>Betula pendula</em>) trees representing four different geographical origins and 16 genotypes, all grown together in a common garden. We found that fungal alpha and beta-diversity but not community composition differ by silver birch genotype. Some birch genotypes are potentially more plastic in terms of their fungal interactions, which could make them more robust against environmental changes and provide a competitive advantage especially in disturbed habitats.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"63 ","pages":"Article 101241"},"PeriodicalIF":2.9,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49742867","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Successional changes in fungal communities occur a few weeks following wildfire in a mixed Douglas-fir-ponderosa pine forest 在道格拉斯-冷杉-黄松混交林中,真菌群落的演替变化发生在野火发生后几周
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-06-01 DOI: 10.1016/j.funeco.2023.101246
Erica E. Packard, Daniel M. Durall, Melanie D. Jones
{"title":"Successional changes in fungal communities occur a few weeks following wildfire in a mixed Douglas-fir-ponderosa pine forest","authors":"Erica E. Packard,&nbsp;Daniel M. Durall,&nbsp;Melanie D. Jones","doi":"10.1016/j.funeco.2023.101246","DOIUrl":"https://doi.org/10.1016/j.funeco.2023.101246","url":null,"abstract":"<div><p>With wildfires reaching unprecedented levels of severity, size and frequency, their impact on soil microbial communities is an important concern. Commencing just weeks following a wildfire in a Douglas-fir-Ponderosa pine forest, we collected surface and mineral soil samples four times over 10 months from four severity levels to better understand the effect of wildfire severity on fungi and their guilds. At medium severity and above, there was a decrease in fungal diversity and a shift in community composition in both layers, while the fungal community from soils burnt by low severity fires remained similar to unburnt soils. Although the richness of putative saprotrophic and pathotrophic fungi in burnt microplots returned to levels comparable to that in the unburnt microplots within weeks of burning, the richness of symbiotrophic, including ectomycorrhizal fungi in burnt plots, did not. The DNA of many putative pyrophilous fungi peaked in estimated abundance within weeks after the fire, even though fruiting was not observed until the following spring.</p></div><div><h3>Index descriptors</h3><p>pyrophilous fungi; wildfire severity; ITS; metabarcoding; <em>Pseudotsuga menziesii</em> var. <em>glauca;</em> fungal community; disturbance; succession.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"63 ","pages":"Article 101246"},"PeriodicalIF":2.9,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49743043","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The response of lichens inhabiting exposed wood of spruce logs to post-hurricane disturbances in Western Carpathian forests 居住在喀尔巴阡山脉西部森林中暴露在外的云杉原木的地衣对飓风后干扰的反应
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-06-01 DOI: 10.1016/j.funeco.2023.101228
Magdalena Tanona , Pawel Czarnota
{"title":"The response of lichens inhabiting exposed wood of spruce logs to post-hurricane disturbances in Western Carpathian forests","authors":"Magdalena Tanona ,&nbsp;Pawel Czarnota","doi":"10.1016/j.funeco.2023.101228","DOIUrl":"https://doi.org/10.1016/j.funeco.2023.101228","url":null,"abstract":"<div><p>We investigated which of the following environmental factors: the number of years since the windthrow of the tree (the age of dead wood), the phytocenosis (the type of forest community), altitude, exposure, wood hardness and the spatial scale of forest disturbances (small gaps with a few fallen spruces <em>vs</em> large-area windthrows) contributed to the diversity and abundance of lichens inhabiting the exposed wood of windthrown spruce trees in Polish Western Carpathian forests. Both Shannon H index and sum of coverage coefficients rose with increasing age of the wood, levelling off after 11–14 y (diversity) and 14–17 y (abundance). This factor appeared to be the most important for this group of lichens, but the significant positive impact of large-area windthrows on the lichen abundance was also demonstrated by using a GLM model. The age of the wood we precisely determined on the basis of data on Norway spruce mortality collected annually in permanent plots of the Gorce National Park since 2000. Using the Shore durometer we linked the course of the wood-inhabiting lichen succession with wood decay more precisely than before. The largest number of species was associated with medium hard wood, i.e., 51 &lt; x ≤ 80 on the Shore scale. Based on the NMDS analysis, we distinguished four age groups of logs, differing in lichen abundance and defined by the dominance of distinctive species. A large number of usually corticolous lichen species used the wood of windthrown spruce logs as an optional habitat to survive large-scale, post-hurricane forest disturbances.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"63 ","pages":"Article 101228"},"PeriodicalIF":2.9,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49742803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Convergent evolution unites the population genetics of Protea-associated ophiostomatoid fungi 趋同进化统一了protea相关的类蛇口真菌的种群遗传学
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-06-01 DOI: 10.1016/j.funeco.2023.101242
Janneke Aylward , Nombuso P. Ngubane , Léanne L. Dreyer , Kenneth Oberlander , Michael J. Wingfield , Francois Roets
{"title":"Convergent evolution unites the population genetics of Protea-associated ophiostomatoid fungi","authors":"Janneke Aylward ,&nbsp;Nombuso P. Ngubane ,&nbsp;Léanne L. Dreyer ,&nbsp;Kenneth Oberlander ,&nbsp;Michael J. Wingfield ,&nbsp;Francois Roets","doi":"10.1016/j.funeco.2023.101242","DOIUrl":"https://doi.org/10.1016/j.funeco.2023.101242","url":null,"abstract":"<div><p><em>Knoxdaviesia</em> and <em>Sporothrix</em> species occupy the flower heads of some <em>Protea</em> plants in southern Africa. <em>Knoxdaviesia</em> species display exceptional genetic diversity within the Core Cape Subregion (CCR) and are readily dispersed across large distances. This study aimed to determine whether overlapping ecologies have led to a similar population genetic structure in <em>Sporothrix splendens</em>. Two DNA sequence markers, β-tubulin and a microsatellite region, were amplified in 97 <em>S. splendens</em> strains from eight populations that span its host distribution. Genetic diversity was low in a geographically isolated population, but high elsewhere. CCR populations were closely related, showing isolation by distance with populations at the eastern edge of the sampling range. Like <em>Knoxdaviesia</em> species, long-distance dispersal of <em>S. splendens</em> spores is prevalent, although likely affected by patchy host populations. This study is the first to consider populations of a non-clinical <em>Sporothrix</em> species, providing insights into the population attributes of a naturally distributed species.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"63 ","pages":"Article 101242"},"PeriodicalIF":2.9,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49742954","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The potential saprotrophic capacity of foliar endophytic fungi from Quercus gambelii 甘贝栎叶片内生真菌潜在的腐生能力
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-04-01 DOI: 10.1016/j.funeco.2022.101221
Emily Lorine Davis, Emily Weatherhead, Roger T. Koide
{"title":"The potential saprotrophic capacity of foliar endophytic fungi from Quercus gambelii","authors":"Emily Lorine Davis,&nbsp;Emily Weatherhead,&nbsp;Roger T. Koide","doi":"10.1016/j.funeco.2022.101221","DOIUrl":"https://doi.org/10.1016/j.funeco.2022.101221","url":null,"abstract":"<div><p>Endophytic fungi occur in living tissues of terrestrial plants. Many of these fungi are primarily biotrophic, but the trophic range of endophytic fungi as a group may not be fully appreciated. In this study, our goals were (1) for the Class 3 foliar endophytic fungi isolated from <em>Quercus gambelii</em>, determine their potential saprotrophic capacity, which we define as the difference in growth rate in culture on <em>Quercus gambelii</em> leaf litter medium and control medium lacking leaf litter and (2) quantify sources of variation among isolates of these endophytic fungi in potential saprotrophic capacity, including variation due to microsite within host trees (leaves receiving full sun vs. shade) and variation within and among fungal genera. We found that 48 of the 49 tested endophytic fungal isolates have significant potential saprotrophic capacity. Contrary to expectation, the amount of solar radiation available to the leaf from which the fungi were isolated had no significant impact on potential saprotrophic capacity and there was more variability in potential saprotrophic capacity among isolates within a genus than among genera. Our results suggest that some Class 3 endophytic fungi may have the potential to function as saprotrophic fungi within plant litter, but this remains to be seen for these <em>Quercus gambelii</em> isolates under more natural circumstances.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"62 ","pages":"Article 101221"},"PeriodicalIF":2.9,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49746967","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
The cooler the better: Increased aquatic hyphomycete diversity in subtropical streams along a neotropical latitudinal gradient 越冷越好:沿新热带纬度梯度增加亚热带溪流中水生菌丝的多样性
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-04-01 DOI: 10.1016/j.funeco.2022.101223
Gisele Gomes Barreto , Luiz Ubiratan Hepp , Renan de Souza Rezende , José Francisco Gonçalves Junior , Marcelo da Silva Moretti , Yara Moretto , Rafael Chaves Loureiro , Rozane Maria Restello , Adriana Oliveira Medeiros
{"title":"The cooler the better: Increased aquatic hyphomycete diversity in subtropical streams along a neotropical latitudinal gradient","authors":"Gisele Gomes Barreto ,&nbsp;Luiz Ubiratan Hepp ,&nbsp;Renan de Souza Rezende ,&nbsp;José Francisco Gonçalves Junior ,&nbsp;Marcelo da Silva Moretti ,&nbsp;Yara Moretto ,&nbsp;Rafael Chaves Loureiro ,&nbsp;Rozane Maria Restello ,&nbsp;Adriana Oliveira Medeiros","doi":"10.1016/j.funeco.2022.101223","DOIUrl":"https://doi.org/10.1016/j.funeco.2022.101223","url":null,"abstract":"<div><p>Aquatic hyphomycetes are microbial decomposers in freshwater environments that, together with detritivores, play an essential role in the functioning of low-order streams. Here, we evaluated aquatic hyphomycetes communities associated with decomposing leaves of <em>Nectandra megapotamica</em>, a common Neotropical riparian tree, along a subtropical-tropical latitudinal gradient. Two forest streams located in subtropical regions and 3 in tropical regions were selected. We identified 29 species of aquatic hyphomycetes, 22 (75.8%) in subtropical streams and 15 (51.7%) in tropical streams. We also found a higher fungal biomass in subtropical streams. However, the amounts of leaf mass loss did not differ between regions, but the values were higher in summer than in winter. High temperature, pH and electrical conductivity values, as well as low dissolved oxygen levels, negatively affected spore production. These results suggest that the subtropical-tropical gradient is an important predictor of aquatic hyphomycete diversity; however, the observed species had different sensitivities to local environmental factors.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"62 ","pages":"Article 101223"},"PeriodicalIF":2.9,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49767124","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Linking wood-decay fungal communities to decay rates: Using a long-term experimental manipulation of deadwood and canopy gaps 将木材腐烂真菌群落与腐烂率联系起来:使用朽木和树冠间隙的长期实验操作
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-04-01 DOI: 10.1016/j.funeco.2022.101220
Lili Perreault , Jodi A. Forrester , Daniel L. Lindner , Michelle A. Jusino , Shawn Fraver , Mark T. Banik , David J. Mladenoff
{"title":"Linking wood-decay fungal communities to decay rates: Using a long-term experimental manipulation of deadwood and canopy gaps","authors":"Lili Perreault ,&nbsp;Jodi A. Forrester ,&nbsp;Daniel L. Lindner ,&nbsp;Michelle A. Jusino ,&nbsp;Shawn Fraver ,&nbsp;Mark T. Banik ,&nbsp;David J. Mladenoff","doi":"10.1016/j.funeco.2022.101220","DOIUrl":"https://doi.org/10.1016/j.funeco.2022.101220","url":null,"abstract":"<div><p>Decomposition transfers carbon (C) from detrital organic matter to soil and atmospheric pools. In forested ecosystems, deadwood accounts for a large proportion of the detrital C pool and is primarily decomposed by wood-inhabiting fungi (WIF). Deadwood reductions linked to forest harvesting may alter WIF richness and composition, thus indirectly influencing the persistence of deadwood and its contribution to C and nutrient cycling. Forest structure was enhanced via canopy gap creation and coarse woody debris (CWD) addition that mimic natural disturbance by windfall within a deciduous northern hardwood forest (Wisconsin, USA) to examine its effect on deadwood-associated biodiversity and function. Experimental sugar maple (<em>Acer saccharum</em>) logs were sampled, for DNA extraction, ten years after placement to determine the assembly of fungal community composition and its relationship to wood decay rates.</p><p>Our findings suggest that the WIF community responded to gap disturbance by favoring species able to persist under more extreme microclimates caused by gaps. CWD addition under closed canopy tended to favor a different species assemblage from gap creation treatments and the control, where canopy was undisturbed and CWD was not added. This was presumably due to consistent microclimatic conditions and the abundance of CWD substrates for host specialists. Fungal OTU richness was significantly and inversely related to CWD decay rates, likely due to competition for resources. In contrast, fungal OTU composition was not significantly related to CWD decay rates, canopy openness or CWD addition amounts. Our study site represents a diverse fungal community in which complex interactions among wood-inhabiting organisms and abiotic factors are likely to slow CWD decomposition, which suggests that maintaining a biodiverse and microsite-rich ecosystem may enhance the capacity for C storage within temperate forests.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"62 ","pages":"Article 101220"},"PeriodicalIF":2.9,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49764708","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Habitat matters: The role of spore bank fungi in early seedling establishment of Florida slash pines 生境问题:孢子库真菌在佛罗里达湿地松早期幼苗建立中的作用
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-04-01 DOI: 10.1016/j.funeco.2022.101210
Elena Karlsen-Ayala , Michelle A. Jusino , Romina Gazis , Matthew E. Smith
{"title":"Habitat matters: The role of spore bank fungi in early seedling establishment of Florida slash pines","authors":"Elena Karlsen-Ayala ,&nbsp;Michelle A. Jusino ,&nbsp;Romina Gazis ,&nbsp;Matthew E. Smith","doi":"10.1016/j.funeco.2022.101210","DOIUrl":"https://doi.org/10.1016/j.funeco.2022.101210","url":null,"abstract":"<div><p>This study investigated broad patterns in communities of ectomycorrhizal fungi from three Florida habitats (sandhills, scrub, and pine rocklands) and the ability of spore bank fungi to associate with <em>Pinus elliottii</em> (slash pine) and <em>Pinus densa</em> (south Florida slash pine). Efforts to replant pines in the endangered pine rocklands are vital to the persistence of this habitat, yet little is known about the ectomycorrhizal fungi communities or how they may differ from those in other pine-dominated habitats in Florida. We used high-throughput amplicon sequencing (HTS) to assess baseline fungal communities and greenhouse bioassays to bait ectomycorrhizal fungi using seedlings. HTS soil data recovered 188 ectomycorrhizal species but only a few subsequently colonized the bioassay seedlings. We recovered 21 ectomycorrhizal species on pine seedlings including common spore bank fungi such as <em>Cenococcum</em>, <em>Suillus,</em> and <em>Tuber,</em> but <em>Rhizopogon</em> species were dominant across all sites and habitats. Habitat type and site were significant variables influencing the community composition of the total soil fungal community, soil ectomycorrhizal community, and the fungi found on seedling root tips. However, we found no significant differences between the ectomycorrhizal communities on seedling roots from the two <em>Pinus</em> species.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"62 ","pages":"Article 101210"},"PeriodicalIF":2.9,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49747312","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Host identity affects the response of mycorrhizal fungal communities to high severity fires in Alaskan boreal forests 寄主身份影响阿拉斯加北方森林菌根真菌群落对严重火灾的反应
IF 2.9 3区 环境科学与生态学
Fungal Ecology Pub Date : 2023-04-01 DOI: 10.1016/j.funeco.2022.101222
M. Rae DeVan , Jill F. Johnstone , Michelle C. Mack , Teresa N. Hollingsworth , D. Lee Taylor
{"title":"Host identity affects the response of mycorrhizal fungal communities to high severity fires in Alaskan boreal forests","authors":"M. Rae DeVan ,&nbsp;Jill F. Johnstone ,&nbsp;Michelle C. Mack ,&nbsp;Teresa N. Hollingsworth ,&nbsp;D. Lee Taylor","doi":"10.1016/j.funeco.2022.101222","DOIUrl":"https://doi.org/10.1016/j.funeco.2022.101222","url":null,"abstract":"<div><p>Ongoing climate change in the boreal forests of western North America is associated with wildfires which are increasing in extent and severity, thus impacting mycorrhizal fungal communities through fungal mortality and shifts in host species and age. We planted three native tree species, <em>Picea mariana</em>, <em>Picea glauca</em>, and <em>Populous tremuloides</em>, and non-native <em>Pinus contorta</em> var. <em>latifolia</em> at 22 post-fire sites, encompassing wide variation in fire severity and environmental gradients, across Interior Alaska. We characterized fungal community composition using Illumina MiSeq. Fire severity had a greater impact on fungal composition than the environmental variables we considered. There were large shifts in fungal Phyla and guilds with high severity, but these shifts were dependent on host tree species. We also found pine-specific fungi on <em>Pinus contorta</em> var. <em>latifolia</em>. These data suggest that shifts in mycorrhizal fungal communities from increases in fire severity may be exacerbated by associated changes in plant successional trajectories and host composition.</p></div>","PeriodicalId":55136,"journal":{"name":"Fungal Ecology","volume":"62 ","pages":"Article 101222"},"PeriodicalIF":2.9,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49764713","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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