Hisashi Kajimura
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View article: Growth Process and Mortality of Sasa borealis Seedlings over Six Years Following Mass Flowering and Factors Influencing Them
Growth Process and Mortality of Sasa borealis Seedlings over Six Years Following Mass Flowering and Factors Influencing Them Open
The sexual reproduction of Sasa borealis, a species of dwarf bamboo, occurred in central Japan from 2016 to 2017. S. borealis grows on the forest floor and serves as an important source of habitat and food for various animals. Sexual repro…
View article: Ecological Traits of Three Species of Xiphydria Woodwasps from Japan: Host Tree Species and Eggs, Symbiotic Fungi, and Mucus in Their Bodies
Ecological Traits of Three Species of Xiphydria Woodwasps from Japan: Host Tree Species and Eggs, Symbiotic Fungi, and Mucus in Their Bodies Open
Woodwasps (Siricidae and Xiphydriidae) inhabit living, weakened, or freshly dead trees and their larvae feed on sapwood. Siricidae have been intensively researched for pest management. In contrast, the ecology of Xiphydriidae remains large…
View article: Wood Mice Utilize Understory Vegetation of Leafless Dead Dwarf Bamboo Culms as a Habitat and Foraging Site
Wood Mice Utilize Understory Vegetation of Leafless Dead Dwarf Bamboo Culms as a Habitat and Foraging Site Open
In this study, we conducted a field survey in Aichi Prefecture, central Japan, to clarify whether rodent activity is affected by the presence or absence of dead culms of the dwarf bamboo Sasa borealis, a species characterized by a 120-year…
View article: Arboreal or terrestrial: Oviposition site of <i>Zhangixalus</i> frogs affects the thermal function of foam nests
Arboreal or terrestrial: Oviposition site of <i>Zhangixalus</i> frogs affects the thermal function of foam nests Open
Temperature is essential for the survival and development of eggs. Some anurans have evolved and developed foam nesting traits, with thermal insulation considered to be among their functions. Foam‐nesting frogs tend to exhibit reproductive…
View article: How much do field mice prefer dwarf bamboo seeds? Two‐choice experiments between seeds of <i>Sasa borealis</i> and several tree species on the forest floor
How much do field mice prefer dwarf bamboo seeds? Two‐choice experiments between seeds of <i>Sasa borealis</i> and several tree species on the forest floor Open
Bambusoideae is a taxon of mass‐flowering monocarpic perennials with a long life cycle. Forest ecosystems are affected by Bambusoideae seeding and death events in various ways, including an increased abundance of Apodemus spp. The utilizat…
View article: Utilization of Sasa borealis seeds by Japanese field mouse: discovery of small-seed caching
Utilization of Sasa borealis seeds by Japanese field mouse: discovery of small-seed caching Open
Bambusoideae are well-known for their large-scale flowering, seeding, and death events that occur after a vegetative phase that can often last for decades. These events are a valuable resource for many animals. Their mast seeding, in parti…
View article: Arboreal or terrestrial: Oviposition site of frogs affects the thermal function of foam nests
Arboreal or terrestrial: Oviposition site of frogs affects the thermal function of foam nests Open
1. Temperature is essential for the survival and development of eggs. Some anurans have evolved and developed foam nesting traits, with thermal insulation considered to be among their functions. Foam nesting frogs tend to exhibit reproduct…
View article: The worldwide invasion history of a pest ambrosia beetle inferred using population genomics
The worldwide invasion history of a pest ambrosia beetle inferred using population genomics Open
Xylosandrus crassiusculus , a fungus‐farming wood borer native to Southeastern Asia, is the most rapidly spreading invasive ambrosia species worldwide. Previous studies focusing on its genetic structure suggested the existence of cryptic g…
View article: The worldwide invasion history of a pest ambrosia beetle inferred using population genomics
The worldwide invasion history of a pest ambrosia beetle inferred using population genomics Open
Xylosandrus crassiusculus , a fungus-farming wood borer native to Southeastern Asia, is the most rapidly spreading invasive ambrosia species worldwide. Previous studies focusing on its genetic structure suggested the existence of cryptic g…
View article: The Role of Mycangial Fungi Associated with Ambrosia Beetles (Euwallacea interjectus) in Fig Wilt Disease: Dual Inoculation of Fusarium kuroshium and Ceratocystis ficicola Can Bring Fig Saplings to Early Symptom Development
The Role of Mycangial Fungi Associated with Ambrosia Beetles (Euwallacea interjectus) in Fig Wilt Disease: Dual Inoculation of Fusarium kuroshium and Ceratocystis ficicola Can Bring Fig Saplings to Early Symptom Development Open
The ambrosia beetle, Euwallacea interjectus, is a wood-boring pest and a vector of Ceratocystis ficicola, a pathogenic fungus causing fig (Ficus carica) wilt disease (FWD) in Japan. The ambrosia fungi, Fusarium kuroshium and Neocosmospora …
View article: Fungal Flora in Adult Females of the Rearing Population of Ambrosia Beetle Euwallacea interjectus (Blandford) (Coleoptera: Curculionidae: Scolytinae): Does It Differ from the Wild Population?
Fungal Flora in Adult Females of the Rearing Population of Ambrosia Beetle Euwallacea interjectus (Blandford) (Coleoptera: Curculionidae: Scolytinae): Does It Differ from the Wild Population? Open
Ambrosia beetles bore into host trees, and live with fungi symbiotically that serve as a food source. However, it is challenging to directly observe these beetles in the wild. In this study, Euwallacea interjectus (Blandford) (Coleoptera: …
View article: How does the 120-year cycle mast seeding of dwarf bamboo affect the rodent population?
How does the 120-year cycle mast seeding of dwarf bamboo affect the rodent population? Open
Background In 2017, large-scale flowering, seeding, and dying events of dwarf bamboo ( Sasa borealis ) occurred in a wide range in central Japan for the first time in 120 years. This phenomenon of S. borealis , like the mast seeding of tre…
View article: Longer mtDNA Fragments Provide a Better Insight into the Genetic Diversity of the Sycamore Lace Bug, Corythucha ciliata (Say, 1832) (Tingidae, Hemiptera), Both in Its Native and Invaded Areas
Longer mtDNA Fragments Provide a Better Insight into the Genetic Diversity of the Sycamore Lace Bug, Corythucha ciliata (Say, 1832) (Tingidae, Hemiptera), Both in Its Native and Invaded Areas Open
The sycamore lace bug (Corythucha ciliata Say, 1832) is of North American origin, but after its introduction to Europe (1964), South America (1985), Asia (1995), Australia (2006), and Africa (2014), it became an abundant and widespread pes…
View article: How does the 120-year cycle mast seeding of dwarf bamboo affect the rodent population?_Appendix S1
How does the 120-year cycle mast seeding of dwarf bamboo affect the rodent population?_Appendix S1 Open
Data of rodents captured in 2015, 2016, 2018, and 2019.
View article: Novel Symbiotic Association Between Euwallacea Ambrosia Beetle and Fusarium Fungus on Fig Trees in Japan
Novel Symbiotic Association Between Euwallacea Ambrosia Beetle and Fusarium Fungus on Fig Trees in Japan Open
Ficus carica plantations in Japan were first reported to be infested by an ambrosia beetle species, identified as Euwallacea interjectus , in 1996. The purpose of this study was to determine the symbiotic fungi of female adults of E. inter…
View article: Genetic Diversity of the Invasive Sycamore Lace Bug (SLB), &lt;em&gt;Corythucha ciliata&lt;/em&gt; (Say, 1832) (Tingidae, Hemiptera), in Its Native and Invaded Areas
Genetic Diversity of the Invasive Sycamore Lace Bug (SLB), <em>Corythucha ciliata</em> (Say, 1832) (Tingidae, Hemiptera), in Its Native and Invaded Areas Open
The sycamore lace bug (SLB) (Corythucha ciliata) is one of the most abundant and widespread pests on plane (Platanus spp.) trees. 38 geographic location of C. ciliata from Europe, Asia and North America were analysed by sequencing. Sevente…
View article: Recent advances toward the sustainable management of invasive Xylosandrus ambrosia beetles
Recent advances toward the sustainable management of invasive Xylosandrus ambrosia beetles Open
We provide an overview of both traditional and innovative control tools for management of three Xylosandrus ambrosia beetles (Coleoptera: Curculionidae: Scolytinae), invasive species with a history of damage in forests, nurseries, orchards…
View article: Supplementary material to NEM 3483
Supplementary material to NEM 3483 Open
Supplementary Fig. S1. Molecular phylogenetic status of Sychnotylenchus hibisci n. sp. and Neoditylenchus xiphydriae n. sp. within anguinids and their relatives. The Bayesian tree was inferred from near full length SSU. Analytical model an…
View article: Supplementary material to NEM 3483
Supplementary material to NEM 3483 Open
Supplementary Fig. S1. Molecular phylogenetic status of Sychnotylenchus hibisci n. sp. and Neoditylenchus xiphydriae n. sp. within anguinids and their relatives. The Bayesian tree was inferred from near full length SSU. Analytical model an…
View article: Cover Image
Cover Image Open
The cover image is based on the Original Article Earwig preying on ambrosia beetle: Evaluating predatory process and prey preference by Ziru Jiang and Hisashi Kajimura., https://doi.org/10.1111/jen.12800.
View article: Characterization of FsXEG12A from the cellulose-degrading ectosymbiotic fungus Fusarium spp. strain EI cultured by the ambrosia beetle
Characterization of FsXEG12A from the cellulose-degrading ectosymbiotic fungus Fusarium spp. strain EI cultured by the ambrosia beetle Open
Despite the threat of Fusarium dieback posed due to ambrosia fungi cultured by ambrosia beetles such as Euwallacea spp., the wood-degradation mechanisms utilized by ambrosia fungi are not fully understood. In this study, we analyzed the 16…
View article: The Essential Role of Taxonomic Expertise in the Creation of DNA Databases for the Identification and Delimitation of Southeast Asian Ambrosia Beetle Species (Curculionidae: Scolytinae: Xyleborini)
The Essential Role of Taxonomic Expertise in the Creation of DNA Databases for the Identification and Delimitation of Southeast Asian Ambrosia Beetle Species (Curculionidae: Scolytinae: Xyleborini) Open
DNA holds great potential for species identification and efforts to create a DNA database of all animals and plants currently contains >7.5 million sequences representing ~300,000 species. This promise of a universally applicable identific…
View article: Pathogenicity and Distribution of <i>Fusarium solani</i> Isolates Associated with <i>Erythrina</i> Decline in Japan
Pathogenicity and Distribution of <i>Fusarium solani</i> Isolates Associated with <i>Erythrina</i> Decline in Japan Open
Erythrina spp. trees have been declining since the 2000s worldwide, and fungi belonging to Fusarium solani species complex (FSSC) have been suggested to be a causal factor of decline and mortality of Erythrina variegata trees in Okinawa Is…
View article: Landscape‐scale genetic differentiation of a mycangial fungus associated with the ambrosia beetle,<i>Xylosandrus germanus</i>(Blandford) (Curculionidae:Scolytinae) in Japan
Landscape‐scale genetic differentiation of a mycangial fungus associated with the ambrosia beetle,<i>Xylosandrus germanus</i>(Blandford) (Curculionidae:Scolytinae) in Japan Open
In this study, we examined the genetic structures of the ambrosia fungus isolated from mycangia of the scolytine beetle, Xylosandrus germanus to understand their co‐evolutionary relationships. We analyzed datasets of three ambrosia fungus …